2011-2012 class 6 introduction to medicine ii
DESCRIPTION
DIFFERENT SCALES: DIFFERENT ANSWERS?. 2011-2012 Class 6 Introduction to Medicine II. Regent Teacher: Altamiro Costa Pereira Supervisor Teachers: Cristina da Costa Santos GUSTAVO BACELAR. Summary :. Introduction Aim Methods Questionnaire - PowerPoint PPT PresentationTRANSCRIPT
![Page 1: 2011-2012 Class 6 Introduction to Medicine II](https://reader033.vdocuments.us/reader033/viewer/2022051620/5681334b550346895d9a4d10/html5/thumbnails/1.jpg)
2011-2012Class 6Introduction to Medicine II
REGENT TEACHER: ALTAMIRO COSTA PEREIRA
SUPERVISOR TEACHERS: CRISTINA DA COSTA SANTOS GUSTAVO BACELAR
DIFFERENT SCALES:
DIFFERENT ANSWERS?
![Page 2: 2011-2012 Class 6 Introduction to Medicine II](https://reader033.vdocuments.us/reader033/viewer/2022051620/5681334b550346895d9a4d10/html5/thumbnails/2.jpg)
Summary:
Introduction Aim Methods Questionnaire Results – 1st phase Conclusion References
DIFFERENT SCALES: DIFFERENT ANSWERS?
![Page 3: 2011-2012 Class 6 Introduction to Medicine II](https://reader033.vdocuments.us/reader033/viewer/2022051620/5681334b550346895d9a4d10/html5/thumbnails/3.jpg)
Introduction
The QUESTIONNAIRE DESIGN influences
the quality of questionnaire results, which are
also related to the CHOICE OF THE SCALE
used in the questionnaire1.
DIFFERENT SCALES: DIFFERENT ANSWERS?
1Pires, M.D., G. Oliveira, and M. Behlau, Voice Activity and Participation Profile - VAPP administered in two different scales of response. J Soc Bras Fonoaudiol, 2011. 23(3): p. 297-300.
![Page 4: 2011-2012 Class 6 Introduction to Medicine II](https://reader033.vdocuments.us/reader033/viewer/2022051620/5681334b550346895d9a4d10/html5/thumbnails/4.jpg)
Introduction
DIFFERENT SCALES: DIFFERENT ANSWERS?
Visual Analogue Scale
Numeric Rating Scale
Numeric Analogue Scale
vs.
vs.
![Page 5: 2011-2012 Class 6 Introduction to Medicine II](https://reader033.vdocuments.us/reader033/viewer/2022051620/5681334b550346895d9a4d10/html5/thumbnails/5.jpg)
Aim
Finding out how different scales,
particularly VAS, VNS and NRS, can
influence an answer.
DIFFERENT SCALES: DIFFERENT ANSWERS?
![Page 6: 2011-2012 Class 6 Introduction to Medicine II](https://reader033.vdocuments.us/reader033/viewer/2022051620/5681334b550346895d9a4d10/html5/thumbnails/6.jpg)
MethodsDIFFERENT SCALES: DIFFERENT ANSWERS?
![Page 7: 2011-2012 Class 6 Introduction to Medicine II](https://reader033.vdocuments.us/reader033/viewer/2022051620/5681334b550346895d9a4d10/html5/thumbnails/7.jpg)
Methods
Codified study, to maintain
confidentiality
Longitudinal study
DIFFERENT SCALES: DIFFERENT ANSWERS?
![Page 8: 2011-2012 Class 6 Introduction to Medicine II](https://reader033.vdocuments.us/reader033/viewer/2022051620/5681334b550346895d9a4d10/html5/thumbnails/8.jpg)
Questionnaire Description
DIFFERENT SCALES: DIFFERENT ANSWERS?
![Page 9: 2011-2012 Class 6 Introduction to Medicine II](https://reader033.vdocuments.us/reader033/viewer/2022051620/5681334b550346895d9a4d10/html5/thumbnails/9.jpg)
DIFFERENT SCALES: DIFFERENT ANSWERS?
An example…
QUESTIONNAIRE A
Uso com frequência a internet para fazer downloads (por exemplo de software ou mp3, AVI de series ou músicas) __________
(Escreva um número de 0 a 10, em que 0 corresponde a “discordo totalmente” e 10 corresponde a “concordo totalmente”)
Refira a sua concordância com as seguintes afirmações:
QUESTIONNAIRE B
Uso com frequência a internet para fazer downloads (por exemplo de software ou mp3, AVI de series ou músicas) __________
(Escreva um número de 0 a 10, em que 0 corresponde a “discordo totalmente” e 10 corresponde a “concordo totalmente”)
![Page 10: 2011-2012 Class 6 Introduction to Medicine II](https://reader033.vdocuments.us/reader033/viewer/2022051620/5681334b550346895d9a4d10/html5/thumbnails/10.jpg)
DIFFERENT SCALES: DIFFERENT ANSWERS?
