TABLE 2—
Summary of Multivariate Analyses of Demographic Differences in Drug Use: Youth Risk Behavior Survey, United States, 2005 and 2007
| Main Effect | Marijuana (n = 35 185), OR (95% CI) | Cocaine (n = 37 142), OR (95% CI) | Inhalants (n = 28 468), OR (95% CI) | Methamphetamine (n = 49 222), OR (95% CI) | Heroin (n = 49 307), OR (95% CI) | MDMA (n = 36 801), OR (95% CI) |
| Age | 1.18* (1.14, 1.22) | 1.09* (1.02, 1.17) | 0.80* (0.77, 0.84) | 1.03 (0.96, 1.11) | 0.89* (0.81, 0.98) | 1.12* (1.05, 1.19) |
| Birth sex is male | 1.14* (1.05, 1.23) | 1.67* (1.42, 1.96) | 0.97 (0.87, 1.08) | 2.18* (1.80, 2.65) | 3.24* (2.50, 4.22) | 1.60* (1.38, 1.85) |
| Race/ethnicity | ||||||
| White (Ref) | 1.00 | 1.00 | 1.00 | 1.00 | 1.00 | 1.00 |
| African American | 0.68* (0.62, 0.75) | 0.26* (0.20, 0.34) | 0.47* (0.39, 0.56) | 0.38* (0.28, 0.51) | 0.58* (0.41, 0.81) | 0.31* (0.24, 0.40) |
| Hispanic or Latino | 0.56* (0.50, 0.63) | 0.41* (0.32, 0.53) | 0.66* (0.55, 0.80) | 0.35* (0.24, 0.50) | 0.47* (0.31, 0.73) | 0.40* (0.31, 0.52) |
| Asian | 0.26* (0.21, 0.32) | 0.43* (0.27, 0.69) | 0.62* (0.46, 0.84) | 0.49* (0.27, 0.87) | 0.96 (0.54, 1.73) | 0.54* (0.35, 0.84) |
| Other | 0.72* (0.64, 0.81) | 0.69* (0.55, 0.87) | 0.87 (0.74, 1.04) | 0.86 (0.66, 1.13) | 1.04 (0.76, 1.44) | 0.73* (0.59, 0.91) |
| Sexual orientation identity | ||||||
| Heterosexual (Ref) | 1.00 | 1.00 | 1.00 | 1.00 | 1.00 | 1.00 |
| Gay or lesbian | 1.40 (0.94, 2.07) | 1.84* (1.14, 2.97) | 1.86* (1.25, 2.76) | 2.11* (1.30, 3.42) | 2.69* (1.61, 4.50) | 1.73* (1.13, 2.65) |
| Bisexual | 1.73* (1.36, 2.20) | 2.01* (1.44, 2.80) | 2.07* (1.64, 2.62) | 2.49* (1.74, 3.57) | 2.78* (1.80, 4.29) | 2.08* (1.54, 2.79) |
| Unsure | 0.78 (0.58, 1.05) | 2.24* (1.45, 3.45) | 2.63* (2.00, 3.46) | 3.04* (1.97, 4.68) | 4.72* (2.98, 7.47) | 2.33* (1.60, 3.40) |
| Sexual orientation behavior | ||||||
| Opposite sex only (Ref) | 1.00 | 1.00 | 1.00 | 1.00 | 1.00 | 1.00 |
| Same sex only | 0.91 (0.69, 1.22) | 1.69* (1.11, 2.57) | 1.30 (0.91, 1.85) | 2.28* (1.48, 3.53) | 3.31* (2.06, 5.32) | 1.75* (1.19, 2.57) |
| Both sexes | 1.70* (1.33, 2.17) | 3.41* (2.52, 4.63) | 2.33* (1.83, 2.95) | 4.13* (2.98, 5.73) | 5.57* (3.79, 8.21) | 3.70* (2.82, 4.86) |
| No sex or virgin | 0.18* (0.16, 0.20) | 0.16* (0.12, 0.21) | 0.47* (0.42, 0.54) | 0.15* (0.11, 0.20) | 0.13* (0.09, 0.20) | 0.11* (0.08, 0.14) |
Note. CI = confidence interval; MDMA = Ecstasy; OR = odds ratio. The actual sample size for each analysis varies because of differences among survey items included by jurisdictions and differences in random absence.
*P < .05.