Table 4.

Odds ratios and Synergy Index between gender and social factors on depressive symptoms, score17, n = 1880

Social factors	Male		Female		Synergy index
	Unexposed to social factor	Exposed to social factor	Unexposed to social factor	Exposed to social factor
	OR (95% CI)	OR (95% CI)	OR (95% CI)	OR (95% CI)	SI (95% CI)
Parental education Low vs. high	1.0	0.6 (0.2-2.7)	2.8 (2.1-3.7)	5.8 (3.3-10.2)	3.4 (1.3-8.9)
Parental occupation Manual vs. non-manual	1.0	1.1 (0.6-1.9)	2.4 (1.8-3.1)	2.8 (1.8-4.3)	1.2 (0.6-2.7)
Parental country of birth Foreign vs. Sweden	1.0	1.0 (0.5-1.9)	2.2 (1.7-2.9)	2.6 (1.6-4.1)	1.3 (0.5-3.2)
Living arrangements One vs. two or more	1.0	0.8 (0.1-5.6)	3.2 (2.4-4.3)	10.6 (4.4-5.3)	4.9 (1.4-6.8)
Parental employment status Unemployed vs. employed	1.0	1.2 (0.6-2.3)	3.3 (2.4-4.5)	5.0 (3.2-7.7)	1.6 (0.9-2.9)