An example…
Refira a sua concordância com as seguintes afirmações:QUESTIONNAIRE A
Acedo frequentemente a motores de busca para pesquisa de informação (por exemplo Google, SAPO, Clix, …)
(Marque uma cruz na recta no local que lhe parece estar de acordo com a sua
resposta)
Concordo totalmente
Discordo totalmente
QUESTIONNAIRE B
Acedo frequentemente a motores de busca para pesquisa de informação (por exemplo Google, SAPO, Clix, …)
(Marque uma cruz na recta no local que lhe parece estar de acordo com a sua
resposta)Concordo totalmente
Discordo totalmente
1 2 3 4 5 6 7 8 9 10
![Page 11: 2011-2012 Class 6 Introduction to Medicine II](https://reader033.vdocuments.us/reader033/viewer/2022051620/5681334b550346895d9a4d10/html5/thumbnails/11.jpg)
DIFFERENT SCALES: DIFFERENT ANSWERS?
Fluxogram
![Page 12: 2011-2012 Class 6 Introduction to Medicine II](https://reader033.vdocuments.us/reader033/viewer/2022051620/5681334b550346895d9a4d10/html5/thumbnails/12.jpg)
DIFFERENT SCALES: DIFFERENT ANSWERS?
![Page 13: 2011-2012 Class 6 Introduction to Medicine II](https://reader033.vdocuments.us/reader033/viewer/2022051620/5681334b550346895d9a4d10/html5/thumbnails/13.jpg)
During March we’ve handled the first questionnaire to every student in the trial.
The second phase will occur in some
weeks, a month after the first prove.
DIFFERENT SCALES: DIFFERENT ANSWERS?
Progress
![Page 14: 2011-2012 Class 6 Introduction to Medicine II](https://reader033.vdocuments.us/reader033/viewer/2022051620/5681334b550346895d9a4d10/html5/thumbnails/14.jpg)
We are now analysing the results with SPSS, to gather together the first group of results,to compare them later.
DIFFERENT SCALES: DIFFERENT ANSWERS?
Progress
![Page 15: 2011-2012 Class 6 Introduction to Medicine II](https://reader033.vdocuments.us/reader033/viewer/2022051620/5681334b550346895d9a4d10/html5/thumbnails/15.jpg)
So far, everybody has been very cooperative and we are positive that
we will have solid and concret data by the end of our project.
DIFFERENT SCALES: DIFFERENT ANSWERS?
Progress
![Page 16: 2011-2012 Class 6 Introduction to Medicine II](https://reader033.vdocuments.us/reader033/viewer/2022051620/5681334b550346895d9a4d10/html5/thumbnails/16.jpg)
DIFFERENT SCALES: DIFFERENT ANSWERS?
Results
![Page 17: 2011-2012 Class 6 Introduction to Medicine II](https://reader033.vdocuments.us/reader033/viewer/2022051620/5681334b550346895d9a4d10/html5/thumbnails/17.jpg)
Género: Feminino Masculino
DIFFERENT SCALES: DIFFERENT ANSWERS?
Results
População:
![Page 18: 2011-2012 Class 6 Introduction to Medicine II](https://reader033.vdocuments.us/reader033/viewer/2022051620/5681334b550346895d9a4d10/html5/thumbnails/18.jpg)
Results
DIFFERENT SCALES: DIFFERENT ANSWERS?
Refira a sua concordância com as seguintes afirmações:
Uso com frequência a internet para fazer downloads (por exemplo de software ou mp3, AVI de series ou músicas) __________
(Escreva um número de 0 a 10, em que 0 corresponde a “discordo totalmente” e 10 corresponde a “concordo totalmente”)
![Page 19: 2011-2012 Class 6 Introduction to Medicine II](https://reader033.vdocuments.us/reader033/viewer/2022051620/5681334b550346895d9a4d10/html5/thumbnails/19.jpg)
DIFFERENT SCALES: DIFFERENT ANSWERS?
ResultsRefira a sua concordância com as seguintes afirmações:
Uso com frequência a internet para fazer downloads (por exemplo de software ou mp3, AVI de series ou músicas) __________
(Escreva um número de 0 a 10, em que 0 corresponde a “discordo totalmente” e 10 corresponde a “concordo totalmente”)
![Page 20: 2011-2012 Class 6 Introduction to Medicine II](https://reader033.vdocuments.us/reader033/viewer/2022051620/5681334b550346895d9a4d10/html5/thumbnails/20.jpg)
DIFFERENT SCALES: DIFFERENT ANSWERS?
