louann hall chief, information services branch barry d. eisemann it manager, state data division
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Louann HallChief, Information Services Branch
Barry D. EisemannIT Manager, State Data Division
NCSANational Center for Statistics and Analysis
National Highway Traffic Safety Administration
July 31, 2006
Traffic Records ForumPalm Desert, California
NATIONAL CENTER FOR STATISTICS & ANALYSIS
“Accessing and Using NHTSA Data Products”
National Highway Traffic Safety Administration
National Center for Statistics & Analysis
Agenda:
NCSA Overview
NCSA Products
Contacting & Obtaining Traffic Safety Information
Hands-On Training – FARS Web Reports
WHAT WE DO:
Collect
Analyze
National Center for Statistics & Analysis
Disseminate
Data Systems
Fatality Analysis Reporting System ALL Fatal Crashes 1975 to Present
National Center for Statistics & Analysis
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Data Sources– Police Crash Reports– State Vehicle Registration Files– State Driver Licensing Files– State Highway Department Data– Vital Statistics– Death Certificates– Coroner/Medical Examiner Reports– Hospital Medical Records– Emergency Medical Services Reports
Data Systems
General Estimates System
Crashworthiness Data System
SAMPLE of ALL Crash Severities Since 1988 PAR Data
SAMPLE of ALL Crash Severities In-depth Investigations
National Center for Statistics & Analysis
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Special Crash Investigations (SCI)
• In-depth investigations on a limited number of crashes
• Operations– Three (3) elite rapid response teams– Located in the East, Midwest and West
National Center for Statistics & Analysis
National Driver RegisterNational Driver Register
• Problem Driver Pointer System (PDPS)– National database of identification data for
problem drivers
• Purpose – To improve traffic and transportation safety
National Center for Statistics & Analysis
National Occupant Protection Use National Occupant Protection Use Survey (NOPUSSurvey (NOPUS))
• Tracks Occupant Restraint UseTracks Occupant Restraint Use
• Moving TrafficMoving Traffic
• Controlled IntersectionControlled Intersection
National Center for Statistics & Analysis
Examples of Uses of NOPUS DataExamples of Uses of NOPUS Data
• State safety belt and child State safety belt and child restraint lawsrestraint laws
• DOT cell phone policyDOT cell phone policy• Calculate number of lives saved Calculate number of lives saved
due to safety belt usagedue to safety belt usage
National Center for Statistics & Analysis
14 Annual Fact Sheets
• OVERVIEW FACT SHEET
– 10 years of trend data
– Data on high interest program areas• ALCOHOL STATE ESTIMATES• STATE TRAFFIC DATA• ALCOHOL• OCCUPANT PROTECTION• SPEEDING• MOTORCYCLES• LARGE TRUCKS• SCHOOL BUS• PEDESTRIANS• PEDALCYCLISTS• OLDER POPULATION• YOUNG DRIVER• CHILDREN 5
NEED DATA?NEED DATA?
Call: 800-934-8517Call: 800-934-8517
Data/Info Requests Data/Info RequestsFax-On-DemandFax-On-Demand
NCSA Web Site www.nhtsa.dot.gov/people/ncsa
NCSA Web Site www.nhtsa.dot.gov/people/ncsa
14 Annual Fact Sheets
CHAPTERS- Trends- Crashes- Vehicles- People- States
“Did You Know?”
