Table 1.

Demographic characteristics of the study sample.

		N	Percent
Children sample		1712	100.0
Sex	Female	843	49.2
	Male	869	50.8
Child lives with	Both parents	1412	82.6
	Single mother	171	10.0
	Mother and new partner	89	5.2
	Single father	11	0.6
	Foster parents	17	1.0
	Father and new partner	7	0.4
	Adoptive parents	2	0.1
	Missing	3	---
Migration background 1	Yes	223	13.0
	No	1489	87.0
Parent sample		2710	100.0
Sex	Female	1642	60.1
	Male	1068	39.9
Socioeconomic	Low	292	19.4
status 2	Medium	787	52.4
	High	424	28.2
	Missing	209	---

¹ Migrant background was also assessed according to the KiGGS study [54], taking into account the parents’ country of birth. A child was classified as a migrant, if both parents had been born outside Germany.; ² Socioeconomic status (SES) was assessed according to the KiGGS study [54], taking into account education, professional qualifications and status as well as net household income.