Table 1.

Predictors of good knowledge of antenatal and perinatal social services: univariable and multivariable logistic regression analyses

	Univariable			Multivariable
	OR	95% CI	P value	OR	95% CI	P value
Age (years)	1.05	1.03 to 1.07	<0.001	1.02	1.00 to 1.04	0.055
Primiparous (vs multiparous)	0.69	0.60 to 0.81	<0.001	0.72	0.60 to 0.86	<0.001
Marital status*
Married, living together with husband	Ref			Ref
Unmarried, living together with partner	0.66	0.54 to 0.81	<0.001	0.71	0.57 to 0.89	0.003
Unmarried and without partner, divorced or widowed	0.83	0.50 to 1.39	0.482	0.99	0.57 to 1.71	0.960
Educational level†
Low (<10 years of schooling)	0.60	0.45 to 0.79	<0.001	0.68	0.51 to 0.92	0.011
Medium (10 years of schooling)	Ref			Ref
High (university entrance level)	1.39	1.17 to 1.66	<0.001	1.37	1.13 to 1.67	0.002
Employed before giving birth	1.28	1.01 to 1.63	0.041	1.12	0.86 to 1.47	0.389
Born in Germany	2.19	1.75 to 2.75	<0.001	2.26	1.76 to 2.90	<0.001
Statutory health insurance (vs private or other health insurance)	0.58	0.46 to 0.73	<0.001	1.20	0.93 to 1.53	0.163
Health literacy	1.05	1.04 to 1.06	<0.001	1.04	1.03 to 1.06	<0.001

Multivariable analysis: n=2349; Nagelkerke’s R²: 0.10.

Good knowledge of services was defined by median split as knowledge of at least eight services.

Health literacy refers to healthcare scale of the HLS-EU questionnaire.

*Univariable analysis: omnibus test: χ²=16.22 (df=2), p<0.001.

†Univariable analysis: omnibus test: χ²=44.94 (df=2), p<0.001.

HLS-EU, European Health Literacy Survey; Ref, reference category.