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National Statistics
1
Latest Publications
1
1a
1
“Did You Know?” Archive
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“Did You Know?” Archive
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States
“Did You Know?” Archive
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“Did You Know?” Archive - States
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Navagation Sidebar
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Acronyms
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Terms
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Terms
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Terms
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5a
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Fatal Crashes
Fatalities & Fatality Rates
Trends 1994-2004
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Vehicles Involved in Fatal Crashes, 1994-2004
Passenger Cars Light Trucks Large Trucks Motorcycles
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Persons Killed by Person Type & Vehicle Type, 1994-2004
Occupants by Vehicle Type Nonmotorists
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9
Passenger Car Occupants Killed …, 1994-2004
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Passenger Car Occupants Killed …, 1994-2004
1994 - 21,9972004 - 19,091
Light Truck Occupants Killed …, 1994-2004
1994 - 8,9042004 - 12,602
Registrations
59,485,99585,657,140
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11
11
Persons Killed by Highest BAC…, 1994-2004
Alcohol Related Fatalities2004 - 39%
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13
Restraints Used1994 - 49.1%2004 - 60.6%
Drivers … by Restraints Used…, 1994-2004
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Fatal Crashes by Time of Day & Day of Week
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Fri, 6-9PM – 1,013Fri, 9-midnite – 1,070
Fatal Crashes by Time of Day & Day of Week
Sat, 6-9PM – 997Sat, 9-midnite – 1,108
Sat, midnite-3AM – 1,174
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Fatal Crashes by Time of Day & Day of Week
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Fatal Crashes by Time of Day & Day of Week
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Fatal Crashes by Time of Day & Day of Week
Fatal Crashes by Time of Day & Day of Week
Fri, 6-9PM – 1,012Fri, 9-midnite – 1,139
Sat, 6-9PM – 1,050Sat, 9-midnite – 1,013
FARS - 1994
Sat, midnite-3AM – 1,293
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Fatal Crashes by Time of Day & Day of Week
FARS - 1994
Fatal Crashes by Weather & Light Conditions
1994
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18
1994
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Drivers with Valid Licenses & NO Previous Convictions – 79.7%
1994
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21
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2004
Drivers with Valid Licenses & NO Previous Convictions – 66.2%
2004
1994 ––––––––––––––––––––––––– 79.7%
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Fatalities & Fatality Rates, 1994-2004
Maryland
by Population Licensed Drivers Veh Registrations by VMT
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Drivers in Fatal Crashes by State & BAC - 2004
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Drivers in Fatal Crashes by State & BAC – 2004Massachusetts Counties
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Understanding the Data
01 Driver 02 Passenger 03 Occupant of MV not in Transport 04 Occupant of non-MV Transport Device 05 Pedestrian 06 Bicyclist 07 Other Cyclist 08 Other Pedestrians 09 Unknown Occupant 19 Unknown Type of non-Motorist
MOTORVEHICLEOCCUPANTS
PERSON TYPE
Understanding the Data
00 None Used 01 Shoulder Belt 02 Lap Belt 03 Lap & Shoulder Belt 04 Child Safety Seat 05 Motorcycle Helmet 06 Bicycle Helmet 13 Safety Belt Used Improperly 14 Child Safety Seat Used Improperly 15 Helmets Used Improperly 08 Restraint Used, Type Unknown 99 Unknown
RESTRAINT USE
RESTRAINED
U.S. Fatality RatesU.S. Fatality Rates
Colorado Fatality RatesColorado Fatality Rates
FARS FTPServer
FARS FTPServer
FARS Web EncyclopediaCreate A Query
Lesson Plan
Query Report TypesExample 1. Case Listing Report
Sorting ReportCode DefinitionsView Case Reports
Example 2. Univariate ReportsView CasesSave FileImport into Spreadsheet
Example 3. Cross Tabulation ReportExample 4. Cross Tabulation Report
Grouping Display Variable
Create Query
• Unlimited Reporting
• User Creates Report
• Skills Required
• Popular Reports
• NHTSA Prepared
• All Users
Reports
Create a Query - Report Types
• Univariate: Count number by one variable
• Case Listing: list all cases for certain variables
• Cross Tab: Count number by two
variables
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UNIVARIATE QUERY
CASE LISTING
CROSS TABULATION
Query/Report Types
Query/Report Types
Case Listing: view specified cases for certain variables
- Example 1: List all Rhode Island cases in 2002, include Month, County, Trafficway ID
- Example 2: List the Drivers with Suspended Licenses in fatal crashes Delaware in year 2000, include Drivers Ages and Violations Charged
Query/Report Types
