Table 3.

Odds ratios of depressive symptoms in adolescence, measured as DSM-IV criteria-based, by social factors, n = 1880

Social factors	Crude OR (95% CI)	Adjusted for gender OR (95% CI)	Mutually adjusted* OR (95% CI)
Gender
Boy	1.0
Girl	3.0 (2.1-4.2)
Parental education
High	1.0	1.0	1.0
Intermediate	1.1 (0.8-1.7)	1.1 (0.8-1.7)	1.1 (0.8-1.7)
Low	1.2 (0.6-2.5)	1.2 (0.6-2.5)	1.2 (0.6-2.5)
Parental occupation
Higher non-manual workers	1.0	1.0	1.0
Intermediate non-manual workers	1.6 (0.8-3.0)	1.6 (0.8-3.0)	1.6 (0.8-3.0)
Lower non-manual workers	1.2 (0.6-2.4)	1.2 (0.6-2.4)	1.1 (0.5-2.3)
Skilled workers	1.0 (0.5-2.1)	1.0 (0.5-2.1)	0.9 (0.4-2.1)
Unskilled workers	1.4 (0.7-2.8)	1.4 (0.7-2.8)	1.3 (0.7-2.7)
Self-employed	1.1 (0.5-2.7)	1.1 (0.5-2.7)	1.0 (0.4-2.6)
Others	1.5 (0.5-4.4)	1.5 (0.5-4.4)	1.4 (0.4-4.3)
Parental country of birth
Sweden	1.0	1.0	1.0
Outside Sweden	1.0 (0.5-1.8)	1.0 (0.5-1.8)	1.0 (0.5-1.8)
Living arrangements
Lives with two or more adults	1.0	1.0	1.0
Lives exclusively with one adult	2.1 (0.6-7.3)	2.1 (0.6-7.3)	2.1 (0.6-7.2)
Parental employment status
Employed	1.0	1.0	1.0
Unemployed	1.3 (0.4-4.4)	1.3 (0.4-4.4)	1.3 (0.4-4.4)

*All social factors are adjusted for each other and for gender.