Table 2.
Baseline Characteristics (N=284).
| Female (N=79) | Male (N=205) | Total (N=284) | |
|---|---|---|---|
| Demographics | |||
| Ethnicity (%Hispanic) | 64.6% | 62.4% | 63.0% |
| Age | 16.13 (1.14) | 16.17 (1.08) | 16.16 (1.09) |
| Individual Differences | |||
| Impulsivity(0–19) | 10.95 (4.18) | 10.55 (3.82) | 10.67 (3.92) |
| Externalizing (0–64) | 20.56 (11.22) | 21.90 (12.95) | 21.52 (12.48) |
| Depression(0–20)* | 3.96 (3.44) | 2.65 (3.09) | 3.03 (3.24) |
| AD/HD symptomology (0–81) | 27.91 (12.98) | 29.22 (14.93) | 28.85 (14.40) |
| Sexual Behavior | |||
| % LT sexually active | 78.5% | 80.7% | 80.1% |
| First intercourse age* | 14.00 (1.69) | 12.79 (2.07) | 13.12 (2.04) |
| LT sexual partners* | 4.94 (6.48) | 6.77 (6.48) | 6.24 (6.52) |
| LT frequency of intercourse (1–6) | 3.08 (1.39) | 3.02 (1.48) | 3.04 (1.45) |
| LT condom use (1–5) | 3.13 (1.18) | 3.35 (1.18) | 3.29 (1.18) |
| LT alcohol during intercourse (1–5) | 2.05 (0.96) | 2.31 (0.96) | 2.24 (0.97) |
| % LT positive STI* | 21.0% | 6.2% | 10.3% |
| % LT been/gotten someone pregnant | 22.6% | 22.7% | 22.7% |
| 3Mfrequency of intercourse (1–6) | 2.64 (1.63) | 2.74 (1.57) | 2.72 (1.58) |
| 3M condom use (1–5) | 2.86 (1.38) | 3.18 (1.35) | 3.09 (1.36) |
| 3M alcohol during intercourse (1–5) | 1.83 (0.99) | 2.02 (1.00) | 1.97 (1.00) |
| 30D sexual partners* | 1.18 (0.68) | 1.77 (1.76) | 1.63 (1.59) |
| 30D intercourse days | 3.34 (6.32) | 4.31 (6.40) | 4.04 (6.38) |
| 30D avg % intercourse days with condom | 35.6 (48.2) | 50.5 (45.9) | 47.1 (46.7) |
| 30D alcohol and intercourse days | 1.15 (2.78) | 1.73 (2.83) | 1.60 (2.82) |
| Alcohol Use | |||
| % LT used alcohol | 91.0% | 90.3% | 90.5% |
| AUDIT | 7.42 (8.07) | 8.08 (6.98) | 7.90 (7.29) |
| RAPI | 13.28 (15.30) | 13.20 (15.55) | 13.22 (15.45) |
| First drink age* | 13.12 (2.27) | 12.35 (2.25) | 12.57 (2.28) |
| 3M alcohol use composite | 8.28 (5.21) | 8.84 (4.79) | 8.68 (4.91) |
| 30D drinking days | 2.51 (4.60) | 3.45 (4.81) | 3.18 (4.76) |
| 30D drinks/drinking day* | 3.72 (4.95) | 5.25 (6.09) | 4.82 (5.83) |
| 30D binge drinking days | 2.25 (4.58) | 2.58 (4.14) | 2.49 (4.26) |
| Peer Norms | 9.94 (2.28) | 9.73 (2.35) | 9.79 (2.33) |
| Motivation for Safer Sexual Behavior | |||
| Intentions | 2.76 (0.69) | 2.77 (0.66) | 2.77 (0.67) |
| Attitudes * | 3.11 (0.49) | 2.86 (0.50) | 2.93 (0.51) |
| Global attitudes | 5.42 (1.18) | 5.19 (1.36) | 5.25 (1.31) |
| Self-efficacy | 3.47 (0.44) | 3.45 (0.43) | 3.46 (0.43) |
| Peer norms | 2.65 (0.88) | 2.79 (0.84) | 2.75 (0.85) |
Note. LT=lifetime, 3M=three months, 30D=30 days.
*
Significant gender difference, p<.05. Values represent mean and standard deviation unless a percentage is provided.