Case Listing: list all cases include specified variables
Example 1: VIEW 2002 Rhode Island Cases, include: Crash Month, County, Trafficway ID
Query/Report Types STEPS
List specified cases, include certain variables
Steps1. Select year2. Select variables3a. Select condition criteria b. Select Report Type (CASE LISTING)4. Select Display variables
2002 RI Cases include Crash Month, County & TrafficwayID
Rhode Island 2002STEPS1. Year: 20022. Variables: Crash
MonthCountyTrafficway
ID3a. Condition Criteria:
State Rhode Island
3b. Report Type: CASE LISTING
4. Display Variables Crash Month
County
TrafficwayID
Case Listing Query Example 1
Rhode Island 2002
Case Listing Query2002 RI Cases include Crash Month, County & TrafficwayID
Step 1. Select Year
STEPS
1. Year: 20022. Variables: Crash
MonthCountyTrafficway
ID3a. Condition Criteria:
State Rhode Island
3b. Report Type: CASE LISTING
4. Display Variables Crash Month
County
TrafficwayID
Example 130
Rhode Island 2002
Example 1
2002 RI Cases include Crash Month, County & TrafficwayID
Case Listing Query Step 2. Select Variables
STEPS
1. Year: 20022. Variables: Crash
MonthCountyTrafficway
ID3a. Condition Criteria:
State Rhode Island
3b. Report Type: CASE LISTING
4. Display Variables Crash Month
County
TrafficwayID
Rhode Island 2002
Example 1
2002 RI Cases include Crash Month, County & TrafficwayID
Condition VariablesStateYear
Display VariableCountyCrash MonthTrafficwayID
Case Listing Query Step 2. Select Variables
Rhode Island 2002
2002 RI Cases include Crash Month, County & TrafficwayID
Case Listing Query Step 2. Select Variables
31Example 1
STEPS
1. Year: 20022. Variables: Crash
MonthCountyTrafficway
ID3a. Condition Criteria:
State Rhode Island
3b. Report Type: CASE LISTING
4. Display Variables Crash Month
County
TrafficwayID
Rhode Island 2002
2002 RI Cases include Crash Month, County & TrafficwayID
3a. Select Condition Criteria
3b. Select Report Type
Example 1
Case Listing Query Step 3a. Condition CriteriaStep 3b. Report Type
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STEPS1. Year: 20022. Variables: Crash
MonthCountyTrafficway
ID3a. Condition Criteria:
State Rhode Island
3b. Report Type: CASE LISTING
4. Display Variables Crash Month
County
TrafficwayID
Rhode Island 2002
Example 1
2002 RI Cases include Crash Month, County & TrafficwayID
Case Listing Query Step 4. Display Variables
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Rhode Island 2002
2002 RI Cases include Crash Month, County & TrafficwayID
Example 1
SORTINGCase Listing Query
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Rhode Island 2002
2002 RI Cases include Crash Month, County & TrafficwayID
Example 1
Case Listing Query SORTING
ASCENDING
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Rhode Island 2002
2002 RI Cases include Crash Month, County & TrafficwayID
Example 1
CODE DEFINITIONSCase Listing Query
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CODE DEFINITIONS
Example 1
Case Listing Query
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VIEW CASE REPORT
Example 1
Rhode Island 2002
2002 RI Cases include Crash Month, County & TrafficwayID
Case Listing Query
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2002 RI Cases include Crash Month, County & TrafficwayID
Example 1
VIEW CASE REPORTCase Listing Query
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UNIVARIATE QUERY
CASE LISTING
CROSS TABULATION
Query/Report Types
Univariate: Count number by one variable
– Example 1: Fatal crashes in U.S. by Month
– Example 2: Fatalities in Rhode Island by Month
– Example 3: Fatalities by Day of the Week
– Example 4: Motorcycle Driver Fatalities by Holiday
– Example 5: 4 to 17 Year Old Pedestrian Fatalities occurring between 8AM and 3PM by County
Query/Report Types
• Univariate: Count number BY one variable
Query/Report Types Example 2
Display number of fatalities BY one variableSteps:
1. Select year2. Select variables3a.Select condition criteria3b.Select Report Type (Univariate)4. Select one variable to count
Select optionsSubmit
Univariate Query/ReportExample 2
Display number of Fatalities BY Crash Month
1. Year: 2000
2. Variables: State
Crash Month
Injury Severity
3a. Condition Criteria:
State Rhode Island
Injury Severity Fatally Injured
3b. Select Report Type UNIVARIATE
4. Select variable to count: Crash Month
Select options Count Persons
Submit
Univariate Query/ReportExample 2
Example 2
Step 1. Select YearUnivariate Query
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Example 2
Step 2. Select VariablesUnivariate Query
Display VariableCrash Month
Condition VariablesStateYearInjury Severity
V
V
Example 2
Step 2. Select VariablesUnivariate Query
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3a. Select condition criteria
3b. Select Report Type
Univariate Query Step 3a. Condition CriteriaStep 3b. Select Report Type
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Univariate Query Step 4. Format Options
Example 2
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Univariate Query Final Report
Example 244
UNIVARIATE QUERY- View Cases
Query/Report Types
Univariate Query View Cases
Example 244
Univariate Query View Cases
Example 2
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UNIVARIATE QUERY- Save File- Import to Excel
