an introduction to ebm for health librarians

20
“Health librarians & expert searching: emerging roles in an evidence-based era” Dean Giustini, UBC librarian / October 2014 Expert searcher, teacher …..OR a researcher ?? (will you aim to be one of these experts OR all three)

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Page 1: An introduction to EBM for health librarians

ldquoHealth librarians amp expert searching emerging roles in an evidence-based erardquo

Dean Giustini UBC librarian October 2014

Expert searcher teacher hellipOR a researcher (will you aim to be one of these experts OR all three)

What is evidence-based medicine

ldquohellipevidence-based medicine (EBM) is the conscientious explicit amp judicious use of current best evidence in making

decisions about the care of individual patientsrdquo

Sackett et al BMJ 199631271-72

Dr David Sackett

Landmark article in 1992 JAMAGuyatt G Cairns J et al (McMaster University)

JAMA 1993 ndash 2000ldquoUsers Guides to the Medical Literaturerdquo

Last 15 years three (3) trends Explosion of systematic reviews

Rise of search engines eg Google Scholar

Knowledge distillation amp ldquopushrdquo 20 services

EBM ndash a glance back 20 years

EBM integrates evidence with care

hellipevidence should always integrate with clinical expertise amp preferences values amp circumstances of patients amp families

Patient ValuesLocal Conditions

Best Evidence

Clinical Expertise

bull Background questions require use of background information

bull Foreground questions are asked by experts

bull Answers are found by searching the biomedical databases

Is it background hellipor foreground

Five Steps of EBM

The five steps

bull Step 1 mdash Frame your clinical question

bull Step 2 mdash Find the ldquobest evidencerdquo

bull Step 3 mdash Critically appraise that evidence

bull Step 4 mdash Integrate best evidence into practice

bull Step 5 mdash Evaluate steps 1-4

Ask

Access

Appraise

Assess

Apply

Use PICO to frame foreground

QsP = Patient Can you describe the patient or problem

I = Intervention What main intervention (or treatment) will be considered

C = ComparisonDo you want a placebo comparison or drug comparison

O = OutcomeWhat is the desired outcome or effect for the patient

Is equal to

Relevance of information X validityEffortwork required

Health librarians have two (2) options Find relevant information for physician (they determine its value)

Find authoritative sources that do the finding validating for clinician

Usefulness of medical information

MOST clinically relevant (at the top) Least clinically relevant (at the bottom)

Hierarchy of Evidence Tr

acki

ng

Do

wn

Filtered amp Critically Appraised

Expert Opinion Not Filtered

Background info

Valid

ityStren

gth o

f Inferen

ce

Time Sp

ent in

Critical A

pp

raisal

Hierarchy of Evidence find evidence at level for clinician

Where is ALL the evidence

SYSTEMATIC REVIEWS

bull Cochrane Library via OvidSP

bull PubMed Clinical Queries Haynes filters

CLINICAL PRACTICE GUIDELINES

bull National Guideline Clearinghouse (US)

bull Canadian Medical Association Infobase

RESEARCH CRITIQUES

bull ACP Journal Club 1996-

bull Bandolier 1994- amp BestBETs

EVIDENCE SUMMARIES

bull BMJ Clinical Evidence amp FirstConsult

bull UpToDate

META-SEARCH ENGINESbull TRIP+ amp SUMSearch

P = Patient population or problem (Who is the patient or population of patients What is the disease)

I = Intervention (What do you want to do with this patient eg treat diagnose observe)

C = Comparison intervention (What is the alternative to intervention eg placebo different drug nothing)

O = Outcome (What are the relevant outcomes (eg morbidity mortality death complications)

PICO frames the information need

bull Defines a clinical scenario

bull Prepare you to search

bull Places focus on patient-centered questions

bull Developing a clinical question using PICO requiresbull some background about the condition

bull some understanding the patient

bull outcomes amp beliefs important to the patient

bull Prognosisndash Disability Quality of life Cost Improvement of symptoms

Why use PICO

bull Search via OvidSP

bull Includes all Cochrane topic reviews ldquoCochrane Libraryrdquo

bull Includes clinical trials register

bull Articles reviewed in ACP Journal Club or BMJ Evidence-Based Medicine

bull Papers in Database of Abstracts of Reviews of Effectiveness (DARE)

bull Studies in DARE meet strict EBM scoring criteria

Uses ldquoKeywordsrdquo to search OvidSPrsquos EBMRUBC library access httpresourceslibraryubcca644

EBM Reviews (meta-search)

Cochrane Database of Systematic Reviews

bull Search via OvidSP

bull Independent non-for-profit international collaboration

bull Reviews are among studies of highest scientific evidence

bull Minimal bias evidence includedexcluded on basis of explicit criteria

bull Reviews involve exhaustive searching for studies amp clinical trials both published and unpublished

bull Abstracts are available for free consumer summaries are free also

UBC library access httpresourceslibraryubcca231

Uses ldquoKeywordsrdquo to search Cochrane hellip

Database of Abstracts of Reviews of Effects (DARE)

bull Search via OvidSP

bull Produced by the National Health Services Centre for Reviews and Dissemination (NHS CRD) at the University of York England

bull DARE is a full text database containing critical assessments of systematic reviews from a variety of medical journals

bull DARE contains structured abstracts of systematic reviews

bull Its records cover topics such as diagnosis prevention rehabilitation screening and treatment

UBC library access httpresourceslibraryubcca489

ACP Journal Club

bull Search via OvidSPbull Consists of two journals ACP Journal Club (American College of Physicians) and

Evidence-Based Medicine by ACP amp British Medical Journalbull Editors select studies (includes reviews) that are methodologically sound and

clinically relevant (high-quality) bull Some topics may not be foundbull Review top clinical journals top therapy diagnosis harm ampprognosis Qsbull Commentaries on each studys valuebull Helps physicians understand and apply evidencebull Reveals changes in medical knowledge

UBC library access httpresourceslibraryubcca230

Follow up files on HLWIKI

Scoping reviews | Grey literature | Hand-searching |Snowballing

Expert searching | Grey data (hard to find data) | Grey literature searching in medicine | Grey literature - part II

Page 2: An introduction to EBM for health librarians

What is evidence-based medicine

ldquohellipevidence-based medicine (EBM) is the conscientious explicit amp judicious use of current best evidence in making

decisions about the care of individual patientsrdquo

Sackett et al BMJ 199631271-72

Dr David Sackett

Landmark article in 1992 JAMAGuyatt G Cairns J et al (McMaster University)

JAMA 1993 ndash 2000ldquoUsers Guides to the Medical Literaturerdquo

Last 15 years three (3) trends Explosion of systematic reviews

Rise of search engines eg Google Scholar

Knowledge distillation amp ldquopushrdquo 20 services

EBM ndash a glance back 20 years

EBM integrates evidence with care

hellipevidence should always integrate with clinical expertise amp preferences values amp circumstances of patients amp families

Patient ValuesLocal Conditions

Best Evidence

Clinical Expertise

bull Background questions require use of background information

bull Foreground questions are asked by experts

bull Answers are found by searching the biomedical databases

Is it background hellipor foreground

Five Steps of EBM

The five steps

bull Step 1 mdash Frame your clinical question

bull Step 2 mdash Find the ldquobest evidencerdquo

bull Step 3 mdash Critically appraise that evidence

bull Step 4 mdash Integrate best evidence into practice

bull Step 5 mdash Evaluate steps 1-4

Ask

Access

Appraise

Assess

Apply

Use PICO to frame foreground

QsP = Patient Can you describe the patient or problem

I = Intervention What main intervention (or treatment) will be considered

C = ComparisonDo you want a placebo comparison or drug comparison

O = OutcomeWhat is the desired outcome or effect for the patient

Is equal to

Relevance of information X validityEffortwork required

Health librarians have two (2) options Find relevant information for physician (they determine its value)

