Dr Plachta-Danielzik and Prof Müller had the original idea; Drs
Plachta-Danielzik and Kehden did the statistical analyses; Dr
Landsberg harmonized and pooled the 4 studies; Dr Plachta-
Danielzik and Prof Müller interpreted the data and wrote the
final draft of the article; Ms Rosario and Prof Kurth provided
data of German Health Interview and Examination Survey for
Children and Adolescents and contributed to the final draft of
the paper; Ms Arnold and Prof Graf provided data of Children’s
Health Interventional Trial and contributed to the final draft of
the article; and Dr Hense and Prof Ahrens provided data of the
Identification and prevention of Dietary- and lifestyle-induced
health EFfects in Children and infantS’ study and contributed to
the final draft of the article. All authors contributed to the
interpretation of the data and approved the final version of the
article. Prof Müller is acting as guarantor for the paper.