Table 3.
Multivariate Logistic Regression Models (M1, M2, and M3) Estimating the Odds of HIV Testing Among Male Sexual Behavior.
| M1: Characteristics (n=49,298) | M2: Characteristics+Alcohol (n=43,493) | M3: Characteristics+Alcohol+Drugs (n=34,219) | |||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| β | SE | p-value | OR | 95% CI | β | SE | p-value | OR | 95% CI | β | SE | p-value | OR | 95% CI | |
| Student Characteristics | |||||||||||||||
| Sexual Behavior | |||||||||||||||
| Never had sexual contact | −0.81 | 0.06 | <0.0001 | 0.45 | (0.39, 0.51) | −0.71 | 0.07 | <0.0001 | 0.49 | (0.43, 0.57) | −0.67 | 0.10 | <0.0001 | 0.51 | (0.42, 0.62) |
| Same sex partners | 0.63 | 0.15 | <0.0001 | 1.88 | (1.41, 2.50) | 0.56 | 0.15 | 0.0003 | 1.75 | (1.29, 2.35) | 0.51 | 0.19 | 0.0078 | 1.66 | (1.14, 2.42) |
| Same and different sex partners | 1.01 | 0.14 | <0.0001 | 2.75 | (2.08, 3.64) | 0.96 | 0.19 | <0.0001 | 2.61 | (1.81, 3.76) | 0.78 | 0.21 | 0.0002 | 2.18 | (1.45, 3.29) |
| Different sex partners | 1.00 | 1.00 | 1.00 | ||||||||||||
| Race/Ethnicity | |||||||||||||||
| Black/African American | 0.82 | 0.07 | <0.0000 | 2.27 | (1.97, 2.61) | 0.83 | 0.08 | <0.0001 | 2.30 | (1.95, 2.70) | 0.83 | 0.09 | <0.0001 | 2.29 | (1.91, 2.75) |
| Hispanic/Latino | 0.53 | 0.07 | <0.0001 | 1.69 | (1.49, 1.93) | 0.48 | 0.07 | <0.0001 | 1.62 | (1.41, 1.87) | 0.41 | 0.08 | <0.0001 | 1.50 | (1.27, 1.77) |
| Asian | 0.41 | 0.14 | 0.0028 | 1.50 | (1.15, 1.96) | 0.44 | 0.15 | 0.0031 | 1.55 | (1.16, 2.08) | 0.25 | 0.19 | 0.1813 | 1.29 | (0.89, 1.86) |
| Other Race/Ethnicity | 0.15 | 0.12 | 0.2298 | 1.16 | (0.91, 1.47) | 0.18 | 0.13 | 0.1624 | 1.20 | (0.93, 1.54) | 0.16 | 0.16 | 0.3138 | 1.17 | (0.86, 1.59) |
| White | 1.00 | 1.00 | 1.00 | ||||||||||||
| Age | |||||||||||||||
| 14 or younger | −0.19 | 0.09 | 0.0401 | 0.83 | (0.69, 0.99) | −0.26 | 0.11 | 0.0128 | 0.77 | (0.63, 0.95) | −0.40 | 0.16 | 0.0109 | 0.67 | (0.49, 0.91) |
| 15 – 17 | −0.46 | 0.08 | <0.0001 | 0.63 | (0.54, 0.74) | −0.50 | 0.10 | <0.0001 | 0.61 | (0.50, 0.74) | −0.55 | 0.13 | <0.0001 | 0.58 | (0.45, 0.74) |
| 18 or older | 1.00 | 1.00 | 1.00 | ||||||||||||
| Alcohol Use | |||||||||||||||
| Age at First Use | |||||||||||||||
| Less than 13 | 0.30 | 0.10 | 0.0035 | 1.34 | (1.10, 1.64) | 0.14 | 0.12 | 0.2318 | 1.15 | (0.91, 1.45) | |||||
| 13 or older | −0.10 | 0.07 | 0.1800 | 0.91 | (0.79, 1.05) | −0.18 | 0.09 | 0.0549 | 0.84 | (0.70, 1.00) | |||||
| Never drank | 1.00 | 1.00 | |||||||||||||
| Binge Drinking | |||||||||||||||
| Yes | 0.11 | 0.10 | 0.2561 | 1.12 | (0.92, 1.37) | −0.15 | 0.10 | 0.1338 | 0.86 | (0.70, 1.05) | |||||
| No | 1.00 | 1.00 | |||||||||||||
| Drug Use | |||||||||||||||
| Illicit Drugs | |||||||||||||||
| Yes | 0.66 | 0.10 | <0.0001 | 1.94 | (1.58, 2.38) | ||||||||||
| No | 1.00 | ||||||||||||||
| Prescription Drugs | |||||||||||||||
| Yes | 0.09 | 0.08 | 0.2826 | 1.09 | (0.93, 1.29) | ||||||||||
| No | 1.00 | ||||||||||||||
| Marijuana | |||||||||||||||
| Yes | 0.20 | 0.08 | 0.0125 | 1.22 | (1.04, 1.42) | ||||||||||
| No | 1.00 | ||||||||||||||
Note. Binge drinking included a response of “1 or more days” to the item “During the past 30 days, on how many days did you have 5 or more drinks of alcohol in a row, that is, within a couple of hours?” Illicit drug use included the use of cocaine, heroin, methamphetamines, or ecstasy. Prescription drug use included the use of such drugs as Oxycontin, Percocet, Vicodin, codeine, Adderall, Ritalin, or Xanax without a doctor’s prescription.