Table 3.
Union Formation | Parenthood | ||||||
---|---|---|---|---|---|---|---|
Marriage | Cohabitation | ||||||
Age 19/20 substance use behavior | RRR | 95% CI | RRR | 95% CI | OR | 95% CI | |
Males | |||||||
Model1 | Cigarette | 0.87 | [0.72, 1.05] | 1.13 | [0.93, 1.36] | 0.92 | [0.78, 1.08] |
Model2 | Binge | 0.78** | [0.66, 0.91] | 1.29** | [1.11, 1.51] | 0.86* | [0.74, 0.99] |
(Binge × Time) | 1 11*** | [1.06, 1.16] | 1.04 | [0.99, 1.09] | - | - | |
Model3 | Marijuana | 0.78* | [0.62, 0.99] | 1.29* | [1.05, 1.59] | 0.81* | [0.65, 1.00] |
Females | |||||||
Model1 | Cigarette | 0.81* | [0.68, 0.96] | 1.30** | [1.09, 1.54] | 0.92 | [0.80, 1.07] |
(Cigarette × Time) | 1.08** | [1.03, 1.13] | 1.01 | [0.95, 1.06] | - | - | |
Model2 | Binge | 0.93 | [0.80, 1.08] | 1.49*** | [1.30, 1.72] | 0 78*** | [0.69, 0.88] |
(Binge × Time) | 1.06** | [1.02, 1.11] | 1.02 | [0.97, 1.06] | - | - | |
Model3 | Marijuana | 0.80 | [0.63, 1.00] | 1.44*** | [1.17, 1.75] | 0.90 | [0.75, 1.08] |
(Marijuana × Time) | 1.09** | [1.02, 1.17] | 1.00 | [0.94, 1.06] | - | - |
p < .05
p < .01
p < .001
Notes: Reference group for union formation is neither married nor cohabited. Age 18 substance use variables (cigarette, binge, marijuana, and other illicit drugs) were included in each model as a doubly-robust estimation. PSW: propensity score weighting, OR: Odds Ratio, RRR: Relative Risks Ratio.