Table 3.
Odds ratios and 95% confidence intervals from a multinomial logistic regression predicting membership in each substance use category from race/ethnicity and sex.
| Substance Use Category | |||||||
|---|---|---|---|---|---|---|---|
| Alcohol only |
Cigarettes Only |
Cannabis Only |
Alcohol & Cigarettes |
Alcohol & Cannabis |
Cigarettes & Cannabis |
Alcohol & Cigarettes & Cannabis |
|
| Sex a | |||||||
| Male | 0.99 (0.79, 1.24) |
1.54 (0.93, 2.56) |
1.65
(1.11, 2.45) |
1.38 (0.86, 2.22) |
1.05 (0.74, 1.48) |
1.64 (0.95, 2.85) |
1.38
(1.01, 1.88) |
| Race/ethnicity b | |||||||
| Black | 0.78 (0.58, 1.04) |
1.26 (0.67, 2.38) |
2.17
(1.19, 3.95) |
0.31
(0.17, 0.55) |
1.25 (0.80, 1.94) |
1.06 (0.55, 2.04) |
0.75 (0.51, 1.10) |
| Hispanic | 0.94 (0.71, 1.25) |
0.91 (0.47, 1.77) |
2.08
(1.15, 3.76) |
0.41
(0.24, 0.72) |
1.01 (0.64, 1.59) |
1.10 (0.56, 2.15) |
0.71 (0.49, 1.05) |
| Interactions c | |||||||
| Sex x Black | −0.06 (−0.64, 0.51) |
0.13 (−1.31, 1.56) |
0.09 (−1.10, 1.28) |
0.02 (−1.20, 1.24) |
0.03 (−.088, 0.93) |
−0.21 (−1.55, 1.14) |
0.10 (−0.64, 0.83) |
| Sex x Hispanic | 0.23 (−0.33, 0.80) |
−1.01 (−2.51, 0.50) |
0.77 (−0.47, 2.00) |
0.41 (−0.73, 1.55) |
0.16 (−0.76, 1.09) |
−0.83 (−2.21, 0.55) |
−0.20 (−0.96, 0.57) |
Note: The no-use group was used as the reference category for all analyses. Bolded values indicate differences from the reference category.
a
Female sex was the reference category.
b
White race was the reference category.
c
White Females were the reference category