(a).
| Variable | All | Confident | Odds ratio | ||||||
|---|---|---|---|---|---|---|---|---|---|
| Yes | No |
P value |
Adjusted odds ratio ∗ (95% CI) | P value: adjusted odds ratio ∗ | |||||
| Extremely | Mostly | Some what | Not at all | ||||||
| n | % | n (%) | n (%) | ||||||
| Gender | 288 | <0.001 a | <0.001 | ||||||
| Male | 129 | 45 | 55 (43) | 62 (48) | 12 (9) | 0 (0) | 4.70 (2.37–9.31) | ||
| Female | 159 | 55 | 22 (14) | 84 (53) | 42 (26) | 11 (7) | 1 | ||
| Age | 288 | 0.026a | 0.386 | ||||||
| <21 | 139 | 48 | 26 (19) | 76 (55) | 31 (22) | 6 (4) | 1 | ||
| ≥21 | 149 | 52 | 51 (34) | 70 (47) | 23 (15) | 5 (3) | 1.29 (0.72–2.32) | ||
| Relationship status | 288 | 0.173a | 0.222 | ||||||
| Married/in a relationship | 114 | 40 | 93 (82) | 21 (18) | 1.46 (0.80–2.69) | ||||
| Single | 174 | 60 | 130 (75) | 44 (25) | 1 | ||||
| Sexuality | 280 | 0.204ab | 0.187b | ||||||
| Heterosexual | 249 | 89 | 192 (77) | 57 (23) | 1 | ||||
| Homosexual | 12 | 4 | 10 (83) | 2 (17) | 2.13 (0.69–6.59) | ||||
| Bisexual | 15 | 5 | 14 (93) | 1 (7) | |||||
| Other | 4 | 1 | 3 (75) | 1 (25) | |||||
| Number of drinks in the last 24 hours | 271 | 0.009f | 0.025f | ||||||
| 0 | 17 | 6 | 15 (88) | 2 (12) | 1 | ||||
| 1–5 | 74 | 27 | 50 (68) | 24 (32) | |||||
| 6–9 | 89 | 33 | 65 (73) | 24 (27) | |||||
| 10–20 | 69 | 26 | 62 (90) | 7 (10) | 2.40 (1.11–5.15) | ||||
| >20 | 22 | 8 | 19 (86) | 3 (14) | |||||
| Number of lifetime sexual partners | 237 | 0.007g | 0.038g | ||||||
| 0 | 13 | 6 | 1 (8) | 4 (31) | 5 (39) | 3 (23) | |||
| 1 | 27 | 11 | 0 (0) | 19 (70) | 5 (19) | 3 (11) | |||
| 2–5 | 86 | 36 | 25 (29) | 41 (48) | 18 (21) | 2 (2) | |||
| 6–10 | 60 | 25 | 18 (30) | 34 (57) | 7 (12) | 1 (2) | |||
| 11–20 | 35 | 15 | 12 (34) | 17 (49) | 5 (14) | 1 (3) | |||
| >20 | 16 | 7 | 11 (69) | 4 (25) | 1 (6) | 0 (0) | |||
| ≤5 | 126 | 53 | 26 (21) | 64 (51) | 28 (22) | 8 (6) | 1 | ||
| >5 | 111 | 47 | 41 (37) | 55 (50) | 13 (12) | 2 (2) | 2.13 (1.04–4.37) | ||