ResultsDiscordo
totalmenteConcordo
totalmente
1.Jogo frequentemente on-line (por exemplo Travian, Counter-strike, …)(Marque uma cruz na recta no local que lhe parece estar de acordo com a sua resposta)
![Page 21: 2011-2012 Class 6 Introduction to Medicine II](https://reader033.vdocuments.us/reader033/viewer/2022051620/5681334b550346895d9a4d10/html5/thumbnails/21.jpg)
DIFFERENT SCALES: DIFFERENT ANSWERS?
ResultsDiscordo
totalmenteConcordo
totalmente
1.Jogo frequentemente on-line (por exemplo Travian, Counter-strike, …)(Marque uma cruz na recta no local que lhe parece estar de acordo com a sua resposta)
![Page 22: 2011-2012 Class 6 Introduction to Medicine II](https://reader033.vdocuments.us/reader033/viewer/2022051620/5681334b550346895d9a4d10/html5/thumbnails/22.jpg)
DIFFERENT SCALES: DIFFERENT ANSWERS?
Results1.No meu estudo recorro frequentemente à internet (por exemplo procurar informação para trabalhos, aceder a livros/revistas e material didáctico, procura de definições, …)
(Marque uma cruz na recta no local que lhe parece estar de acordo com a sua resposta)
Discordo totalmente
Concordo totalmente0 1 2 3 4 5 6 7 8 9
10
![Page 23: 2011-2012 Class 6 Introduction to Medicine II](https://reader033.vdocuments.us/reader033/viewer/2022051620/5681334b550346895d9a4d10/html5/thumbnails/23.jpg)
DIFFERENT SCALES: DIFFERENT ANSWERS?
Results1.No meu estudo recorro frequentemente à internet (por exemplo procurar informação para trabalhos, aceder a livros/revistas e material didáctico, procura de definições, …)
(Marque uma cruz na recta no local que lhe parece estar de acordo com a sua resposta)
Discordo totalmente
Concordo totalmente0 1 2 3 4 5 6 7 8 9
10
![Page 24: 2011-2012 Class 6 Introduction to Medicine II](https://reader033.vdocuments.us/reader033/viewer/2022051620/5681334b550346895d9a4d10/html5/thumbnails/24.jpg)
DIFFERENT SCALES: DIFFERENT ANSWERS?
ResultsComunico com amigos/familiares frequentemente pela internet (por exemplo facebook, twitter, msn,…) __________
(Escreva um número de 0 a 10, em que 0 corresponde a “discordo totalmente” e 10 corresponde a “concordo totalmente”)
![Page 25: 2011-2012 Class 6 Introduction to Medicine II](https://reader033.vdocuments.us/reader033/viewer/2022051620/5681334b550346895d9a4d10/html5/thumbnails/25.jpg)
DIFFERENT SCALES: DIFFERENT ANSWERS?
Results
Discordo totalmente
Concordo totalmente
1.Comunico com amigos/familiares frequentemente pela internet (por exemplo facebook, twitter, msn,…)
(Marque uma cruz na recta no local que lhe parece estar de acordo com a sua resposta)
![Page 26: 2011-2012 Class 6 Introduction to Medicine II](https://reader033.vdocuments.us/reader033/viewer/2022051620/5681334b550346895d9a4d10/html5/thumbnails/26.jpg)
DIFFERENT SCALES: DIFFERENT ANSWERS?
Results
Discordo totalmente
Concordo totalmente
2 3 9 104 5 6 7 81
1.Acedo frequentemente a informação diária na internet (por exemplo ler notícias de jornais/revistas, visualizar vídeos informativos, …)
(Marque uma cruz na recta no local que lhe parece estar de acordo com a sua resposta)
![Page 27: 2011-2012 Class 6 Introduction to Medicine II](https://reader033.vdocuments.us/reader033/viewer/2022051620/5681334b550346895d9a4d10/html5/thumbnails/27.jpg)
DIFFERENT SCALES: DIFFERENT ANSWERS?
ResultsAcedo frequentemente a informação diária na internet (por exemplo ler notícias de jornais/revistas, visualizar vídeos informativos, …) __________
(Escreva um número de 0 a 10, em que 0 corresponde a “discordo totalmente” e 10 corresponde a “concordo totalmente”)
![Page 28: 2011-2012 Class 6 Introduction to Medicine II](https://reader033.vdocuments.us/reader033/viewer/2022051620/5681334b550346895d9a4d10/html5/thumbnails/28.jpg)
DIFFERENT SCALES: DIFFERENT ANSWERS?
Results
Discordo totalmente
Concordo totalmente
1.Acedo frequentemente a motores de busca para pesquisa de informação (por exemplo Google, SAPO, Clix, …)
(Marque uma cruz na recta no local que lhe parece estar de acordo com a sua resposta)
![Page 29: 2011-2012 Class 6 Introduction to Medicine II](https://reader033.vdocuments.us/reader033/viewer/2022051620/5681334b550346895d9a4d10/html5/thumbnails/29.jpg)
DIFFERENT SCALES: DIFFERENT ANSWERS?
