Table 4.

Adjusted association between illicit drug use, and reported risky sexual behaviors and STI symptoms among men between 18 to 30 years in PSJM sample (n = 312).

	Intercourse with a casual partner during the last year				Sex with a casual partner, sex worker or MSM under the influence of alcohol during the last 3 months				Ever had any STI symptom
	Model 1b		Model 2b		Model 1c		Model 2c		Model 1d		Model 2d
	aOR 95% CI	p	aOR 95% CI	p	aOR 95% CI	p	aOR 95% CI	p	aOR 95% CI	p	aOR 95% CI	p
Heavy episodic drinking€	-	-	2.0	0.019	-	-	3.1	0.004	-	-	1.0	0.945
			(1.1–3.7)				(1.4–6.8)				(0.4–2.7)
Ever illicit drug use*	3.2	< 0.001	2.5	0.002	2.5	0.012	1.8	0.147	3.4	0.007	3.3	0.014
	(1.8–5.6)		(1.4–4.7)		(1.2–5.2)		(0.8–3.8)		(1.4–8.1)		(1.3–8.6)
Age Ψ	0.9	0.042	0.9	0.044	0.9	0.117	0.9	0.158	1.0	0.546	1.0	0.545
	(0.8–0.9)		(0.8–0.9)		(0.8–1.0)		(0.8–1.0)		(0.9–1.2)		(0.9–1.2)
Education £	1.2	0.564	1.2	0.496	1.6	0.209	1.7	0.171	1.4	0.468	1.4	0.467
	(0.6–2.2)		(0.7–2.3)		(0.8–3.6)		(0.8–3.9)		(0.5–3.8)		(0.5–3.9)
Employment¥	1.3	0.411	1.2	0.604	3.0	0.007	2.7	0.022	1.9	0.273	1.9	0.274
	(0.7–2.8)		(0.6–2.5)		(1.4–6.8)		(1.2–6.2)		(0.6–5.7)		(0.6–5.7)
Marital status ∞	4.6	0.006	4.5	0.007	3.7	0.088	3.4	0.108	0.4	0.070	0.4	0.070
	(1.5–13.7)		(1.5–13.6)		(0.8–16.4)		(0.8–15.4)		(0.1–1.1)		(0.1–1.1)

^€ Heavy episodic drinking: yes vs. no (ref)

* Ever use illicit drug: yes vs. no (ref)

Ψ Age: continuous

£ Educational level: High school or less vs. College (ref)

¥ Employment: unemployed vs. employed or student (ref)

∞ Marital status: single vs. married or cohabitant (ref)