TABLE 3.
Path estimates for the mediation models
| B (β) | SE (Std SE) | 95% CI [Low, High] | |
|---|---|---|---|
| Model I-Unprotected Intercourse Outcome | |||
| SSS → Unprotected Sex [C] | 0.027 (0.225)* | 0.160 (0.057) | [0.038, 0.421] |
| SSS → Alcohol and Sex [a] | 0.545 (0.290)** | 0.130 (0.056) | [0.291, 0.800] |
| SSS → Unprotected Sex [C′] | 0.122 (0.060) | 0.151 (0.073) | [−0.174, 0.418] |
| Alc & Sex → Unprotected Sex [b1; Females] | 0.320 (0.296)** | 0.109 (0.098) | [0.106, 0.533] |
| Alc & Sex → Unprotected Sex [b1; Males] | 0.067 (0.062) | 0.072 (0.067) | [−0.075, 0.208] |
| Alc & Sex X Gender → Unprotected Sex [b2] | −0.253 (0.283)* | 0.125 (0.138) | [−0.498, −0.008] |
| Model II-Number of Partners Outcome | |||
| SSS → Number of Partners [C] | 1.376 (0.130)** | 0.604 (0.055) | [0.191, 2.560] |
| SSS → Alcohol and Sex [a] | 0.501 (0.283)** | 0.116 (0.050) | [0.273, 0.729] |
| SSS → Number of Partners [C′] | 1.505 (0.123) | 0.789 (0.063) | [−0.041, 3.051] |
| Alc & Sex → Number of Partners [b1; Females] | 0.480 (0.070) | 0.390 (0.062) | [−0.283, 1.244] |
| Alc & Sex → Number of Partners [b; Males] | 0.905 (0.131)** | 0.374 (0.048) | [0.171, 1.638] |
| Alc & Sex X Gender → Unprotected Sex [b2] | 0.424 (0.074) | 0.562 (0.093) | [−0.677, 1.525] |
| Females | |||
| SSS to Unprotected Sex via Alc & Sex | 0.145** | 0.063 | [0.040, 0.787] |
| SSS to Number of Partners via Alc & Sex | 0.241 | 0.207 | [−0.165, 0.647] |
| Males | |||
| SSS to Unprotected Sex via Alc & Sex | 0.034 | 0.034 | [−0.039, 0.868] |
| SSS to Number of Partners via Alc & Sex | 0.453** | 0.211 | [0.039, 0.868] |
| Indirect effect difference | |||
| † Males vs. Females (Unprotected Sex) | −0.111* | 0.063 | [−0.259, −0.006] |
| † Males vs. Females (Number of Partners) | −0.213 | 0.282 | [−0.817, 0.392] |
C = Total effect without covariance of the mediator; C.I. = Confidence Intervals at .05;
*
p < .05:
**
p < .01.
Fit indices for Model I: χ2 = 51.150 (df =33) p < .022; CFI = 0.980; TLI = 0.966; RMSEA = 0.037; S-RMR = 0.036; Model II: χ2 = 40.595 (df = 24) p < .024; CFI = 0.964; TLI = 0.928; RMSEA = 0.040; S-RMR = 0.032;
†
10,000 Bias Corrected Bootstrapping C.I.s.