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Demographics of Sample (N=300)
| Controls (N=200) | Misusers (N=100) | Test Statistic | p-value | |
|---|---|---|---|---|
| Mean ± SD | Mean ± SD | |||
| Age | 20.64 ± 2.6 | 20.65 ± 1.7 | t=−0.05 | 0.96 |
| Socioeconomic status* | 1.9 ± 0.9 | 2.0 ± 1.0 | z=−0.58 | 0.57 |
| N (%) | N (%) | |||
| Gender (%male) | 82 (41) | 47 (47) | χ 2 ==0.98 | 0.32 |
| Race (% Caucasian) | 137 (69) | 84 (84) | χ 2 ==8.26 | 0.004 |
19 subjects were missing socioeconomic status data
