Author Contributions: Dr Brackbill and Ms Ekenga had full access to all of the data in the study and take responsibility for the integrity of the data and the accuracy of the data analysis.
Study concept and design: Brackbill, DiGrande, Farfel, Friedman, Stellman, Thorpe.
Acquisition of data: Brackbill, DiGrande, Farfel, Friedman, Walker, Wu, Yu, Thorpe.
Analysis and interpretation of data: Brackbill, Hadler, DiGrande, Ekenga, Friedman, Perlman, Stellman, Walker, Thorpe.
Drafting of the manuscript: Brackbill, Hadler, DiGrande, Ekenga, Farfel, Friedman, Perlman, Stellman, Thorpe.
Critical revision of the manuscript for important intellectual content: Brackbill, Hadler, DiGrande, Ekenga, Friedman, Perlman, Stellman, Walker, Wu, Yu, Thorpe.
Statistical analysis: Brackbill, Hadler, Ekenga, Stellman.
Obtained funding: Brackbill, Farfel, Walker.
Administrative, technical, or material support: DiGrande, Farfel, Friedman, Perlman, Walker, Wu, Yu, Thorpe.
Study supervision: Farfel, Thorpe.
Financial Disclosures: None reported.
Funding/Support: This study was supported by Cooperative Agreement U50/ATU272750 from the Agency for Toxic Substances and Disease Registry (ATSDR) of the Centers for Disease Control and Prevention (CDC), which included support from the National Center for Environmental Health (NCEH), and by the New York City Department of Health and Mental Hygiene (NYCDOHMH).
Role of the Sponsors: The ATSDR provided advice on the design of the study, reviewed the manuscript, and had a minor role in the collection, management, analysis, and interpretation of the data and the preparation of the manuscript apart from approval of the manuscript.
Disclaimer: The views expressed in this article are those of the authors and do not necessarily represent the views of the ATSDR, the NYCDOHMH, or Columbia University.
Additional Contributions: We gratefully acknowledge the participation of all Registry enrollees, particularly the 46 322 enrollees who completed the wave 2 survey, and we thank all staff from the NYCDOHMH and Macro International (grant-funded vendor) who collected the data. We also acknowledge the following NYCDOHMH employees for their consultation in study design, data analysis, or critical review of the manuscript: James Cone, MD, Thomas Farley, MD, Thomas Frieden, MD, Carolyn Greene, MD, Adam Karpati, MD, Jessica Leighton, PhD, Carey Maslow, DrPH, and Thomas Matte, MD. We received helpful input on survey content from our Community Advisory Board and our Labor Advisory Committee. We also received helpful comments on the manuscript from the following CDC colleagues: Anne Sowell, PhD (ATSDR), Andrew Dannenberg, MD (NCEH), and Paul Henneberger, ScD, and Dori Reissman, MD (National Institute for Occupational Safety and Health). None of these individuals received extra compensation for their contributions.