Author Contributions: Dr Li 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: Li, Cone, Brackbill, Farfel, Greene, Stayner, Stellman.
Acquisition of data: Li, Cone, Brackbill, Stellman.
Analysis and interpretation of data: Li, Cone, Kahn, Brackbill, Farfel, Greene, Hadler, Stayner, Stellman.
Drafting of the manuscript: Li, Cone, Brackbill, Farfel, Hadler, Stayner, Stellman.
Critical revision of the manuscript for important intellectual content: Li, Cone, Kahn, Brackbill, Farfel, Greene, Hadler, Stellman.
Statistical analysis: Li, Kahn, Brackbill, Hadler, Stayner, Stellman.
Obtained funding: Cone, Brackbill, Farfel, Stellman.
Administrative, technical, or material support: Li, Cone, Farfel, Hadler.
Study supervision: Cone, Farfel, Greene, Stellman.
Conflict of Interest Disclosures: The authors have completed and submitted the ICMJE Form for Disclosure of Potential Conflicts of Interest and none were reported.
Funding/Support: This study was supported by cooperative agreement 1U50/OH009739 from the National Institute for Occupational Safety and Health and cooperative agreement U50/ATU272750 from the Agency for Toxic Substances and Disease Registry, which included support from the National Center for Environmental Health of the Centers for Disease Control and Prevention, and the New York City Department of Health and Mental Hygiene. Ms Kahn was supported by the New York State Department of Health.
Role of the Sponsors: The Centers for Disease Control and Prevention's Agency for Toxic Substances and Disease Registry supported the original enrollment and collection of initial survey data and participated in the overall design of the registry. The Centers for Disease Control and Prevention's National Institute for Occupational Safety and Health currently supports the registry. The sponsors of the study had no role in data linkage activities, analysis, interpretation, or writing of the report. The New York City Department of Health and Mental Hygiene supported cancer matching infrastructure development and had a role in the design, data collection, and development and review of the manuscript. The New York State Department of Health supported the linkage to the New York State cancer registry and data processing.
Online-Only Material: The Author Video Interview is available .
Additional Contributions: We gratefully acknowledge the participation of all registry enrollees. We thank the cancer registries of California, Connecticut, Florida, Massachusetts, New Jersey, New York, North Carolina, Ohio, Pennsylvania, Texas, and Washington for their support and collaborative effort in performing cancer record linkages. We also thank Hannah Jordan, MD (New York City Department of Health and Mental Hygiene), for providing the World Trade Center exposure coding and data on deaths matched with the National Death Index and New York City vital statistics; Maria J. Schymura, PhD, and Baozhen Qiao, PhD (Bureau of Cancer Epidemiology of the New York State Department of Health), for their overall support in making New York State cancer data available and for Dr Qiao's assistance with the National Cancer Institute SEER*Stat software; Jonathan Liff, PhD (Emory University Rollins School of Public Health), for his advice and guidance on cancer surveillance methodology; and Kevin Konty, MS, and James Stark, PhD (New York City Department of Health and Mental Hygiene), for their advice on statistical analysis. None of the individuals listed received compensation for their contributions.