Table 2.

Age-adjusted associations between risk behaviors and psychosocial characteristics among boys

	Smoking			Alcohol use			Cannabis use
Variable	OR	95% CI	P	OR	95% CI	P	OR	95% CI	P
Felt sad or hopeless ≥ 2 weeks in a row in past 12 months	1.4	0.9-2.2	ns	1.2	0.8-1.8	ns	2.1	1.3-3.5	0.002
Often felt lonely in past 12 months	2.4	1.3-4.5	0.008	1.3	0.7-2.3	ns	2.9	1.6-5.5	0.001
Was so worried about something that could not sleep at night in past 12 months	2.8	1.5-5.2	0.002	2.1	1.0-4.3	0.039	4.9	2.7-9.1	0.000
Seriously considered attempting suicide in past 12 months	2.6	1.5-4.4	0.001	1.9	1.1-3.2	0.023	3.8	2.2-6.5	0.000
Parents rarely/never check homework	1.5	1.0-2.4	0.053	1.4	0.9-2.1	0.091	1.4	0.9-2.2	Ns
Parents rarely/never understand problems	1.3	0.9-2.1	ns	1.3	0.9-2.0	ns	1.7	1.1-2.7	0.027
Parents rarely/never know what child is doing	2.1	1.4-3.3	0.000	1.8	1.2-2.7	0.002	1.8	1.2-2.9	0.010
Pocket money ≥ 25 rupees per day	1.4	0.8-2.2	ns	1.2	0.8-2.0	ns	0.8	0.5-1.6	Ns
School absence without permission ≥ 1 day in past 30 days	3.9	2.5-6.1	0.000	2.8	1.8-4.1	0.000	4.7	2.9-7.7	0.000
Has less than 2 close friends	1.0	0.6-1.8	ns	1.2	0.7-1.9	ns	1.8	1.1-3.1	0.026
Intraclass correlation (min-max)	0.00-0.10			0.01-0.05			0.12-0.21
Sample size (min-max)	537-595			482-531			588-637

Odds ratios are adjusted for age only for all the associations appearing in this table.