Query/Report Types
Exporting a Report
1. Click Save As Text
2. Save document on your PC drive.
Importing into Excel
3. Open MS Excel
4. Open saved file (.cfm extension)
5. Format Report
Univariate Query Save File
Example 2
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Univariate Query Save File
Example 2
48
Univariate Query Save File
Example 248
Univariate Query Import into Excel
Example 248
Example 2
Univariate QueryImport into Excel
Example 2
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Example 2
Univariate Query Import into ExcelExample 2
1
2
3
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Univariate Query Import into ExcelExample 2
48
Example 2
Univariate QueryImport into Excel
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UNIVARIATE QUERY
CASE LISTING
CROSS TABULATION
Query/Report Types
Cross Tab: Count number by two variables
Query/Report Types Example 3
Cross Tab: Count number by two variables
Univariate: Count number by one variable
Query/Report Types
Display number of Fatalities BY Month & County1. Year: 2000
2. Variables: State
Crash Month
Injury Severity
County
3a. Condition Criteria:
State Rhode Island
Injury Severity Fatally Injured
3b. Select Report Type Cross Tab
4. Select variable to count: Crash Month
County
Select options Count Persons
Submit
Univariate Query/ReportExample 2
Step 1. Select YearCross Tab Query
Example 349
Condition VariablesStateYearInjury Severity
Display VariableCrash MonthCounty
Example 3
Step 2. Select VariablesCross Tab Query
V
V
V
Example 3
Step 2. Select VariablesCross Tab Query
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Condition Variables Condition ValuesState Rhode IslandYear 2000Injury Severity Fatal Injury
Step 3a. Condition Criteria
Example 3
Cross Tab Query
3a. Select Condition Criteria
3b. Select Report Type
Step 3a. Condition CriteriaStep 3b. Report Type
Example 3
Cross Tab Query
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Step 4. Format Options
Example 3
Cross Tab Query
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Final Report
Example 3
Cross Tab Query
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Exam
Query/Report Types
Example 4
Colorado 2001: Occupant Fatalities BY Day-of-Week & Crash Hour
01 Driver 02 Passenger 03 Occupant of MV not in Transport 04 Occupant of non-MV Transport Device 05 Pedestrian 06 Bicyclist 07 Other Cyclist 08 Other Pedestrians 09 Unknown Occupant 19 Unknown Type of non-Motorist
MOTOR
VEHICLE
OCCUPANTS
PERSON TYPE
Example 4
Example 4
Condition VariablesStateYearPerson TypeInjury Severity
Display VariableDay-of-WeekCrash Hour
Step 2: Select Variables
V
V
V
VExample 4
STEP 3a: Choose Condition Criteria
Condition Variables Condition ValuesState ColoradoYear 2001Person Type Driver
PassengerUnknown Occupant
Injury Severity Fatal Injury
Example 4
3a. Select Condition Criteria
3b. Select Report Type
Example 4
Example 4
Example 4
CROSS TABULATION
• Grouping Format Option
Query/Report Types
Example 4
Example 4
Example 4
Example 4
Questions?
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