Guide to contributory factors for reported road casualty statistics

This guide provides a brief overview of the contributory factors data recorded as part of the STATS19 data collection, including things to be aware of when interpreting the data tables, and information relating to the completeness of the data.

The guide covers:

• an overview of contributory factors
• strengths and weaknesses
• data confidentiality and access
• further information including links to data collection forms
• analysis of contributory factor reporting by police force, road type and road user type
• future developments

Further information on any aspect of contributory factors data can be addressed to the road safety statistics team via the contact details below.