Submitted for Publication: November 6, 2012; final revision received February 2, 2013; accepted February 18, 2013.
Published Online: September 25, 2013. doi:10.1001/jamapsychiatry.2013.2107.
Study concept and design: D’Onofrio, Class, Larsson, Lichtenstein.
Acquisition of data: Lichtenstein.
Analysis and interpretation of data: All authors.
Drafting of the manuscript: D’Onofrio, Class, Rickert.
Critical revision of the manuscript for important intellectual content: D’Onofrio, Class, Larsson, Långström, Lichtenstein.
Statistical analysis: D’Onofrio, Class, Rickert, Lichtenstein.
Obtained funding: D’Onofrio, Class, Larsson, Lichtenstein.
Administrative, technical, and material support: Larsson, Långström, Lichtenstein.
Study supervision: D’Onofrio, Larsson.
Conflict of Interest Disclosures: None reported.
Funding/Support: The study was supported by grant HD061817 from the National Institute of Child Health and Human Development, grant MH094011 from the National Institute of Mental Health), the Swedish Research Council (Medicine), and the Swedish Prison and Probation Services.
Role of the Sponsor: The study sponsors had no role in the design and conduct of the study; collection, management, analysis, and interpretation of the data; preparation, review, or approval of the manuscript; and decision to submit the manuscript for publication.