Accepted for Publication: August 28, 2014.
Published Online: November 24, 2014. doi:10.1001/jamainternmed.2014.6353.
Study concept and design: All authors.
Acquisition, analysis, or interpretation of data: All authors.
Drafting of the manuscript: Krieger, Song.
Critical revision of the manuscript for important intellectual content: All authors.
Statistical analysis: Krieger, Song.
Obtained funding: Krieger.
Administrative, technical, or material support: All authors.
Study supervision: Krieger, Philby.
Conflict of Interest Disclosures: None reported.
Funding/Support: Primary funding: National Institutes of Health/National Institute of Environmental Health Sciences 1 R01 ES014583-01A1. The project was also supported by the National Center for Advancing Translational Sciences UL1 TR000423.
Role of the Sponsor: The funder approved the design and conduct of the study and methods for collection and analysis of the data prior to funding the study. The funder had no role in preparation, review, or approval of the manuscript; and decision to submit the manuscript for publication.
Disclaimer: The content is solely the responsibility of the authors and does not necessarily represent the official views of the National Institutes of Health or the National Center for Advancing Translational Sciences.
Previous Presentation: Preliminary data from this study were presented at the American Public Health Association annual meeting; November 6, 2013; Boston, Massachusetts.
Additional Contributions: Michelle DeMicio, MSW, Marguerita Mendoza, and Maria Rodriguez, Public Health–Seattle and King County (project CHWs), delivered the implementation, collected data, and provided field-based feedback on project protocols. Karen Artz, RN, MS, Public Health–Seattle and King County (project nurse), provided clinical supervision to CHWs and was responsible for quality control. Nathan Drain, BA, Public Health–Seattle and King County (project manager), oversaw operations and managed data. All additional contributors were salaried employees of the project.