More Reefer Madness

A reader emails:

Regarding your section “Lies, Damned Lies And Statistics” on your weblog today, you quoted Bob Weiner as saying that THC was the second leading cause of car crashes. I did some quick research and this certainly appears to be false. In fact, the studies specifically find that THC is only statistically significant if used in combination with another drug.

See the following links:

Link 1

Link 2

The definitive review would appear to be this one, because it appeared in Epidemiologic Reviews:

Link 3

Unfortunately, this journal does not have full-text articles (or even abstracts) available on-line to that date.

What, a (former) government official lie about effects of illegal drugs? I’m shocked, shocked…