Find authoritative sources that do the finding validating for clinician

Usefulness of medical information

MOST clinically relevant (at the top) Least clinically relevant (at the bottom)

Hierarchy of Evidence Tr

acki

ng

Do

wn

Filtered amp Critically Appraised

Expert Opinion Not Filtered

Background info

Valid

ityStren

gth o

f Inferen

ce

Time Sp

ent in

Critical A

pp

raisal

Hierarchy of Evidence find evidence at level for clinician

Where is ALL the evidence

SYSTEMATIC REVIEWS

bull Cochrane Library via OvidSP

bull PubMed Clinical Queries Haynes filters

CLINICAL PRACTICE GUIDELINES

bull National Guideline Clearinghouse (US)

bull Canadian Medical Association Infobase

RESEARCH CRITIQUES

bull ACP Journal Club 1996-

bull Bandolier 1994- amp BestBETs

EVIDENCE SUMMARIES

bull BMJ Clinical Evidence amp FirstConsult

bull UpToDate

META-SEARCH ENGINESbull TRIP+ amp SUMSearch

P = Patient population or problem (Who is the patient or population of patients What is the disease)

I = Intervention (What do you want to do with this patient eg treat diagnose observe)

C = Comparison intervention (What is the alternative to intervention eg placebo different drug nothing)

O = Outcome (What are the relevant outcomes (eg morbidity mortality death complications)

PICO frames the information need

bull Defines a clinical scenario

bull Prepare you to search

bull Places focus on patient-centered questions

bull Developing a clinical question using PICO requiresbull some background about the condition

bull some understanding the patient

bull outcomes amp beliefs important to the patient

bull Prognosisndash Disability Quality of life Cost Improvement of symptoms

Why use PICO

bull Search via OvidSP

bull Includes all Cochrane topic reviews ldquoCochrane Libraryrdquo

bull Includes clinical trials register

bull Articles reviewed in ACP Journal Club or BMJ Evidence-Based Medicine

bull Papers in Database of Abstracts of Reviews of Effectiveness (DARE)

bull Studies in DARE meet strict EBM scoring criteria

Uses ldquoKeywordsrdquo to search OvidSPrsquos EBMRUBC library access httpresourceslibraryubcca644

EBM Reviews (meta-search)

Cochrane Database of Systematic Reviews

bull Search via OvidSP

bull Independent non-for-profit international collaboration

bull Reviews are among studies of highest scientific evidence

bull Minimal bias evidence includedexcluded on basis of explicit criteria

bull Reviews involve exhaustive searching for studies amp clinical trials both published and unpublished

bull Abstracts are available for free consumer summaries are free also

UBC library access httpresourceslibraryubcca231

Uses ldquoKeywordsrdquo to search Cochrane hellip

Database of Abstracts of Reviews of Effects (DARE)

bull Search via OvidSP

bull Produced by the National Health Services Centre for Reviews and Dissemination (NHS CRD) at the University of York England

bull DARE is a full text database containing critical assessments of systematic reviews from a variety of medical journals

bull DARE contains structured abstracts of systematic reviews

bull Its records cover topics such as diagnosis prevention rehabilitation screening and treatment

UBC library access httpresourceslibraryubcca489

ACP Journal Club

bull Search via OvidSPbull Consists of two journals ACP Journal Club (American College of Physicians) and

Evidence-Based Medicine by ACP amp British Medical Journalbull Editors select studies (includes reviews) that are methodologically sound and

clinically relevant (high-quality) bull Some topics may not be foundbull Review top clinical journals top therapy diagnosis harm ampprognosis Qsbull Commentaries on each studys valuebull Helps physicians understand and apply evidencebull Reveals changes in medical knowledge

UBC library access httpresourceslibraryubcca230

Follow up files on HLWIKI

Scoping reviews | Grey literature | Hand-searching |Snowballing

Expert searching | Grey data (hard to find data) | Grey literature searching in medicine | Grey literature - part II

Page 3: An introduction to EBM for health librarians

Landmark article in 1992 JAMAGuyatt G Cairns J et al (McMaster University)

JAMA 1993 ndash 2000ldquoUsers Guides to the Medical Literaturerdquo

Last 15 years three (3) trends Explosion of systematic reviews

Rise of search engines eg Google Scholar

Knowledge distillation amp ldquopushrdquo 20 services

EBM ndash a glance back 20 years

EBM integrates evidence with care

hellipevidence should always integrate with clinical expertise amp preferences values amp circumstances of patients amp families

Patient ValuesLocal Conditions

Best Evidence

Clinical Expertise

bull Background questions require use of background information

bull Foreground questions are asked by experts

bull Answers are found by searching the biomedical databases

Is it background hellipor foreground

Five Steps of EBM

The five steps

bull Step 1 mdash Frame your clinical question

bull Step 2 mdash Find the ldquobest evidencerdquo

bull Step 3 mdash Critically appraise that evidence

bull Step 4 mdash Integrate best evidence into practice

bull Step 5 mdash Evaluate steps 1-4

Ask

Access

Appraise

Assess

Apply

Use PICO to frame foreground

QsP = Patient Can you describe the patient or problem

I = Intervention What main intervention (or treatment) will be considered

C = ComparisonDo you want a placebo comparison or drug comparison

O = OutcomeWhat is the desired outcome or effect for the patient

Is equal to

Relevance of information X validityEffortwork required

Health librarians have two (2) options Find relevant information for physician (they determine its value)

Find authoritative sources that do the finding validating for clinician

Usefulness of medical information

MOST clinically relevant (at the top) Least clinically relevant (at the bottom)

Hierarchy of Evidence Tr

acki

ng

Do

wn

Filtered amp Critically Appraised

Expert Opinion Not Filtered

Background info

Valid

ityStren

gth o

f Inferen

ce

Time Sp

ent in

Critical A

pp

raisal

Hierarchy of Evidence find evidence at level for clinician

Where is ALL the evidence

SYSTEMATIC REVIEWS

bull Cochrane Library via OvidSP

bull PubMed Clinical Queries Haynes filters

CLINICAL PRACTICE GUIDELINES

bull National Guideline Clearinghouse (US)

bull Canadian Medical Association Infobase

RESEARCH CRITIQUES

bull ACP Journal Club 1996-

bull Bandolier 1994- amp BestBETs

EVIDENCE SUMMARIES

bull BMJ Clinical Evidence amp FirstConsult

bull UpToDate

META-SEARCH ENGINESbull TRIP+ amp SUMSearch

P = Patient population or problem (Who is the patient or population of patients What is the disease)

I = Intervention (What do you want to do with this patient eg treat diagnose observe)

C = Comparison intervention (What is the alternative to intervention eg placebo different drug nothing)

O = Outcome (What are the relevant outcomes (eg morbidity mortality death complications)

PICO frames the information need

bull Defines a clinical scenario

bull Prepare you to search

bull Places focus on patient-centered questions

bull Developing a clinical question using PICO requiresbull some background about the condition

bull some understanding the patient

bull outcomes amp beliefs important to the patient

bull Prognosisndash Disability Quality of life Cost Improvement of symptoms

Why use PICO

bull Search via OvidSP

bull Includes all Cochrane topic reviews ldquoCochrane Libraryrdquo

bull Includes clinical trials register

bull Articles reviewed in ACP Journal Club or BMJ Evidence-Based Medicine

bull Papers in Database of Abstracts of Reviews of Effectiveness (DARE)

bull Studies in DARE meet strict EBM scoring criteria

Uses ldquoKeywordsrdquo to search OvidSPrsquos EBMRUBC library access httpresourceslibraryubcca644

EBM Reviews (meta-search)

