Table 1.

Sociodemographic correlates associated with transitions across alcohol use stages

		Ever-use among Part II sample (n = 2942)		Regular use among ever users (n = 2559)		Abuse among regular users (n = 1738)		Dependence among abusers (n = 476)
Sociodemographic	Sociodemographic category	OR	(95% CI)	OR	(95% CI)	OR	(95% CI)	OR	(95% CI)
Age (years)	18–34	3.86*	(2.64–5.64)	1.58*	(1.13–2.20)	1.98*	(1.02–3.85)	2.26	(0.77–6.60)
	35–49	2.68*	(1.81–3.99)	1.40*	(1.05–1.85)	1.49	(0.86–2.59)	1.89	(0.74–4.84)
	50–64	1.85*	(1.08–3.16)	1.30	(0.93–1.82)	0.87	(0.48–1.58)	1.41	(0.42–4.74)
	65+	1.0	–	1.0	–	1.0	–	1.0	–
Gender	Female	0.57*	(0.49–0.65)	0.41*	(0.34–0.51)	0.53*	(0.38–0.75)	0.78	(0.50–1.23)
	Male	1.0	–	1.0	–	1.0	–	1.0	–
Student status	Student	1.06	(0.48–2.35)	1.02	(0.63–1.65)	3.50*	(1.51–8.12)	0.56	(0.10-3.09)
	Non-student	1.0	–	1.0	–	1.0	–	1.0	–
Education level	Low	2.33*	(1.03–5.31)	1.34	(0.91–1.96)	3.35*	(1.44–7.78)	6.13*	(1.28–29.26)
	Low-average	3.53*	(1.62–7.72)	1.54*	(0.98–2.39)	3.52*	(1.42–8.69)	2.42	(0.54–10.97)
	High-average	3.96*	(1.52–10.35)	1.49*	(1.03–2.14)	2.36*	(1.11–5. 05)	2.23	(0.45–11.10)
	High	1.0	–	1.0	–	1.0	–	1.0	–
Marital status	Never married	3.14*	(2.15–4.59)	1.49*	(1.11–1.98)	1.26	(0.90–1.75)	1.59	(0.85–2.97)
	Previously married	0.30*	(0.19–0.48)	1.58*	(1.10–2.26)	2.00*	(1.35–2.96)	1.01	(0.53–1.93)
	Married/cohabiting	1.0	–	1.0	–	1.0	–	1.0	–
AOO	of first alcohol use	–	–	1.01	(0.99–1.03)	0.90*	(0.87–0.94)	–	–
	of regular alcohol use	–	–	–	–	–	–	0.94	(0.89–1.01)

Results are based on multivariate discrete-time survival model with person-year as the unit of analysis. OR, odds ratio; CI, confidence interval.

*Significant OR (P < 0.05, two-sided test).