TABLE 1

Prevalence of drug use

Values are times used in life except for tetrahydrocannabinol (THC), coffee, alcohol, and smoking.

SubjectSexAgeMDMA AmphetamineCocaineLSDPsilocybinTHCCoffeeAlcohol UseSmokingSmoking
yrpillsjoints/yrcups/daydrinks/wkcigarettes/dayyr
1M2500000Never0.0000
2F2300000<14.5100
3M2500000<10.0000
4F2210000<11.0200
5F2700000<12.0300
6M271020010–151.53510
7M22000005–102.0300
8M2500000Never2.0200
9F2710000<12.0300
10F2710000<13.53310
11M2510000<13.0500
12M25100005–102.0300
13M24000112–42.5700
14F2000000<11.0500
15F22000002–40.0200
16F2200000<12.0100
  • LSD, lysergic acid diethylamide.