Cochrane Database of Systematic Reviews

bull Search via OvidSP

bull Independent non-for-profit international collaboration

bull Reviews are among studies of highest scientific evidence

bull Minimal bias evidence includedexcluded on basis of explicit criteria

bull Reviews involve exhaustive searching for studies amp clinical trials both published and unpublished

bull Abstracts are available for free consumer summaries are free also

UBC library access httpresourceslibraryubcca231

Uses ldquoKeywordsrdquo to search Cochrane hellip

Database of Abstracts of Reviews of Effects (DARE)

bull Search via OvidSP

bull Produced by the National Health Services Centre for Reviews and Dissemination (NHS CRD) at the University of York England

bull DARE is a full text database containing critical assessments of systematic reviews from a variety of medical journals

bull DARE contains structured abstracts of systematic reviews

bull Its records cover topics such as diagnosis prevention rehabilitation screening and treatment

UBC library access httpresourceslibraryubcca489

ACP Journal Club

bull Search via OvidSPbull Consists of two journals ACP Journal Club (American College of Physicians) and

Evidence-Based Medicine by ACP amp British Medical Journalbull Editors select studies (includes reviews) that are methodologically sound and

clinically relevant (high-quality) bull Some topics may not be foundbull Review top clinical journals top therapy diagnosis harm ampprognosis Qsbull Commentaries on each studys valuebull Helps physicians understand and apply evidencebull Reveals changes in medical knowledge

UBC library access httpresourceslibraryubcca230

Follow up files on HLWIKI

Scoping reviews | Grey literature | Hand-searching |Snowballing

Expert searching | Grey data (hard to find data) | Grey literature searching in medicine | Grey literature - part II

Page 4: An introduction to EBM for health librarians

EBM integrates evidence with care

hellipevidence should always integrate with clinical expertise amp preferences values amp circumstances of patients amp families

Patient ValuesLocal Conditions

Best Evidence

Clinical Expertise

bull Background questions require use of background information

bull Foreground questions are asked by experts

bull Answers are found by searching the biomedical databases

Is it background hellipor foreground

Five Steps of EBM

The five steps

bull Step 1 mdash Frame your clinical question

bull Step 2 mdash Find the ldquobest evidencerdquo

bull Step 3 mdash Critically appraise that evidence

bull Step 4 mdash Integrate best evidence into practice

bull Step 5 mdash Evaluate steps 1-4

Ask

Access

Appraise

Assess

Apply

Use PICO to frame foreground

QsP = Patient Can you describe the patient or problem

I = Intervention What main intervention (or treatment) will be considered

C = ComparisonDo you want a placebo comparison or drug comparison

O = OutcomeWhat is the desired outcome or effect for the patient

Is equal to

Relevance of information X validityEffortwork required

Health librarians have two (2) options Find relevant information for physician (they determine its value)

Find authoritative sources that do the finding validating for clinician

Usefulness of medical information

MOST clinically relevant (at the top) Least clinically relevant (at the bottom)

Hierarchy of Evidence Tr

acki

ng

Do

wn

Filtered amp Critically Appraised

Expert Opinion Not Filtered

Background info

Valid

ityStren

gth o

f Inferen

ce

Time Sp

ent in

Critical A

pp

raisal

Hierarchy of Evidence find evidence at level for clinician

Where is ALL the evidence

SYSTEMATIC REVIEWS

bull Cochrane Library via OvidSP

bull PubMed Clinical Queries Haynes filters

CLINICAL PRACTICE GUIDELINES

bull National Guideline Clearinghouse (US)

bull Canadian Medical Association Infobase

RESEARCH CRITIQUES

bull ACP Journal Club 1996-

bull Bandolier 1994- amp BestBETs

EVIDENCE SUMMARIES

bull BMJ Clinical Evidence amp FirstConsult

bull UpToDate

META-SEARCH ENGINESbull TRIP+ amp SUMSearch

P = Patient population or problem (Who is the patient or population of patients What is the disease)

I = Intervention (What do you want to do with this patient eg treat diagnose observe)

C = Comparison intervention (What is the alternative to intervention eg placebo different drug nothing)

O = Outcome (What are the relevant outcomes (eg morbidity mortality death complications)

PICO frames the information need

bull Defines a clinical scenario

bull Prepare you to search

bull Places focus on patient-centered questions

bull Developing a clinical question using PICO requiresbull some background about the condition

bull some understanding the patient

bull outcomes amp beliefs important to the patient

bull Prognosisndash Disability Quality of life Cost Improvement of symptoms

Why use PICO

bull Search via OvidSP

bull Includes all Cochrane topic reviews ldquoCochrane Libraryrdquo

bull Includes clinical trials register

bull Articles reviewed in ACP Journal Club or BMJ Evidence-Based Medicine

bull Papers in Database of Abstracts of Reviews of Effectiveness (DARE)

bull Studies in DARE meet strict EBM scoring criteria

Uses ldquoKeywordsrdquo to search OvidSPrsquos EBMRUBC library access httpresourceslibraryubcca644

EBM Reviews (meta-search)

Cochrane Database of Systematic Reviews

bull Search via OvidSP

bull Independent non-for-profit international collaboration

bull Reviews are among studies of highest scientific evidence

bull Minimal bias evidence includedexcluded on basis of explicit criteria

bull Reviews involve exhaustive searching for studies amp clinical trials both published and unpublished

bull Abstracts are available for free consumer summaries are free also

UBC library access httpresourceslibraryubcca231

Uses ldquoKeywordsrdquo to search Cochrane hellip

Database of Abstracts of Reviews of Effects (DARE)

bull Search via OvidSP

bull Produced by the National Health Services Centre for Reviews and Dissemination (NHS CRD) at the University of York England

bull DARE is a full text database containing critical assessments of systematic reviews from a variety of medical journals

bull DARE contains structured abstracts of systematic reviews

bull Its records cover topics such as diagnosis prevention rehabilitation screening and treatment

UBC library access httpresourceslibraryubcca489

ACP Journal Club

bull Search via OvidSPbull Consists of two journals ACP Journal Club (American College of Physicians) and

Evidence-Based Medicine by ACP amp British Medical Journalbull Editors select studies (includes reviews) that are methodologically sound and

clinically relevant (high-quality) bull Some topics may not be foundbull Review top clinical journals top therapy diagnosis harm ampprognosis Qsbull Commentaries on each studys valuebull Helps physicians understand and apply evidencebull Reveals changes in medical knowledge

UBC library access httpresourceslibraryubcca230

Follow up files on HLWIKI

Scoping reviews | Grey literature | Hand-searching |Snowballing

Expert searching | Grey data (hard to find data) | Grey literature searching in medicine | Grey literature - part II

Page 5: An introduction to EBM for health librarians

bull Background questions require use of background information

bull Foreground questions are asked by experts

bull Answers are found by searching the biomedical databases

Is it background hellipor foreground

Five Steps of EBM

The five steps

bull Step 1 mdash Frame your clinical question

bull Step 2 mdash Find the ldquobest evidencerdquo

bull Step 3 mdash Critically appraise that evidence

bull Step 4 mdash Integrate best evidence into practice

bull Step 5 mdash Evaluate steps 1-4

Ask

Access

Appraise

Assess

Apply

Use PICO to frame foreground

QsP = Patient Can you describe the patient or problem

I = Intervention What main intervention (or treatment) will be considered

C = ComparisonDo you want a placebo comparison or drug comparison

O = OutcomeWhat is the desired outcome or effect for the patient

Is equal to

Relevance of information X validityEffortwork required

Health librarians have two (2) options Find relevant information for physician (they determine its value)

Find authoritative sources that do the finding validating for clinician

Usefulness of medical information

MOST clinically relevant (at the top) Least clinically relevant (at the bottom)

