Accepted for Publication: March 7, 2012.
Published Online: August 6, 2012. doi:10.1001 /archpediatrics.2012.653.
Author Contributions:Study concept and design: Verlinden, Tiemeier, Hofman, Verhulst, and Jansen. Acquisition of data: Tiemeier, Jaddoe, Raat, Hofman, and Verhulst. Analysis and interpretation of data: Verlinden, Tiemeier, Hudziak, Jaddoe, Raat, Guxens, and Verhulst. Drafting of the manuscript: Verlinden, Tiemeier, and Hudziak. Critical revision of the manuscript for important intellectual content: Verlinden, Hudziak, Jaddoe, Raat, Guxens, Hofman, Verhulst, and Jansen. Statistical analysis: Verlinden, Jaddoe, Raat, Guxens, and Jansen. Obtained funding: Tiemeier, Jaddoe, and Hofman. Study supervision: Tiemeier, Hudziak, Hofman, Verhulst, and Jansen.
Financial Disclosure: Dr Hudziak reports that he has received funding from the National Institute of Mental Health and the National Institute of Diabetes and Digestive and Kidney Disease. His primary appointment is with the University of Vermont. He has additional appointments with Erasmus University in Rotterdam; Vrije University in Amsterdam; Dartmouth Medical School in Hanover, New Hampshire; and Avera Institute of Human Behavioural Genetics in Sioux Falls, South Dakota. Dr Verhulst reports that he is a contributing editor for the Achenbach System of Empirically Based Assessment, from which he receives remuneration.
Funding/Support: The Generation R Study is made possible by financial support from the Erasmus University Medical Center Rotterdam and the Netherlands Organization for Health Research and Development (grant ZonMW “Geestkracht” program 100001003). The present study was supported by grant 017.106.370 (NWO ZonMW VIDI) from the Netherlands Organization for Scientific Research (Dr Tiemeier) and grant 602 from the Sophia Foundation for Medical Research SSWO (Dr Jansen). The work of Ms Verlinden was supported by the grant from the Netherlands Organization for Health Research and Development (ZonMW “Geestkracht” program 100001003).