Regional Variations in Health Care Intensity and Physicians' Perceptions of Care Quality

  1. John C. Peirce, MD, MA, MS
  1. From the University of Michigan Medical School, Ann Arbor, Michigan.

    TO THE EDITOR:

    Sirovich and colleagues (1) and Berenson in an associated editorial (2) make known important findings bringing us closer to understanding determinants of higher-quality health care and cost containment. To extend this, I performed a secondary analysis, regressing the percentage of generalists on the Dartmouth investigators' End-of-Life Expenditure Index (EOL-EI) in dollars by using data from their Table 1. This showed that for every percentage increase in generalist physicians from 26% to 31%, there is a change in EOL-EI of −$1056 (95% CI, −$1796 to −$406; R …

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    1. Ann Intern Med November 21, 2006 vol. 145 no. 10 788-789
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