TABLE 1.

Logistic regression results: HIV-risk behaviors (90 days prior to incarceration) on marijuana and alcohol (any use and problematic use) use (90 days prior to incarceration). Unadjusted and adjusted odds ratios and 95% confidence intervals

	Dependent variable
	Two or more sexual partners in 90 days prior to incarceration		Unprotected sex with longer-term partner (90 days)		Unprotected sex with other partners (90 days)
Independent variable	Unadjusted	Adjusted	Unadjusted	Adjusted	Unadjusted	Adjusted
Alcohol use in 90 days prior to incarceration	2.51*** (1.76–3.58)	2.40*** (1.64–3.51)	1.79*** (1.28–2.53)	1.72** (1.20–2.49)	1.58* (1.09–2.30)	1.45 (.97–2.17)
Problem drinking in 90 days prior to incarceration	2.33*** (1.63–3.34)	2.25*** (1.53–3.32)	1.58** (1.12–2.23)	1.51* (1.05–2.17)	1.4 (.96–2.04)	1.29 (.88–1.92)
Marijuana use 90 days prior to incarceration	1.81** (1.22–2.69)	1.55** (1.02–2.36)	1.26 (.85–1.87)	1.11 (.73–1.68)	1.59* (1.0–2.53)	1.44 (.88–2.34)
Daily marijuana use 90 days prior to incarceration	2.03*** (1.44–2.87)	1.88*** (1.31–2.71)	1.19 (.85–1.66)	1.09 (.77–1.55)	1.57* (1.08–2.21)	1.52** (1.03–2.24)
Both alcohol and marijuana use 90 days prior to incarceration	2.62*** (1.81–3.80)	2.84*** (1.93–4.19)	1.79*** (1.26–2.55)	1.75*** (1.22–2.52)	1.58* (1.08–2.31)	1.51* (1.04–2.24)
Both problem alcohol use and daily marijuana use 90 days prior	2.51*** (1.63–3.86)	2.65*** (1.70–4.13)	1.48* (1.00–2.20)	1.45 (.97–2.16)	1.31 (.86–2.0)	1.29 (.84–1.98)

^*p < .05

^**p < .01

^***p < .001.

Adjusted models are adjusted for Black, Hispanic, history of gang involvement, history of homelessness, and history of abuse. Alcohol models adjusted for marijuana use, and vice versa.