Results
Discordo totalmente
Concordo totalmente
2 3 9 104 5 6 7 81
1.Acedo frequentemente a motores de busca para pesquisa de informação (por exemplo Google, SAPO, Clix, …)
(Marque uma cruz na recta no local que lhe parece estar de acordo com a sua resposta)
![Page 30: 2011-2012 Class 6 Introduction to Medicine II](https://reader033.vdocuments.us/reader033/viewer/2022051620/5681334b550346895d9a4d10/html5/thumbnails/30.jpg)
1st QuestionnaireMedian (min-max)
2nd QuestionnaireMedian (min-max)
Reproducibility
NRS 7,442 (0,0 – 10,0) ? ?
VAS 1,331 (0,0 – 8,0) ? ?
VNS 7,436 (0,0 – 10,0) ? ?
DIFFERENT SCALES: DIFFERENT ANSWERS?
Results
Reproductibility
![Page 31: 2011-2012 Class 6 Introduction to Medicine II](https://reader033.vdocuments.us/reader033/viewer/2022051620/5681334b550346895d9a4d10/html5/thumbnails/31.jpg)
DIFFERENT SCALES: DIFFERENT ANSWERS?
Results
Median (min-max) Median (min-max) Agreement
NRS vs VAS 7,442 (0,0 – 10,0) ? ?
VNS vs NRS1,331 (0,0 – 8,0)
? ?
VAS vs VNS7,436 (0,0 – 10,0)
? ?
Agreement
![Page 32: 2011-2012 Class 6 Introduction to Medicine II](https://reader033.vdocuments.us/reader033/viewer/2022051620/5681334b550346895d9a4d10/html5/thumbnails/32.jpg)
ConclusionWith the this first
questionnaires, we
have gathered
together some data
that will hopefully
help us to reach a
final conclusion.
DIFFERENT SCALES: DIFFERENT ANSWERS?
![Page 33: 2011-2012 Class 6 Introduction to Medicine II](https://reader033.vdocuments.us/reader033/viewer/2022051620/5681334b550346895d9a4d10/html5/thumbnails/33.jpg)
References
DIFFERENT SCALES: DIFFERENT ANSWERS?
Bousquet, P.J., et al., Visual analog scales can assess the severity of rhinitis graded according to ARIA guidelines. Allergy, 2007. 62(4): p. 367-372.
Choi, B.C. and A.W. Pak, A catalog of biases in questionnaires. Prev Chronic Dis, 2005. 2(1): p. A13.
Hartman, J.M., et al., Tutorials in clinical research: part IV: recognizing and controlling bias. Laryngoscope, 2002. 112(1): p. 23-31.
Hogikyan, N.D. and C.A. Rosen, A review of outcome measurements for voice disorders. Otolaryngol Head Neck Surg, 2002. 126(5): p. 562-72.
Pesudovs, K., et al., The development, assessment, and selection of questionnaires. Optometry and Vision Science, 2007. 84(8): p. 663-674.
Pires, M.D., G. Oliveira, and M. Behlau, Voice Activity and Participation Profile - VAPP administered in two different scales of response. J Soc Bras Fonoaudiol, 2011. 23(3): p. 297-300.
Price, D.D., et al., A comparison of pain measurement characteristics of mechanical visual analogue and simple numerical rating scales. Pain, 1994. 56(2): p. 217-26.
Rouve, S., et al., Numeric score and visual analog scale in assessing seasonal allergic rhinitis severity. Rhinology, 2010. 48(3): p. 285-91.
Schiavetti, N., et al., Direct magnitude estimation and interval scaling of stuttering severity. J Speech Hear Res, 1983. 26(4): p. 568-73.
![Page 34: 2011-2012 Class 6 Introduction to Medicine II](https://reader033.vdocuments.us/reader033/viewer/2022051620/5681334b550346895d9a4d10/html5/thumbnails/34.jpg)
Class 6
DIFFERENT SCALES: DIFFERENT ANSWERS?
Ana Carvalho
Diana Castro
Inês Farinha
Joana Cabrera
João Sousa
João Costa
Mariana Costa
Rita Pereira
Tânia Pereira
![Page 35: 2011-2012 Class 6 Introduction to Medicine II](https://reader033.vdocuments.us/reader033/viewer/2022051620/5681334b550346895d9a4d10/html5/thumbnails/35.jpg)
2011-2012Class 6Introduction to Medicine II
REGENT TEACHER: ALTAMIRO COSTA PEREIRA
SUPERVISOR TEACHERS: CRISTINA DA COSTA SANTOS GUSTAVO BACELAR
DIFFERENT SCALES:
DIFFERENT ANSWERS?