Characteristics* | Competitive | Recreational | OR (95% CI) | P value |
(n=96) | (n=888) | |||
Lifetime history of | ||||
Heavy alcohol use† | 13 (13.5%) | 183 (20.6%) | 0.7 (0.4 to 1.3) | 0.24 |
Cigarette smoking | 32 (33.3%) | 375 (42.2%) | 0.7 (0.5 to 1.1) | 0.13 |
Marijuana use | 38 (39.6%) | 514 (57.9%) | 0.5 (0.3 to 0.7) | 0.001 |
Cocaine use | 15 (15.6%) | 215 (24.2%) | 0.6 (0.4 to 1.1) | 0.12 |
Crack cocaine use | 4 (4.2%) | 56 (6.0%) | 0.7 (0.3 to 2.1) | 0.54 |
Inhalant use | 4 (4.2%) | 60 (6.8%) | 0.6 (0.2 to 1.8) | 0.40 |
Hallucinogen use | 11 (11.5%) | 151 (17.0%) | 0.7 (0.3 to 1.3) | 0.23 |
PCP use | 5 (5.2%) | 50 (5.6%) | 1.0 (0.4 to 2.5) | 0.97 |
LSD use | 6 (6.3%) | 122 (13.7%) | 0.5 (0.2 to 1.1) | 0.071 |
Heroin use | 7 (7.3%) | 52 (5.9%) | 1.4 (0.6 to 3.2) | 0.45 |
Stimulant use | 17 (17.7%) | 181 (20.4%) | 0.9 (0.5 to 1.5) | 0.57 |
Use of any illicit drug other than marijuana | 12 (12.5%) | 145 (16.3%) | 0.7 (0.4 to 1.4) | 0.35 |
*Data are reported as n (%).
†Five or more drinks on the same occasion on five or more days within a 30-day period.
LSD, lysergic acid diethylamide; PCP, phencyclidine.