Glossary of Data Variables for Fatal and accident causation ... - ERSO

Work package 5 Database Glossary
For 5.2 only:
Variable Value Notes
Information source
5.2 only
Method of investigation
1 = Interview at accident scene
2 = Interview at hospital
3 = Interview at home
4 = Telephone interview
5 = Police records
6 = Eyewitness report
777 = Not applicable
888 = Other
999 = Not known
The source of information used to collect data for the WP5.2 accident case.
How the data was collected
5.2 only 1 = On scene
All the information constituting a WP5.2 accident case was collected on scene.
Confidence level
2 = Retrospective
A degree of information constituting the WP5.2 accident case was collected retrospectively.
This may be visiting the accident scene a day later or investigating the vehicles at a recovery
yard.
The degree of confidence in the reliability of the data
5.2 only 1 = High level of confidence
2 = Reasonable confidence
3 = Low level of confidence
All information was collected first hand by the on scene investigation scene
A portion of the accident information was collected by other parties, for example the use of
police reports or statements
Accident data was collected from other sources, for example the use of witness or
eyewitness reports.
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