Group Information: A list of the BCSC investigators and procedures for requesting BCSC data for research purposes are provided at http://breastscreening.cancer.gov/.
Accepted for Publication: July 30, 2013.
Published Online: November 18, 2013. doi:10.1001/jamainternmed.2013.11963.
Study concept and design: Wernli, DeMartini, Lehman, Onega, Kerlikowske, Henderson, Yankaskas.
Acquisition of data: Wernli, Lehman, Onega, Kerlikowske, Henderson, Geller, Hofmann, Yankaskas.
Analysis and interpretation of data: Wernli, DeMartini, Ichikawa, Onega, Kerlikowske, Geller, Hofmann, Yankaskas.
Drafting of the manuscript: Wernli, DeMartini, Ichikawa, Lehman, Onega, Kerlikowske, Henderson, Yankaskas.
Critical revision of the manuscript for important intellectual content: All authors.
Statistical analysis: DeMartini, Ichikawa, Henderson, Hofmann.
Obtained funding: Onega, Kerlikowske, Henderson, Geller, Yankaskas.
Administrative, technical, or material support: Wernli, Kerlikowske, Henderson.
Study supervision: Wernli.
Conflict of Interest Disclosures: Dr DeMartini has received grant support from GE Medical Systems and from Philips Medical Systems. Dr Lehman has been a paid consultant to GE Healthcare, Bayer Healthcare, and Philips Healthcare. No other disclosures are reported.
Funding/Support: This work was supported by the National Cancer Institute–funded Breast Cancer Surveillance Consortium cooperative agreement (U01CA63740, U01CA86076, U01CA86082, U01CA63736, U01CA70013, U01CA69976, U01CA63731, U01CA70040) and the National Cancer Institute–funded grants RC2CA148577 and P01 CA154292. The collection of cancer data used in this study was supported in part by several state public health departments and cancer registries throughout the United States. For a full description of these sources, see http://breastscreening.cancer.gov/work/acknowledgement.html. Dr Wernli was supported in part by the Agency for Healthcare Research and Quality (K12 HS019482).
Role of the Sponsor: The design and conduct of the study; collection, management, analysis, and interpretation of the data; preparation, review, or approval of the manuscript; and decision to submit the manuscript for publication are solely the responsibility of the authors and do not necessarily represent the official views of the National Cancer Institute or the National Institutes of Health.
Additional Contributions: We thank the participating women, mammography facilities, and radiologists for the data they have provided for this study.