Hierarchy of Evidence Tr

acki

ng

Do

wn

Filtered amp Critically Appraised

Expert Opinion Not Filtered

Background info

Valid

ityStren

gth o

f Inferen

ce

Time Sp

ent in

Critical A

pp

raisal

Hierarchy of Evidence find evidence at level for clinician

Where is ALL the evidence

SYSTEMATIC REVIEWS

bull Cochrane Library via OvidSP

bull PubMed Clinical Queries Haynes filters

CLINICAL PRACTICE GUIDELINES

bull National Guideline Clearinghouse (US)

bull Canadian Medical Association Infobase

RESEARCH CRITIQUES

bull ACP Journal Club 1996-

bull Bandolier 1994- amp BestBETs

EVIDENCE SUMMARIES

bull BMJ Clinical Evidence amp FirstConsult

bull UpToDate

META-SEARCH ENGINESbull TRIP+ amp SUMSearch

P = Patient population or problem (Who is the patient or population of patients What is the disease)

I = Intervention (What do you want to do with this patient eg treat diagnose observe)

C = Comparison intervention (What is the alternative to intervention eg placebo different drug nothing)

O = Outcome (What are the relevant outcomes (eg morbidity mortality death complications)

PICO frames the information need

bull Defines a clinical scenario

bull Prepare you to search

bull Places focus on patient-centered questions

bull Developing a clinical question using PICO requiresbull some background about the condition

bull some understanding the patient

bull outcomes amp beliefs important to the patient

bull Prognosisndash Disability Quality of life Cost Improvement of symptoms

Why use PICO

bull Search via OvidSP

bull Includes all Cochrane topic reviews ldquoCochrane Libraryrdquo

bull Includes clinical trials register

bull Articles reviewed in ACP Journal Club or BMJ Evidence-Based Medicine

bull Papers in Database of Abstracts of Reviews of Effectiveness (DARE)

bull Studies in DARE meet strict EBM scoring criteria

Uses ldquoKeywordsrdquo to search OvidSPrsquos EBMRUBC library access httpresourceslibraryubcca644

EBM Reviews (meta-search)

Cochrane Database of Systematic Reviews

bull Search via OvidSP

bull Independent non-for-profit international collaboration

bull Reviews are among studies of highest scientific evidence

bull Minimal bias evidence includedexcluded on basis of explicit criteria

bull Reviews involve exhaustive searching for studies amp clinical trials both published and unpublished

bull Abstracts are available for free consumer summaries are free also

UBC library access httpresourceslibraryubcca231

Uses ldquoKeywordsrdquo to search Cochrane hellip

Database of Abstracts of Reviews of Effects (DARE)

bull Search via OvidSP

bull Produced by the National Health Services Centre for Reviews and Dissemination (NHS CRD) at the University of York England

bull DARE is a full text database containing critical assessments of systematic reviews from a variety of medical journals

bull DARE contains structured abstracts of systematic reviews

bull Its records cover topics such as diagnosis prevention rehabilitation screening and treatment

UBC library access httpresourceslibraryubcca489

ACP Journal Club

bull Search via OvidSPbull Consists of two journals ACP Journal Club (American College of Physicians) and

Evidence-Based Medicine by ACP amp British Medical Journalbull Editors select studies (includes reviews) that are methodologically sound and

clinically relevant (high-quality) bull Some topics may not be foundbull Review top clinical journals top therapy diagnosis harm ampprognosis Qsbull Commentaries on each studys valuebull Helps physicians understand and apply evidencebull Reveals changes in medical knowledge

UBC library access httpresourceslibraryubcca230

Follow up files on HLWIKI

Scoping reviews | Grey literature | Hand-searching |Snowballing

Expert searching | Grey data (hard to find data) | Grey literature searching in medicine | Grey literature - part II

Page 6: An introduction to EBM for health librarians

Five Steps of EBM

The five steps

bull Step 1 mdash Frame your clinical question

bull Step 2 mdash Find the ldquobest evidencerdquo

bull Step 3 mdash Critically appraise that evidence

bull Step 4 mdash Integrate best evidence into practice

bull Step 5 mdash Evaluate steps 1-4

Ask

Access

Appraise

Assess

Apply

Use PICO to frame foreground

QsP = Patient Can you describe the patient or problem

I = Intervention What main intervention (or treatment) will be considered

C = ComparisonDo you want a placebo comparison or drug comparison

O = OutcomeWhat is the desired outcome or effect for the patient

Is equal to

Relevance of information X validityEffortwork required

Health librarians have two (2) options Find relevant information for physician (they determine its value)

Find authoritative sources that do the finding validating for clinician

Usefulness of medical information

MOST clinically relevant (at the top) Least clinically relevant (at the bottom)

Hierarchy of Evidence Tr

acki

ng

Do

wn

Filtered amp Critically Appraised

Expert Opinion Not Filtered

Background info

Valid

ityStren

gth o

f Inferen

ce

Time Sp

ent in

Critical A

pp

raisal

Hierarchy of Evidence find evidence at level for clinician

Where is ALL the evidence

SYSTEMATIC REVIEWS

bull Cochrane Library via OvidSP

bull PubMed Clinical Queries Haynes filters

CLINICAL PRACTICE GUIDELINES

bull National Guideline Clearinghouse (US)

bull Canadian Medical Association Infobase

RESEARCH CRITIQUES

bull ACP Journal Club 1996-

bull Bandolier 1994- amp BestBETs

EVIDENCE SUMMARIES

bull BMJ Clinical Evidence amp FirstConsult

bull UpToDate

META-SEARCH ENGINESbull TRIP+ amp SUMSearch

P = Patient population or problem (Who is the patient or population of patients What is the disease)

I = Intervention (What do you want to do with this patient eg treat diagnose observe)

C = Comparison intervention (What is the alternative to intervention eg placebo different drug nothing)

O = Outcome (What are the relevant outcomes (eg morbidity mortality death complications)

PICO frames the information need

bull Defines a clinical scenario

bull Prepare you to search

bull Places focus on patient-centered questions

bull Developing a clinical question using PICO requiresbull some background about the condition

bull some understanding the patient

bull outcomes amp beliefs important to the patient

bull Prognosisndash Disability Quality of life Cost Improvement of symptoms

Why use PICO

bull Search via OvidSP

bull Includes all Cochrane topic reviews ldquoCochrane Libraryrdquo

bull Includes clinical trials register

bull Articles reviewed in ACP Journal Club or BMJ Evidence-Based Medicine

bull Papers in Database of Abstracts of Reviews of Effectiveness (DARE)

bull Studies in DARE meet strict EBM scoring criteria

Uses ldquoKeywordsrdquo to search OvidSPrsquos EBMRUBC library access httpresourceslibraryubcca644

EBM Reviews (meta-search)

Cochrane Database of Systematic Reviews

bull Search via OvidSP

bull Independent non-for-profit international collaboration

bull Reviews are among studies of highest scientific evidence

bull Minimal bias evidence includedexcluded on basis of explicit criteria

bull Reviews involve exhaustive searching for studies amp clinical trials both published and unpublished

bull Abstracts are available for free consumer summaries are free also

UBC library access httpresourceslibraryubcca231

Uses ldquoKeywordsrdquo to search Cochrane hellip

Database of Abstracts of Reviews of Effects (DARE)

bull Search via OvidSP

bull Produced by the National Health Services Centre for Reviews and Dissemination (NHS CRD) at the University of York England

bull DARE is a full text database containing critical assessments of systematic reviews from a variety of medical journals

bull DARE contains structured abstracts of systematic reviews

bull Its records cover topics such as diagnosis prevention rehabilitation screening and treatment

UBC library access httpresourceslibraryubcca489

ACP Journal Club

bull Search via OvidSPbull Consists of two journals ACP Journal Club (American College of Physicians) and

Evidence-Based Medicine by ACP amp British Medical Journalbull Editors select studies (includes reviews) that are methodologically sound and

clinically relevant (high-quality) bull Some topics may not be foundbull Review top clinical journals top therapy diagnosis harm ampprognosis Qsbull Commentaries on each studys valuebull Helps physicians understand and apply evidencebull Reveals changes in medical knowledge

