Table 4.

Bivariable and multivariable analyses of substance-related factors and <90% antiretroviral (ART) adherence^a among HIV-infected adults on ART who report past 30-day substance use or past 12-month substance dependence (N = 200).

Characteristic	Unadjusted OR (95% CI)	Adjusted OR (95% CI)b
Main Independent variables
No. heavy drinking daysc,d	1.06 (1.02–1.10)	1.06 (1.02–1.10)
Marijuana usee	1.49 (0.79–2.82)	1.74 (0.88–3.45)
Cocaine usee	2.28 (1.16–4.47)	2.08 (1.03–4.20)
No. DSM IV substance dependence criteria met, past 12 monthsf
Alcohol	1.10 (0.98–1.24)	1.06 (0.93–1.20)
Drug	1.23 (1.07–1.43)	1.20 (1.04–1.40)

Note: OR – odds ratio, CI- confidence interval.

^aPast 30 days,

^beach row represents a separate multivariable model, all models adjusted for: age, sex, homelessness, anxiety or depression,

^c≥4 drinks for women or ≥5 drinks for men in a day,

^d30 day timeline follow back,

^eAddiction severity index, past 30 day use,

^fMINI (past 12-month number of DSM-IV criteria met).