Guidance

Road safety statistics: methodology documents

Methodology notes related to various aspects of published road safety statistics.

From:
Department for Transport
Published
28 November 2024

Documents

Reported road casualties in Great Britain, provisional estimates: methodology note

HTML

PDF, 218 KB, 5 pages

This file may not be suitable for users of assistive technology.

Request an accessible format.
If you use assistive technology (such as a screen reader) and need a version of this document in a more accessible format, please email [email protected]. Please tell us what format you need. It will help us if you say what assistive technology you use.

PDF, 25.3 KB, 4 pages

This file may not be suitable for users of assistive technology.

Request an accessible format.
If you use assistive technology (such as a screen reader) and need a version of this document in a more accessible format, please email [email protected]. Please tell us what format you need. It will help us if you say what assistive technology you use.

PDF, 609 KB, 5 pages

This file may not be suitable for users of assistive technology.

Request an accessible format.
If you use assistive technology (such as a screen reader) and need a version of this document in a more accessible format, please email [email protected]. Please tell us what format you need. It will help us if you say what assistive technology you use.

PDF, 19.5 KB, 2 pages

This file may not be suitable for users of assistive technology.

Request an accessible format.
If you use assistive technology (such as a screen reader) and need a version of this document in a more accessible format, please email [email protected]. Please tell us what format you need. It will help us if you say what assistive technology you use.

PDF, 108 KB, 9 pages

This file may not be suitable for users of assistive technology.

Request an accessible format.
If you use assistive technology (such as a screen reader) and need a version of this document in a more accessible format, please email [email protected]. Please tell us what format you need. It will help us if you say what assistive technology you use.

PDF, 231 KB, 20 pages

This file may not be suitable for users of assistive technology.

Request an accessible format.
If you use assistive technology (such as a screen reader) and need a version of this document in a more accessible format, please email [email protected]. Please tell us what format you need. It will help us if you say what assistive technology you use.

PDF, 1.2 MB

This file may not be suitable for users of assistive technology.

Request an accessible format.
If you use assistive technology (such as a screen reader) and need a version of this document in a more accessible format, please email [email protected]. Please tell us what format you need. It will help us if you say what assistive technology you use.

Details

Methodology notes providing further detail of the calculations involved in producing different elements of the published statistics are also available. These include:

  • Provisional in-year casualty estimates
  • Drink-drive statistics
  • Valuation of road accidents and casualties
  • Estimating total casualties from survey information

Older methodology papers are also available. The following papers relate to aspects of the statistics which are no longer routinely updated, but are retained for reference purposes

  • Testing for statistical significance in road casualty numbers
  • Adjusting road casualty estimates to account for weather patterns
  • Linking police and hospital data on road accidents

Contact for further information

Road safety statistics

Updates to this page

Published 28 November 2024

Sign up for emails or print this page