UBC library access httpresourceslibraryubcca230

Follow up files on HLWIKI

Scoping reviews | Grey literature | Hand-searching |Snowballing

Expert searching | Grey data (hard to find data) | Grey literature searching in medicine | Grey literature - part II

Page 7: An introduction to EBM for health librarians

Use PICO to frame foreground

QsP = Patient Can you describe the patient or problem

I = Intervention What main intervention (or treatment) will be considered

C = ComparisonDo you want a placebo comparison or drug comparison

O = OutcomeWhat is the desired outcome or effect for the patient

Is equal to

Relevance of information X validityEffortwork required

Health librarians have two (2) options Find relevant information for physician (they determine its value)

Find authoritative sources that do the finding validating for clinician

Usefulness of medical information

MOST clinically relevant (at the top) Least clinically relevant (at the bottom)

Hierarchy of Evidence Tr

acki

ng

Do

wn

Filtered amp Critically Appraised

Expert Opinion Not Filtered

Background info

Valid

ityStren

gth o

f Inferen

ce

Time Sp

ent in

Critical A

pp

raisal

Hierarchy of Evidence find evidence at level for clinician

Where is ALL the evidence

SYSTEMATIC REVIEWS

bull Cochrane Library via OvidSP

bull PubMed Clinical Queries Haynes filters

CLINICAL PRACTICE GUIDELINES

bull National Guideline Clearinghouse (US)

bull Canadian Medical Association Infobase

RESEARCH CRITIQUES

bull ACP Journal Club 1996-

bull Bandolier 1994- amp BestBETs

EVIDENCE SUMMARIES

bull BMJ Clinical Evidence amp FirstConsult

bull UpToDate

META-SEARCH ENGINESbull TRIP+ amp SUMSearch

P = Patient population or problem (Who is the patient or population of patients What is the disease)

I = Intervention (What do you want to do with this patient eg treat diagnose observe)

C = Comparison intervention (What is the alternative to intervention eg placebo different drug nothing)

O = Outcome (What are the relevant outcomes (eg morbidity mortality death complications)

PICO frames the information need

bull Defines a clinical scenario

bull Prepare you to search

bull Places focus on patient-centered questions

bull Developing a clinical question using PICO requiresbull some background about the condition

bull some understanding the patient

bull outcomes amp beliefs important to the patient

bull Prognosisndash Disability Quality of life Cost Improvement of symptoms

Why use PICO

bull Search via OvidSP

bull Includes all Cochrane topic reviews ldquoCochrane Libraryrdquo

bull Includes clinical trials register

bull Articles reviewed in ACP Journal Club or BMJ Evidence-Based Medicine

bull Papers in Database of Abstracts of Reviews of Effectiveness (DARE)

bull Studies in DARE meet strict EBM scoring criteria

Uses ldquoKeywordsrdquo to search OvidSPrsquos EBMRUBC library access httpresourceslibraryubcca644

EBM Reviews (meta-search)

Cochrane Database of Systematic Reviews

bull Search via OvidSP

bull Independent non-for-profit international collaboration

bull Reviews are among studies of highest scientific evidence

bull Minimal bias evidence includedexcluded on basis of explicit criteria

bull Reviews involve exhaustive searching for studies amp clinical trials both published and unpublished

bull Abstracts are available for free consumer summaries are free also

UBC library access httpresourceslibraryubcca231

Uses ldquoKeywordsrdquo to search Cochrane hellip

Database of Abstracts of Reviews of Effects (DARE)

bull Search via OvidSP

bull Produced by the National Health Services Centre for Reviews and Dissemination (NHS CRD) at the University of York England

bull DARE is a full text database containing critical assessments of systematic reviews from a variety of medical journals

bull DARE contains structured abstracts of systematic reviews

bull Its records cover topics such as diagnosis prevention rehabilitation screening and treatment

UBC library access httpresourceslibraryubcca489

ACP Journal Club

bull Search via OvidSPbull Consists of two journals ACP Journal Club (American College of Physicians) and

Evidence-Based Medicine by ACP amp British Medical Journalbull Editors select studies (includes reviews) that are methodologically sound and

clinically relevant (high-quality) bull Some topics may not be foundbull Review top clinical journals top therapy diagnosis harm ampprognosis Qsbull Commentaries on each studys valuebull Helps physicians understand and apply evidencebull Reveals changes in medical knowledge

UBC library access httpresourceslibraryubcca230

Follow up files on HLWIKI

Scoping reviews | Grey literature | Hand-searching |Snowballing

Expert searching | Grey data (hard to find data) | Grey literature searching in medicine | Grey literature - part II

Page 8: An introduction to EBM for health librarians

Is equal to

Relevance of information X validityEffortwork required

Health librarians have two (2) options Find relevant information for physician (they determine its value)

Find authoritative sources that do the finding validating for clinician

Usefulness of medical information

MOST clinically relevant (at the top) Least clinically relevant (at the bottom)

Hierarchy of Evidence Tr

acki

ng

Do

wn

Filtered amp Critically Appraised

Expert Opinion Not Filtered

Background info

Valid

ityStren

gth o

f Inferen

ce

Time Sp

ent in

Critical A

pp

raisal

Hierarchy of Evidence find evidence at level for clinician

Where is ALL the evidence

SYSTEMATIC REVIEWS

bull Cochrane Library via OvidSP

bull PubMed Clinical Queries Haynes filters

CLINICAL PRACTICE GUIDELINES

bull National Guideline Clearinghouse (US)

bull Canadian Medical Association Infobase

RESEARCH CRITIQUES

bull ACP Journal Club 1996-

bull Bandolier 1994- amp BestBETs

EVIDENCE SUMMARIES

bull BMJ Clinical Evidence amp FirstConsult

bull UpToDate

META-SEARCH ENGINESbull TRIP+ amp SUMSearch

P = Patient population or problem (Who is the patient or population of patients What is the disease)

I = Intervention (What do you want to do with this patient eg treat diagnose observe)

C = Comparison intervention (What is the alternative to intervention eg placebo different drug nothing)

O = Outcome (What are the relevant outcomes (eg morbidity mortality death complications)

PICO frames the information need

bull Defines a clinical scenario

bull Prepare you to search

bull Places focus on patient-centered questions

bull Developing a clinical question using PICO requiresbull some background about the condition

bull some understanding the patient

bull outcomes amp beliefs important to the patient

bull Prognosisndash Disability Quality of life Cost Improvement of symptoms

Why use PICO

bull Search via OvidSP

bull Includes all Cochrane topic reviews ldquoCochrane Libraryrdquo

bull Includes clinical trials register

bull Articles reviewed in ACP Journal Club or BMJ Evidence-Based Medicine

bull Papers in Database of Abstracts of Reviews of Effectiveness (DARE)

bull Studies in DARE meet strict EBM scoring criteria

Uses ldquoKeywordsrdquo to search OvidSPrsquos EBMRUBC library access httpresourceslibraryubcca644

EBM Reviews (meta-search)

Cochrane Database of Systematic Reviews

bull Search via OvidSP

bull Independent non-for-profit international collaboration

bull Reviews are among studies of highest scientific evidence

bull Minimal bias evidence includedexcluded on basis of explicit criteria

bull Reviews involve exhaustive searching for studies amp clinical trials both published and unpublished

bull Abstracts are available for free consumer summaries are free also

UBC library access httpresourceslibraryubcca231

Uses ldquoKeywordsrdquo to search Cochrane hellip

Database of Abstracts of Reviews of Effects (DARE)

bull Search via OvidSP

bull Produced by the National Health Services Centre for Reviews and Dissemination (NHS CRD) at the University of York England

bull DARE is a full text database containing critical assessments of systematic reviews from a variety of medical journals

bull DARE contains structured abstracts of systematic reviews

bull Its records cover topics such as diagnosis prevention rehabilitation screening and treatment

