Submitted for Publication: January 11, 2014; final revision received May 19, 2014; accepted May 21, 2014.
Published Online: September 17, 2014. doi:10.1001/jamapsychiatry.2014.1215.
Study concept and design: Grosshans, Bumb, Vollmert, Vollstädt-Klein, Leweke.
Acquisition, analysis, or interpretation of data: All authors.
Drafting of the manuscript: Schwarz, Bumb, Leweke.
Critical revision of the manuscript for important intellectual content: All authors.
Statistical analysis: Grosshans, Schwarz, Bumb, Vollmert, Tost.
Obtained funding: Kiefer, Leweke.
Administrative, technical, or material support: Schaefer, Rohleder, Vollmert, Vollstädt-Klein, Kiefer.
Study supervision: Grosshans, Vollstädt-Klein, Tost, Meyer-Lindenberg, Leweke.
Conflict of Interest Disclosures: None reported.
Correction: This article was corrected on November 10, 2014, for changes made to the Author Contributions section.