KSI rate per 100,000 populations. KSI = killed or seriously injured.
Overview of Statistics
The statistics on this page relate to the 10-year period of 2004-2013 and are restricted to KSI or serious crashes unless otherwise specified.
- 1,614 people were killed or seriously injured in the metropolitan region in 2013
- 18,949 people were killed or seriously injured in the metropolitan region from 2004-2013
- KSI rate is 115.6 per 100,000 populations
- 54% of KSI were male
- 25% of KSI were aged 17-24 year old
Types of Crashes
- 52% of fatal and serious crashes occurred at intersections.
- 23% of fatal and serious crashes were multiple vehicle right angle crashes.
- 19% involved a single vehicle hitting an object (does not include animals).
- 26% of fatal and serious crashes occurred on 60 km/h speed zones.
- 19% occurred on roads with speed zones of 50 km/h.
(Note that 24% of crash reports did not provide the speed zone.)
- Seat belts were not worn by 5% of vehicle occupants killed or seriously injured*.
- Speed was a factor in the crashes of 15% of people killed or seriously injured*.
- At least one driver/rider blood alcohol concentration (BAC) of 0.05 or higher was recorded in 10% of fatal and serious crashes*.
- At least one driver/rider with a BAC of 0.08 or higher was recorded in 8% of fatal and serious crashes*.
- Fatigue could be responsible for up to 30% of deaths and a bigger percentage of serious injury crashes. Because fatigue is difficult to measure, it is under-represented in police crash data; however, research indicates that up to 30% of crashes involve fatigue.
*restricted to KSI or serious crashes that are attended by the WA Police