UBC library access httpresourceslibraryubcca489

ACP Journal Club

bull Search via OvidSPbull Consists of two journals ACP Journal Club (American College of Physicians) and

Evidence-Based Medicine by ACP amp British Medical Journalbull Editors select studies (includes reviews) that are methodologically sound and

clinically relevant (high-quality) bull Some topics may not be foundbull Review top clinical journals top therapy diagnosis harm ampprognosis Qsbull Commentaries on each studys valuebull Helps physicians understand and apply evidencebull Reveals changes in medical knowledge

UBC library access httpresourceslibraryubcca230

Follow up files on HLWIKI

Scoping reviews | Grey literature | Hand-searching |Snowballing

Expert searching | Grey data (hard to find data) | Grey literature searching in medicine | Grey literature - part II

Page 9: An introduction to EBM for health librarians

MOST clinically relevant (at the top) Least clinically relevant (at the bottom)

Hierarchy of Evidence Tr

acki

ng

Do

wn

Filtered amp Critically Appraised

Expert Opinion Not Filtered

Background info

Valid

ityStren

gth o

f Inferen

ce

Time Sp

ent in

Critical A

pp

raisal

Hierarchy of Evidence find evidence at level for clinician

Where is ALL the evidence

SYSTEMATIC REVIEWS

bull Cochrane Library via OvidSP

bull PubMed Clinical Queries Haynes filters

CLINICAL PRACTICE GUIDELINES

bull National Guideline Clearinghouse (US)

bull Canadian Medical Association Infobase

RESEARCH CRITIQUES

bull ACP Journal Club 1996-

bull Bandolier 1994- amp BestBETs

EVIDENCE SUMMARIES

bull BMJ Clinical Evidence amp FirstConsult

bull UpToDate

META-SEARCH ENGINESbull TRIP+ amp SUMSearch

P = Patient population or problem (Who is the patient or population of patients What is the disease)

I = Intervention (What do you want to do with this patient eg treat diagnose observe)

C = Comparison intervention (What is the alternative to intervention eg placebo different drug nothing)

O = Outcome (What are the relevant outcomes (eg morbidity mortality death complications)

PICO frames the information need

bull Defines a clinical scenario

bull Prepare you to search

bull Places focus on patient-centered questions

bull Developing a clinical question using PICO requiresbull some background about the condition

bull some understanding the patient

bull outcomes amp beliefs important to the patient

bull Prognosisndash Disability Quality of life Cost Improvement of symptoms

Why use PICO

bull Search via OvidSP

bull Includes all Cochrane topic reviews ldquoCochrane Libraryrdquo

bull Includes clinical trials register

bull Articles reviewed in ACP Journal Club or BMJ Evidence-Based Medicine

bull Papers in Database of Abstracts of Reviews of Effectiveness (DARE)

bull Studies in DARE meet strict EBM scoring criteria

Uses ldquoKeywordsrdquo to search OvidSPrsquos EBMRUBC library access httpresourceslibraryubcca644

EBM Reviews (meta-search)

Cochrane Database of Systematic Reviews

bull Search via OvidSP

bull Independent non-for-profit international collaboration

bull Reviews are among studies of highest scientific evidence

bull Minimal bias evidence includedexcluded on basis of explicit criteria

bull Reviews involve exhaustive searching for studies amp clinical trials both published and unpublished

bull Abstracts are available for free consumer summaries are free also

UBC library access httpresourceslibraryubcca231

Uses ldquoKeywordsrdquo to search Cochrane hellip

Database of Abstracts of Reviews of Effects (DARE)

bull Search via OvidSP

bull Produced by the National Health Services Centre for Reviews and Dissemination (NHS CRD) at the University of York England

bull DARE is a full text database containing critical assessments of systematic reviews from a variety of medical journals

bull DARE contains structured abstracts of systematic reviews

bull Its records cover topics such as diagnosis prevention rehabilitation screening and treatment

UBC library access httpresourceslibraryubcca489

ACP Journal Club

bull Search via OvidSPbull Consists of two journals ACP Journal Club (American College of Physicians) and

Evidence-Based Medicine by ACP amp British Medical Journalbull Editors select studies (includes reviews) that are methodologically sound and

clinically relevant (high-quality) bull Some topics may not be foundbull Review top clinical journals top therapy diagnosis harm ampprognosis Qsbull Commentaries on each studys valuebull Helps physicians understand and apply evidencebull Reveals changes in medical knowledge

UBC library access httpresourceslibraryubcca230

Follow up files on HLWIKI

Scoping reviews | Grey literature | Hand-searching |Snowballing

Expert searching | Grey data (hard to find data) | Grey literature searching in medicine | Grey literature - part II

Page 10: An introduction to EBM for health librarians

Valid

ityStren

gth o

f Inferen

ce

Time Sp

ent in

Critical A

pp

raisal

Hierarchy of Evidence find evidence at level for clinician

Where is ALL the evidence

SYSTEMATIC REVIEWS

bull Cochrane Library via OvidSP

bull PubMed Clinical Queries Haynes filters

CLINICAL PRACTICE GUIDELINES

bull National Guideline Clearinghouse (US)

bull Canadian Medical Association Infobase

RESEARCH CRITIQUES

bull ACP Journal Club 1996-

bull Bandolier 1994- amp BestBETs

EVIDENCE SUMMARIES

bull BMJ Clinical Evidence amp FirstConsult

bull UpToDate

META-SEARCH ENGINESbull TRIP+ amp SUMSearch

P = Patient population or problem (Who is the patient or population of patients What is the disease)

I = Intervention (What do you want to do with this patient eg treat diagnose observe)

C = Comparison intervention (What is the alternative to intervention eg placebo different drug nothing)

O = Outcome (What are the relevant outcomes (eg morbidity mortality death complications)

PICO frames the information need

bull Defines a clinical scenario

bull Prepare you to search

bull Places focus on patient-centered questions

bull Developing a clinical question using PICO requiresbull some background about the condition

bull some understanding the patient

bull outcomes amp beliefs important to the patient

bull Prognosisndash Disability Quality of life Cost Improvement of symptoms

Why use PICO

bull Search via OvidSP

bull Includes all Cochrane topic reviews ldquoCochrane Libraryrdquo

bull Includes clinical trials register

bull Articles reviewed in ACP Journal Club or BMJ Evidence-Based Medicine

bull Papers in Database of Abstracts of Reviews of Effectiveness (DARE)

bull Studies in DARE meet strict EBM scoring criteria

Uses ldquoKeywordsrdquo to search OvidSPrsquos EBMRUBC library access httpresourceslibraryubcca644

EBM Reviews (meta-search)

Cochrane Database of Systematic Reviews

bull Search via OvidSP

bull Independent non-for-profit international collaboration

bull Reviews are among studies of highest scientific evidence

bull Minimal bias evidence includedexcluded on basis of explicit criteria

bull Reviews involve exhaustive searching for studies amp clinical trials both published and unpublished

bull Abstracts are available for free consumer summaries are free also

UBC library access httpresourceslibraryubcca231

Uses ldquoKeywordsrdquo to search Cochrane hellip

Database of Abstracts of Reviews of Effects (DARE)

bull Search via OvidSP

bull Produced by the National Health Services Centre for Reviews and Dissemination (NHS CRD) at the University of York England

bull DARE is a full text database containing critical assessments of systematic reviews from a variety of medical journals

bull DARE contains structured abstracts of systematic reviews

bull Its records cover topics such as diagnosis prevention rehabilitation screening and treatment

UBC library access httpresourceslibraryubcca489

ACP Journal Club

bull Search via OvidSPbull Consists of two journals ACP Journal Club (American College of Physicians) and

