The results of a new Otago University study comparing the harm caused by different drugs have been released. Here's the breakdown by drug:
This is the original paper in the Journal of Psychopharmacology: The New Zealand drug harms ranking study: A multi-criteria decision analysis
Other coverage:
The UK did a similar study over a decade ago and the government effectively buried the report because it didn't shore up their war on drugs rhetoric.
Yeah it's crazy, they also kicked out the chairman of the Advisory Council on the Misuse of Drugs (ACMD), David Nutt because he used data to show that the UK ranked the harm of drugs incorrectly, and showed that using MDMA was less harmful than horseback riding.
I guess facts have no place in government policy.