Probabity of Death

Over the past few months of lockdown those remaining on the roads appear to be breaking the law more. In the UK, both speeding (and to an extent mobile phone use) is seen as barely a crime at all, certainly not the killer that it is.

It took a bit of digging but eventually I found Relationship between Speed and Risk of Fatal Injury: Pedestrians and Car Occupants which contains a number of Probability of Death models. Once of which is Figure 2.6: Cumulative impact speed for pedestrian casualties in the OTS and police fatal file dataset:

Unfortunately, the above chart doesn’t really give a sense of the danger, nor does it extend to the speeds sometimes seen on UK roads. Here’s my updated version: