| Yes | No | p value | ||||
---|---|---|---|---|---|---|---|
mean | (sd) | Range | mean | (sd) | Range | ||
History of chlamydia | 16.58 | (1.00) | 14.47–18.64 | 16.04 | (1.23) | 13.03–19.58 | 0.020 |
Sexual risk behavior | |||||||
 Sex with an anonymous partner | 16.39 | (1.20) | 13.28–18.64 | 16.00 | (1.22) | 13.03–19.58 | 0.020 |
 Sex without a condom | 16.36 | (1.16) | 13.18–19.58 | 15.64 | (1.20) | 13.03–18.38 | < 0.0001 |
 Sex with a person of unknown HIV status | 16.37 | (1.09) | 13.08–18.64 | 15.90 | (1.27) | 13.03–19.58 | < 0.001 |
 Sex under the influence of alcohol | 16.67 | (1.12) | 13.18–18.90 | 15.92 | (1.20) | 13.03–19.58 | < 0.0001 |
 Sex under the influence of marijuana | 16.26 | (1.17) | 13.08–18.90 | 15.92 | (1.25) | 13.03–19.58 | 0.014 |
Self-report of trauma | |||||||
 Domestic violence | 16.58 | (1.13) | 14.47–18.26 | 16.06 | (1.22) | 13.03–19.58 | 0.074 |
 Forced sex | 16.27 | (0.98) | 13.98–17.67 | 16.08 | (1.24) | 13.03–19.58 | 0.53 |