Table 6.

Association Between Male Offspring Regular Smoking, Nicotine Dependence, and Suicidal Behavior in Males Adjusted for Father and Mother Suicide^a, Father^b and Mother Nicotine Dependence^cd, and Father and Mother Conduct Disorder and Adjusted for Offspring Conduct Disorder, Depression, Alcohol, and Illicit Drug Abuse/Dependence

	Ideation	Ideation + plan	Ideation + plan + attempt or ideation + attempt
Age	1.04 (0.99–1.10)	0.98 (0.89–1.08)	0.97 (0.87–1.10)
Offspring conduct disorder	1.50 (0.75–2.99)	5.81 (2.33–14.51)	1.16 (0.37–3.64)
Offspring major depression	4.55 (2.59–7.99)	4.76 (1.62–13.97)	6.48 (2.53–16.61)
Offspring alcohol abuse/ dependence	1.10 (0.64–1.89)	1.32 (0.45–3.85)	1.35 (0.46–3.92)
Offspring illicit drug abuse/dependence	2.27 (1.31–3.94)	1.84 (0.67–5.03)	1.42 (0.52–3.90)
Offspring smoking
Never	1.0	1.0	1.0
Ever	1.27 (0.64–2.52)	3.14 (0.65–15.19)	1.49 (0.35–6.28)
Regular smoking	1.27 (0.64–2.52)	5.47 (1.05–28.60)	2.17 (0.49–9.54)
Nicotine dependence	0.74 (0.35–1.57)	4.03 (0.75–21.66)	6.59 (1.91–22.70)

Note. ^aEver thought, planned, or attempted suicide.

^bDSM-III-R criteria.

^cHeavy Smoking Index.

^dAdjusted for seven-level sampling design variable and missing maternal data variable. Bold text indicates significant odds ratio.