Accepted for Publication: December 9, 2011.
Published Online: February 27, 2012. doi:10.1001/archinternmed.2011.1972
Author Contributions: Dr Ross has full access to all the data in the study and takes responsibility for the integrity of the data and the accuracy of the data analysis. Study concept and design: Ross, Lam, Blair, Church, Godwin, Hotz, Johnson, Katzmarzyk, and Lévesque. Acquisition of data: Ross, Godwin, Johnson, and MacDonald. Analysis and interpretation of data: Ross, Lam, Church, Godwin, Johnson, and MacDonald. Drafting of the manuscript: Ross, Church, and Johnson. Critical revision of the manuscript for important intellectual content: Ross, Lam, Blair, Godwin, Hotz, Johnson, Katzmarzyk, Lévesque, and MacDonald. Statistical analysis: Lam, Church, and Johnson. Obtained funding: Ross, Lam, and Godwin. Administrative, technical, and material support: Ross, Godwin, and Hotz. Study supervision: Ross, Godwin, Hotz, Johnson, Lévesque, and MacDonald.
Financial Disclosure: Dr Ross receives honoraria for lectures from scientific, educational, and lay groups; has received research funding from the Canadian Institutes of Health Research, Heart and Stroke Foundation of Ontario, Marks Work Warehouse, Theratechnologies, and sanofi-aventis; and is a member of the advisory boards of the Canadian Sugar Institute and the International Chair for Cardiometabolic Risk. Dr Blair serves on the medical/scientific advisory boards of Alere, Technogym, Jenny Craig, Clarity Project, and Fit Steps for Life; has received unrestricted research grants from BodyMedia and Coca-Cola; receives book royalties from Human Kinetics; and receives honoraria for consultations and lectures from educational, scientific, public, and corporate groups. Dr Church receives honoraria for lectures from scientific, educational, and lay groups; has received research funding from the American Heart Association and the National Institutes of Health; oversaw study sites for pharmaceutical trials funded by sanofi-aventis, Orexigen, Arena, and Amylin; is a member of the Jenny Craig advisory board; and is a consultant to Technogym, Trestle Tree, Neuliven Health, and Coca-Cola.
Funding/Support: This study was supported by research grant OHN-63277 from the Canadian Institutes of Health.
Role of the Sponsors: The funding sponsor had no role in the design or protocol development or in the conducting of the trial, data collection, data analysis, or preparation of the manuscript.