Table 3.

Mean harm ratings of drugs on each of the seven risk factors

	Short-term physical risk	Long-term physical risk	Risk of injecting	Risk to society	Risk of bingeing	Risk of reliance	Risk of craving
Opiates	1.3	2.1	2.4	1.8	2.3	2.5	2.7
Prescription analgesics	1.1	2.0	1.6	1.5	2.3	2.4	2.5
Cocaine	1.1	2.2	1.4	1.8	2.5	1.6	2.5
Alcohol	1.0	2.1	0.2	2.3	2.6	1.8	2.0
Amphetamines	1.0	1.9	1.2	1.5	2.2	1.7	2.1
Tobacco	0.9	2.4	0.1	1.1	2.0	2.3	2.6
Benzodiazepines	0.9	1.9	0.7	1.1	2.1	2.2	2.1
Ketamine	0.9	1.5	1.4	0.8	1.6	0.8	1.5
Mild stimulants	0.5	1.1	0.5	0.5	1.3	1.4	1.6
Ecstasy	0.8	1.4	0.4	0.6	1.7	0.6	1.2
Nitrous oxide	0.7	1.1	0.1	0.4	1.5	0.4	1.2
Hallucinogens	1.0	1.2	0.5	0.7	1.1	0.3	0.6
Viagra/ Cialis	0.3	0.6	0.3	0.3	0.9	0.6	0.4
Skunk cannabis	0.3	0.7	0.1	0.3	0.6	0.3	1.1
Herbal cannabis	0.3	0.7	0.1	0.3	0.6	0.3	1.0