Table 5.

Association Between Offspring Regular Smoking, Nicotine Dependence, and Suicidal Behavior in Males and Females Adjusted for Mother Suicide^a, Mother Nicotine Dependence^b, and Mother Conduct Disorder^c

	Ideation	Ideation + plan	Ideation + plan + attempt or ideation + attempt
Males
Age	1.06 (1.01–1.11)	1.01 (0.92–1.11)	1.00 (0.88–1.12)
Offspring smoking
Never	1.0	1.0	1.0
Ever	1.13 (0.70–1.84)	3.66 (0.82–16.32)	1.49 (0.34–6.60)
Regular smoking	1.76 (0.95–3.28)	10.06 (2.05–49.34)	3.54 (0.74–16.98)
Nicotine dependence	1.10 (0.58–2.07)	8.54 (1.90–38.31)	11.10 (2.64–46.62)
Females
Age	1.02 (0.98–1.06)	1.01 (0.93–1.09)	1.0 (0.93–1.08)
Offspring smoking
Never	1.0	1.0	1.0
Ever	1.45 (0.94–2.24)	0.71 (0.26–1.89)	1.85 (0.73–4.68)
Regular smoking	1.50 (0.87–2.60)	1.61 (0.60–4.29)	4.95 (1.92–12.76)
Nicotine dependence	2.32 (1.27–4.23)	3.21 (1.26–8.20)	8.62 (3.33–22.32)

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

^bHeavy Smoking Index.

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