Author Contributions: Mr Palomaki had full access to all of 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: Palomaki, Bradley.
Acquisition of data: Palomaki, Melillo.
Analysis and interpretation of data: Palomaki, Melillo.
Drafting of the manuscript: Palomaki, Melillo, Bradley.
Critical revision of the manuscript for important intellectual content: Palomaki, Melillo, Bradley.
Statistical analysis: Palomaki, Melillo.
Obtained funding: Palomaki.
Administrative, technical, or material support: Palomaki, Melillo, Bradley.
Study supervision: Palomaki.
Financial Disclosures: None reported.
Funding/Support: This study was funded by the OPHG, Centers for Disease Control and Prevention (contract 200-2003-01396-0128 to McKing Consulting Corp Inc).
Role of the Sponsor: The OPHG provided support for Ms Melillo and Dr Bradley but had no role in the design and conduct of the study; collection, management, analysis, and interpretation of the data; and preparation, review, or approval of the manuscript.
Disclaimer: The findings and conclusions in this report are those of the authors and do not necessarily represent the official position of the Centers for Disease Control and Prevention.
Additional Contributions: We thank the Technical Expert Panel members for their contributions (Ned Calonge, MD, MPH, Colorado Department of Public Health and Environment; Celia Kaye, MD, PhD; University of Colorado Denver School of Medicine; Carolyn Sue Richards, PhD, Oregon Health and Science University; Joan A. Scott, MS, CGC, Johns Hopkins University; and consultant Christopher J. O’Donnell, MD, MPH, National Heart, Lung, and Blood Institute/NHLBI Framingham Heart Study [all unpaid]). We also thank A. Cecile J. W. Janssens, PhD, Erasmus MC University Medical Center, Rotterdam, the Netherlands, who provided guidance and comments (Dr Janssens received travel reimbursement for EGAPP meetings).