Thursday, June 16, 2016
In summary, cannabis increases the risk of a fatal accident: 1.8x
Opioids (which are legal): 3x
Stimulants including meth: 3.7x
Benzos (Valium etc, also legal): 4.8x
Alcohol at .02 Blood Alcohol Content (BAC) - which is legal for most drivers: 4x
Alcohol at 0.8 BAC: 13x
Alcohol at 0.16 BAC: 35x
[As an interesting aside, people with Sleep Apnea are 7-8 times more likely to crash a car than people without the condition - As reported on ABC's PM program 4/7/2016]
Full details below courtesy of Paul Dessauer:
Drug use and fatal motor vehicle crashes:
A case-control study.
Guohua Li et al
Accident Analysis and Prevention Sept 2013
<<< ABSTRACT Drugged driving is a serious safety concern, but its role in motor vehicle crashes has not been adequately studied.