Evidence-Based Medicine by ACP amp British Medical Journalbull Editors select studies (includes reviews) that are methodologically sound and

clinically relevant (high-quality) bull Some topics may not be foundbull Review top clinical journals top therapy diagnosis harm ampprognosis Qsbull Commentaries on each studys valuebull Helps physicians understand and apply evidencebull Reveals changes in medical knowledge

UBC library access httpresourceslibraryubcca230

Follow up files on HLWIKI

Scoping reviews | Grey literature | Hand-searching |Snowballing

Expert searching | Grey data (hard to find data) | Grey literature searching in medicine | Grey literature - part II

Page 11: An introduction to EBM for health librarians

Where is ALL the evidence

SYSTEMATIC REVIEWS

bull Cochrane Library via OvidSP

bull PubMed Clinical Queries Haynes filters

CLINICAL PRACTICE GUIDELINES

bull National Guideline Clearinghouse (US)

bull Canadian Medical Association Infobase

RESEARCH CRITIQUES

bull ACP Journal Club 1996-

bull Bandolier 1994- amp BestBETs

EVIDENCE SUMMARIES

bull BMJ Clinical Evidence amp FirstConsult

bull UpToDate

META-SEARCH ENGINESbull TRIP+ amp SUMSearch

P = Patient population or problem (Who is the patient or population of patients What is the disease)

I = Intervention (What do you want to do with this patient eg treat diagnose observe)

C = Comparison intervention (What is the alternative to intervention eg placebo different drug nothing)

O = Outcome (What are the relevant outcomes (eg morbidity mortality death complications)

PICO frames the information need

bull Defines a clinical scenario

bull Prepare you to search

bull Places focus on patient-centered questions

bull Developing a clinical question using PICO requiresbull some background about the condition

bull some understanding the patient

bull outcomes amp beliefs important to the patient

bull Prognosisndash Disability Quality of life Cost Improvement of symptoms

Why use PICO

bull Search via OvidSP

bull Includes all Cochrane topic reviews ldquoCochrane Libraryrdquo

bull Includes clinical trials register

bull Articles reviewed in ACP Journal Club or BMJ Evidence-Based Medicine

bull Papers in Database of Abstracts of Reviews of Effectiveness (DARE)

bull Studies in DARE meet strict EBM scoring criteria

Uses ldquoKeywordsrdquo to search OvidSPrsquos EBMRUBC library access httpresourceslibraryubcca644

EBM Reviews (meta-search)

Cochrane Database of Systematic Reviews

bull Search via OvidSP

bull Independent non-for-profit international collaboration

bull Reviews are among studies of highest scientific evidence

bull Minimal bias evidence includedexcluded on basis of explicit criteria

bull Reviews involve exhaustive searching for studies amp clinical trials both published and unpublished

bull Abstracts are available for free consumer summaries are free also

UBC library access httpresourceslibraryubcca231

Uses ldquoKeywordsrdquo to search Cochrane hellip

Database of Abstracts of Reviews of Effects (DARE)

bull Search via OvidSP

bull Produced by the National Health Services Centre for Reviews and Dissemination (NHS CRD) at the University of York England

bull DARE is a full text database containing critical assessments of systematic reviews from a variety of medical journals

bull DARE contains structured abstracts of systematic reviews

bull Its records cover topics such as diagnosis prevention rehabilitation screening and treatment

UBC library access httpresourceslibraryubcca489

ACP Journal Club

bull Search via OvidSPbull Consists of two journals ACP Journal Club (American College of Physicians) and

Evidence-Based Medicine by ACP amp British Medical Journalbull Editors select studies (includes reviews) that are methodologically sound and

clinically relevant (high-quality) bull Some topics may not be foundbull Review top clinical journals top therapy diagnosis harm ampprognosis Qsbull Commentaries on each studys valuebull Helps physicians understand and apply evidencebull Reveals changes in medical knowledge

UBC library access httpresourceslibraryubcca230

Follow up files on HLWIKI

Scoping reviews | Grey literature | Hand-searching |Snowballing

Expert searching | Grey data (hard to find data) | Grey literature searching in medicine | Grey literature - part II

Page 12: An introduction to EBM for health librarians

P = Patient population or problem (Who is the patient or population of patients What is the disease)

I = Intervention (What do you want to do with this patient eg treat diagnose observe)

C = Comparison intervention (What is the alternative to intervention eg placebo different drug nothing)

O = Outcome (What are the relevant outcomes (eg morbidity mortality death complications)

PICO frames the information need

bull Defines a clinical scenario

bull Prepare you to search

bull Places focus on patient-centered questions

bull Developing a clinical question using PICO requiresbull some background about the condition

bull some understanding the patient

bull outcomes amp beliefs important to the patient

bull Prognosisndash Disability Quality of life Cost Improvement of symptoms

Why use PICO

bull Search via OvidSP

bull Includes all Cochrane topic reviews ldquoCochrane Libraryrdquo

bull Includes clinical trials register

bull Articles reviewed in ACP Journal Club or BMJ Evidence-Based Medicine

bull Papers in Database of Abstracts of Reviews of Effectiveness (DARE)

bull Studies in DARE meet strict EBM scoring criteria

Uses ldquoKeywordsrdquo to search OvidSPrsquos EBMRUBC library access httpresourceslibraryubcca644

EBM Reviews (meta-search)

Cochrane Database of Systematic Reviews

bull Search via OvidSP

bull Independent non-for-profit international collaboration

bull Reviews are among studies of highest scientific evidence

bull Minimal bias evidence includedexcluded on basis of explicit criteria

bull Reviews involve exhaustive searching for studies amp clinical trials both published and unpublished

bull Abstracts are available for free consumer summaries are free also

UBC library access httpresourceslibraryubcca231

Uses ldquoKeywordsrdquo to search Cochrane hellip

Database of Abstracts of Reviews of Effects (DARE)

bull Search via OvidSP

bull Produced by the National Health Services Centre for Reviews and Dissemination (NHS CRD) at the University of York England

bull DARE is a full text database containing critical assessments of systematic reviews from a variety of medical journals

bull DARE contains structured abstracts of systematic reviews

bull Its records cover topics such as diagnosis prevention rehabilitation screening and treatment

UBC library access httpresourceslibraryubcca489

ACP Journal Club

bull Search via OvidSPbull Consists of two journals ACP Journal Club (American College of Physicians) and

Evidence-Based Medicine by ACP amp British Medical Journalbull Editors select studies (includes reviews) that are methodologically sound and

clinically relevant (high-quality) bull Some topics may not be foundbull Review top clinical journals top therapy diagnosis harm ampprognosis Qsbull Commentaries on each studys valuebull Helps physicians understand and apply evidencebull Reveals changes in medical knowledge

UBC library access httpresourceslibraryubcca230

Follow up files on HLWIKI

Scoping reviews | Grey literature | Hand-searching |Snowballing

Expert searching | Grey data (hard to find data) | Grey literature searching in medicine | Grey literature - part II

Page 13: An introduction to EBM for health librarians

bull Defines a clinical scenario

bull Prepare you to search

bull Places focus on patient-centered questions

bull Developing a clinical question using PICO requiresbull some background about the condition

bull some understanding the patient

bull outcomes amp beliefs important to the patient

bull Prognosisndash Disability Quality of life Cost Improvement of symptoms

Why use PICO

bull Search via OvidSP

bull Includes all Cochrane topic reviews ldquoCochrane Libraryrdquo

bull Includes clinical trials register

bull Articles reviewed in ACP Journal Club or BMJ Evidence-Based Medicine

bull Papers in Database of Abstracts of Reviews of Effectiveness (DARE)

bull Studies in DARE meet strict EBM scoring criteria

Uses ldquoKeywordsrdquo to search OvidSPrsquos EBMRUBC library access httpresourceslibraryubcca644

EBM Reviews (meta-search)

