Table 3.
Bivariate results of Study 1 experiment and control means at baseline.
| Variables | Source | df | Sum of Squares | Mean Square | F | p |
|---|---|---|---|---|---|---|
| Attitude towards condom use | Between groups | 1 | 0.752 | 0.752 | 1.290 | 0.257 |
| Within groups | 424 | 247.125 | 0.583 | |||
| Total | 425 | 247.877 | ||||
| Perceived behavioural control towards condom use | Between groups | 1 | 0.252 | 0.252 | 0.406 | 0.525 |
| Within groups | 422 | 261.999 | 0.621 | |||
| Total | 423 | 262.251 | ||||
| Intention towards condom use | Between groups | 1 | 0.390 | 0.390 | 0.325 | 0.569 |
| Within groups | 426 | 511.865 | 1.202 | |||
| Total | 427 | 512.255 | ||||
| Attitude toward getting tested for HIV | Between groups | 1 | 1.067 | 1.067 | 2.063 | 0.152 |
| Within groups | 422 | 218.200 | 0.517 | |||
| Total | 423 | 219.266 | ||||
| Subjective norm toward getting tested for HIV | Between groups | 1 | 0.765 | 0.765 | 0.662 | 0.416 |
| Within groups | 426 | 492.831 | 1.157 | |||
| Total | 427 | 493.596 | ||||
| Perceived behavioural control toward getting tested for HIV | Between groups | 1 | 3.373 | 3.373 | 5.666 | 0.018 |
| Within groups | 423 | 251.816 | 0.595 | |||
| Total | 424 | 255.189 | ||||
| Intention toward getting tested for HIV | Between groups | 1 | 9.202 | 9.202 | 7.779 | 0.006 |
| Within groups | 425 | 502.757 | 1.183 | |||
| Total | 426 | 511.959 | ||||
| Attitude towards reducing alcohol and drug use | Between groups | 1 | 0.071 | 0.071 | 0.085 | 0.770 |
| Within groups | 422 | 351.797 | 0.834 | |||
| Total | 423 | 351.868 | ||||
| Subjective norm towards reducing alcohol and drug use | Between groups | 1 | 1.643 | 1.643 | 1.566 | 0.211 |
| Within groups | 425 | 445.762 | 1.049 | |||
| Total | 426 | 447.404 | ||||
| Perceived behavioural control towards reducing alcohol and drug use | Between groups | 1 | .887 | 0.887 | 1.334 | 0.249 |
| Within groups | 421 | 279.837 | 0.665 | |||
| Total | 422 | 280.724 | ||||
| Intention towards reducing alcohol and drug use | Between groups | 1 | 9.886 | 9.886 | 9.936 | 0.002 ** |
| Within groups | 426 | 423.847 | 0.995 | |||
| Total | 427 | 433.733 | ||||
| Attitude towards avoiding sex when you are intoxicated | Between groups | 1 | 15.657 | 15.657 | 12.166 | 0.001 ** |
| Within groups | 423 | 544.367 | 1.287 | |||
| Total | 424 | 560.024 | ||||
| Subjective norm towards avoiding sex when you are intoxicated | Between groups | 1 | 4.602 | 4.602 | 4.426 | 0.036 |
| Within groups | 426 | 442.975 | 1.040 | |||
| Total | 427 | 447.577 | ||||
| Perceived behavioural control towards avoiding sex when you are intoxicated | Between groups | 1 | 2.655 | 2.655 | 4.007 | 0.046 |
| Within groups | 425 | 281.637 | 0.663 | |||
| Total | 426 | 284.292 | ||||
| Intention towards avoiding sex when you are intoxicated | Between groups | 1 | 4.340 | 4.340 | 3.977 | 0.047 |
| Within groups | 425 | 463.831 | 1.091 | |||
| Total | 426 | 468.171 | ||||
| Attitude towards avoiding sex with intoxicated people | Between groups | 1 | 16.881 | 16.881 | 8.996 | 0.003 |
| Within groups | 423 | 793.734 | 1.876 | |||
| Total | 424 | 810.615 | ||||
| Subjective norm towards avoiding sex with intoxicated people | Between groups | 1 | 14.134 | 14.134 | 10.846 | 0.001 ** |
| Within groups | 425 | 553.832 | 1.303 | |||
| Total | 426 | 567.966 | ||||
| Perceived behavioural control towards avoiding sex with intoxicated people | Between groups | 1 | 3.834 | 3.834 | 4.421 | 0.036 |
| Within groups | 425 | 368.610 | 0.867 | |||
| Total | 426 | 372.445 | ||||
| Intention towards avoiding sex with intoxicated people | Between groups | 1 | 12.057 | 12.057 | 9.554 | 0.002 ** |
| Within groups | 426 | 537.566 | 1.262 | |||
| Total | 427 | 549.623 |
** Significant p ≤ 0.002 after Bonferroni correction.