Table 3. Odds ratio (95% confidence interval) of suicidal ideation.

		Crude model	model I	Model II
Male
Spouse’s weekly working hours
	Economically inactive	1-	1-	1-
	<40 hours	1.39 (1.12–1.72)	1.29 (1.03–1.60)	1.29 (1.04–1.61)
	40–50 hours	1.28 (1.01–1.62)	1.31 (1.03–1.66)	1.33 (1.05–1.69)
	50–60 hours	1.48 (1.08–2.04)	1.33 (0.95–1.84)	1.31 (0.95–1.83)
	≥60 hours	1.91 (1.49–2.44)	1.67 (1.29–2.15)	1.57 (1.21–2.03)
	p for trend	<0.001	<0.001	0.001
One’s own weekly working hours
	<40 hours			1.26 (0.98–1.6)
	40–50 hours			1-
	50–60 hours			1.14 (0.89–1.46)
	≥60 hours			1.52 (1.23–1.89)
Female
Spouse’s weekly working hours
Economically inactive		1.73 (1.33–2.25)	1.2 (0.90–1.6)0	1.17 (0.88–1.57)
	<40 hours	1.29 (1.01–1.65)	1.01 (0.78–1.31)	1.01 (0.78–1.31)
	40–50 hours	1-	1-	1-
	50–60 hours	1.29 (1.01–1.65)	1.23 (0.95–1.59)	1.19 (0.92–1.54)
	≥60 hours	1.50 (1.21–1.87)	1.40 (1.12–1.75)	1.32 (1.05–1.66)
	p for trend, 50 hours or below	<0.001	0.224	0.2749
	p for trend, 50 hours or above	<0.001	0.002	0.0202
One’s own weekly working hours
	<40 hours			1.27 (1.03–1.56)
	40–50 hours			1-
	50–60 hours			1.56 (1.19–2.05)
	≥60 hours			1.54 (1.21–1.95)

Model I : adjusted for age, body mass index, house hold income

Model II: Model I+adjusted for my working hours per week