Cochrane Database of Systematic Reviews

bull Search via OvidSP

bull Independent non-for-profit international collaboration

bull Reviews are among studies of highest scientific evidence

bull Minimal bias evidence includedexcluded on basis of explicit criteria

bull Reviews involve exhaustive searching for studies amp clinical trials both published and unpublished

bull Abstracts are available for free consumer summaries are free also

UBC library access httpresourceslibraryubcca231

Uses ldquoKeywordsrdquo to search Cochrane hellip

Database of Abstracts of Reviews of Effects (DARE)

bull Search via OvidSP

bull Produced by the National Health Services Centre for Reviews and Dissemination (NHS CRD) at the University of York England

bull DARE is a full text database containing critical assessments of systematic reviews from a variety of medical journals

bull DARE contains structured abstracts of systematic reviews

bull Its records cover topics such as diagnosis prevention rehabilitation screening and treatment

UBC library access httpresourceslibraryubcca489

ACP Journal Club

bull Search via OvidSPbull Consists of two journals ACP Journal Club (American College of Physicians) and

Evidence-Based Medicine by ACP amp British Medical Journalbull Editors select studies (includes reviews) that are methodologically sound and

clinically relevant (high-quality) bull Some topics may not be foundbull Review top clinical journals top therapy diagnosis harm ampprognosis Qsbull Commentaries on each studys valuebull Helps physicians understand and apply evidencebull Reveals changes in medical knowledge

UBC library access httpresourceslibraryubcca230

Follow up files on HLWIKI

Scoping reviews | Grey literature | Hand-searching |Snowballing

Expert searching | Grey data (hard to find data) | Grey literature searching in medicine | Grey literature - part II

Page 14: An introduction to EBM for health librarians

bull Search via OvidSP

bull Includes all Cochrane topic reviews ldquoCochrane Libraryrdquo

bull Includes clinical trials register

bull Articles reviewed in ACP Journal Club or BMJ Evidence-Based Medicine

bull Papers in Database of Abstracts of Reviews of Effectiveness (DARE)

bull Studies in DARE meet strict EBM scoring criteria

Uses ldquoKeywordsrdquo to search OvidSPrsquos EBMRUBC library access httpresourceslibraryubcca644

EBM Reviews (meta-search)

Cochrane Database of Systematic Reviews

bull Search via OvidSP

bull Independent non-for-profit international collaboration

bull Reviews are among studies of highest scientific evidence

bull Minimal bias evidence includedexcluded on basis of explicit criteria

bull Reviews involve exhaustive searching for studies amp clinical trials both published and unpublished

bull Abstracts are available for free consumer summaries are free also

UBC library access httpresourceslibraryubcca231

Uses ldquoKeywordsrdquo to search Cochrane hellip

Database of Abstracts of Reviews of Effects (DARE)

bull Search via OvidSP

bull Produced by the National Health Services Centre for Reviews and Dissemination (NHS CRD) at the University of York England

bull DARE is a full text database containing critical assessments of systematic reviews from a variety of medical journals

bull DARE contains structured abstracts of systematic reviews

bull Its records cover topics such as diagnosis prevention rehabilitation screening and treatment

UBC library access httpresourceslibraryubcca489

ACP Journal Club

bull Search via OvidSPbull Consists of two journals ACP Journal Club (American College of Physicians) and

Evidence-Based Medicine by ACP amp British Medical Journalbull Editors select studies (includes reviews) that are methodologically sound and

clinically relevant (high-quality) bull Some topics may not be foundbull Review top clinical journals top therapy diagnosis harm ampprognosis Qsbull Commentaries on each studys valuebull Helps physicians understand and apply evidencebull Reveals changes in medical knowledge

UBC library access httpresourceslibraryubcca230

Follow up files on HLWIKI

Scoping reviews | Grey literature | Hand-searching |Snowballing

Expert searching | Grey data (hard to find data) | Grey literature searching in medicine | Grey literature - part II

Page 15: An introduction to EBM for health librarians

Cochrane Database of Systematic Reviews

bull Search via OvidSP

bull Independent non-for-profit international collaboration

bull Reviews are among studies of highest scientific evidence

bull Minimal bias evidence includedexcluded on basis of explicit criteria

bull Reviews involve exhaustive searching for studies amp clinical trials both published and unpublished

bull Abstracts are available for free consumer summaries are free also

UBC library access httpresourceslibraryubcca231

Uses ldquoKeywordsrdquo to search Cochrane hellip

Database of Abstracts of Reviews of Effects (DARE)

bull Search via OvidSP

bull Produced by the National Health Services Centre for Reviews and Dissemination (NHS CRD) at the University of York England

bull DARE is a full text database containing critical assessments of systematic reviews from a variety of medical journals

bull DARE contains structured abstracts of systematic reviews

bull Its records cover topics such as diagnosis prevention rehabilitation screening and treatment

UBC library access httpresourceslibraryubcca489

ACP Journal Club

bull Search via OvidSPbull Consists of two journals ACP Journal Club (American College of Physicians) and

Evidence-Based Medicine by ACP amp British Medical Journalbull Editors select studies (includes reviews) that are methodologically sound and

clinically relevant (high-quality) bull Some topics may not be foundbull Review top clinical journals top therapy diagnosis harm ampprognosis Qsbull Commentaries on each studys valuebull Helps physicians understand and apply evidencebull Reveals changes in medical knowledge

UBC library access httpresourceslibraryubcca230

Follow up files on HLWIKI

Scoping reviews | Grey literature | Hand-searching |Snowballing

Expert searching | Grey data (hard to find data) | Grey literature searching in medicine | Grey literature - part II

Page 16: An introduction to EBM for health librarians

Database of Abstracts of Reviews of Effects (DARE)

bull Search via OvidSP

bull Produced by the National Health Services Centre for Reviews and Dissemination (NHS CRD) at the University of York England

bull DARE is a full text database containing critical assessments of systematic reviews from a variety of medical journals

bull DARE contains structured abstracts of systematic reviews

bull Its records cover topics such as diagnosis prevention rehabilitation screening and treatment

UBC library access httpresourceslibraryubcca489

ACP Journal Club

bull Search via OvidSPbull Consists of two journals ACP Journal Club (American College of Physicians) and

Evidence-Based Medicine by ACP amp British Medical Journalbull Editors select studies (includes reviews) that are methodologically sound and

clinically relevant (high-quality) bull Some topics may not be foundbull Review top clinical journals top therapy diagnosis harm ampprognosis Qsbull Commentaries on each studys valuebull Helps physicians understand and apply evidencebull Reveals changes in medical knowledge

UBC library access httpresourceslibraryubcca230

Follow up files on HLWIKI

Scoping reviews | Grey literature | Hand-searching |Snowballing

Expert searching | Grey data (hard to find data) | Grey literature searching in medicine | Grey literature - part II

Page 17: An introduction to EBM for health librarians

ACP Journal Club

bull Search via OvidSPbull Consists of two journals ACP Journal Club (American College of Physicians) and

Evidence-Based Medicine by ACP amp British Medical Journalbull Editors select studies (includes reviews) that are methodologically sound and

clinically relevant (high-quality) bull Some topics may not be foundbull Review top clinical journals top therapy diagnosis harm ampprognosis Qsbull Commentaries on each studys valuebull Helps physicians understand and apply evidencebull Reveals changes in medical knowledge

UBC library access httpresourceslibraryubcca230

Follow up files on HLWIKI

Scoping reviews | Grey literature | Hand-searching |Snowballing

Expert searching | Grey data (hard to find data) | Grey literature searching in medicine | Grey literature - part II

Page 18: An introduction to EBM for health librarians

Follow up files on HLWIKI

Scoping reviews | Grey literature | Hand-searching |Snowballing

Expert searching | Grey data (hard to find data) | Grey literature searching in medicine | Grey literature - part II