Table 2.

Associations of socioeconomic background, ethnic background, family composition and sex with less than good health, low mastery, and low self-efficacy in cases and controls, separately (row percentages) ^a

	% less than good health		% low masteryb		% low self-efficacyb
	Cases	Controls	Cases	Controls	Cases	Controls
Socioeconomic background	*		*
High	17.3	10.8	32.7	23.3	36.5	27.5
Intermediate	25.3	6.1	38.0	24.3	37.0	22.6
Low	30.4	12.6	54.8	29.5	47.6	24.2
Ethnic background
Autochthonous backgroundc	25.3	9.6	42.0	25.2	39.9	25.2
Non-western background	21.7	11.8	45.8	29.4	47.9	17.6
Family composition				*
Two parents	24.9	9.4	39.5	22.5	36.0	25.2
One parent	24.3	12.5	53.5	53.1	59.2	21.9
Sex
Women	29.3	8.0	45.5	23.5	41.0	26.0
Men	17.7	12.3	38.5	28.5	40.8	23.1

*p ≤0.05 (chi²-test).

^aMean age differed significantly between those with (19.4 years) and without (18.9 years) less than good health.

^bMastery and general self-efficacy were left in three categories, but only the percent in the lowest tertile is shown.

^cIncluding a western migration background.