Table A1.

Odds ratio (OR) (95% confidence interval (CI) for drunkenness among girls and boys by adult drinking and alcohol control policies: multi-level logistic regression adjusted for age.

Fixed effects		Girls		Boys
		OR (95% CI) P-value		OR (95% CI) P-value
Adult drinking pattern
Abstainersa		0.74 (0.61–0.90)	0.003	0.91 (0.74–1.12)	0.36
Per capita, total	Low	1.00 (ref.)	<0.001	1.00 (ref.)	<0.001
	Medium	2.14 (1.46–3.15)		1.87 (1.33–2.62)
	High	3.25 (2.08–5.07)		3.54 (2.40–5.24)
Male binge (%)	Low	1.00 (ref.)	0.02	1.00 (ref.)	0.08
	Medium	1.94 (1.13–3.33)		1.56 (0.82–3.01)
	High	1.94 (1.21–3.12)		1.91 (1.08–3.40)
Alcohol control policies
Minimum purchasing age	20–21 years	1.00 (ref.)	0.07	1.00 (ref.)	0.01
	18 years	2.09 (1.06–4.12)		2.70 (1.44–5.03)
	16 years	1.75 (0.83–3.69)		2.08 (1.07–4.03)
	No age limit	1.48 (0.63–3.49)		2.54 (1.19–5.43)
Availability policies	Strong	1.00 (ref.)	0.04	1.00 (ref.)	0.01
	Medium	1.21 (0.76–1.94)		1.57 (1.05–2.34)
	Weak	1.78 (1.12–2.83)		2.02 (1.36–3.00)
Advertising restrictions	Strong	1.00 (ref.)	0.04	1.00 (ref.)	0.11
	Medium	1.12 (0.69–1.80)		1.16 (0.73–1.82)
	Weak	1.70 (1.09–2.65)		1.55 (1.01–2.37)

Significant P values (P < 0.05) are marked in bold.

^aAssessed as a 10% increase in percentage of abstainers.