Rates and risk: what’s the difference

Last modified: June 23, 2021
You are here:
  • How many crashes is “bad”? even one crash is bad.

– Compare to a relevant norm

  • Rates for comparing routes and vehicle types

– Example: higher vulnerable road user rates on urban roads

– Relative to volume (Safety Performance Functions)

  • Risk for comparing wider communities

– Example: comparing risk between countries

– Consequences of demographics: affluence and ruralit

Buy now


Lost your password?