Author Contributions: Dr Kravitz 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: Kravitz, Epstein,
Feldman, Azari, Wilkes, Franks.
Acquisition of data: Kravitz, Epstein, Feldman,
Analysis and interpretation of data: Kravitz,
Epstein, Feldman, Franz, Azari, Wilkes, Hinton, Franks.
Drafting of the manuscript: Kravitz, Feldman,
Franz, Wilkes, Franks.
Critical revision of the manuscript for important
intellectual content: Kravitz, Epstein, Feldman, Franz, Azari, Hinton,
Statistical analysis: Kravitz, Azari, Franks.
Obtained funding: Kravitz, Epstein, Franks.
Administrative, technical, or material support:
Kravitz, Epstein, Franz, Hinton, Franks.
Study supervision: Kravitz, Franz.
Financial Disclosures: None reported.
Funding/Support: This work was supported by
grant 5 R01 MH064683-03 from the National Institute of Mental Health. Dr Hinton
received support from NIA Career Development Award K23-AG19809.
Role of the Sponsors: The design, conduct,
data collection, analysis, and interpretation of the results of this study
were performed independently of the funders. The funding agencies also played
no role in review or approval of the manuscript.
Acknowledgment: We are grateful to the following
individuals who made this project possible: Debbie Sigal, Arthur Brown, Kit
Miller, Lesley Sept, Jun Song, Sheila Krishnan, Henry Young, PhD, Wayne Katon,
MD, Patricia Carney, PhD, Edward Callahan, PhD, Fiona Wilson, MD, Debra Roter,
PhD, Steven Kelly-Reif, MD, Jeff Rideout, MD, Robert Bell, PhD, Debra Gage,
and Phil Raimondi, MD. Special thanks are due to Blue Shield of California,
the University of California, Davis, Primary Care Network, Western Health
Advantage, Sacramento, Kaiser Permanente, Sacramento, Brown & Toland IPA,
San Francisco, and Excellus BlueCross BlueShield, Rochester. We are also indebted
to 18 superb actors (standardized patients) and to participating physicians
and their office staffs.