Submitted for Publication: February 27, 2014; final revision received May 20, 2014; accepted June 24, 2014.
Published Online: October 22, 2014. doi:10.1001/jamapsychiatry.2014.1600.
Study concept and design: Bryant, Kenny, Joscelyne, Cahill, Hopwood.
Acquisition, analysis, or interpretation of data: All authors.
Drafting of the manuscript: Bryant, Kenny, Maccallum, Cahill, Hopwood, Nickerson.
Critical revision of the manuscript for important intellectual content: Bryant, Joscelyne, Rawson, Aderka, Nickerson.
Statistical analysis: Bryant, Aderka, Nickerson.
Obtained funding: Bryant.
Administrative, technical, or material support: Bryant, Kenny, Joscelyne, Rawson, Maccallum, Cahill, Hopwood, Nickerson.
Study supervision: Bryant, Rawson, Cahill.
Conflict of Interest Disclosures: None reported.
Funding/Support: This study was supported by grant 568970 from the National Health and Medical Research Council Program and grant 455341 from the National Health and Medical Research Council Project.
Role of the Funder/Sponsor: The funding sources 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.