Accepted for Publication: February 24, 2013.
Published Online: August 26, 2013. doi:10.1001/jamapediatrics.2013.2395.
Acquisition of data: Moore, Lemyre, Daboval.
Analysis and interpretation of data: All authors.
Drafting of the manuscript: Moore.
Critical revision of the manuscript for important intellectual content: All authors.
Statistical analysis: Moore, Barrowman.
Administrative, technical, and material support: Moore.
Study supervision: Moore.
Conflict of Interest Disclosures: None reported.
Additional Contributions: Margaret Sampson, MLIS, PhD, AHIP, Childrens Hospital of Eastern Ontario, developed the search strategy, and Ruth Foxlee, Grad Dip Library & Information Science, MSc, Cochrane Wounds Group, Department of Health Sciences, University of York, peer reviewed the MEDLINE search strategy. Lex Doyle, MD, PhD, The Royal Women’s Hospital and University of Melbourne, provided input on our methodology. Thierry Lacaze, MD, PhD, and Samantha Somers, BA, Children’s Hospital of Eastern Ontario, critically reviewed the manuscript. The following individuals and groups shared additional data to facilitate this meta-analysis: Nele Stahlmann, MD, Blanka Zlatohlavkova, MD, the Extremely Low Birth Weight Infants in Finland Study group, the Norwegian Extreme Prematurity group, the EPIPAGE Study group, the Victorian Infant Collaborative Study group, and the Canterbury Child Development Research Group.