ACP American College of Physicians - Internal Medicine - Doctors for Adults

March/April 1999


Diffusion of Laparoscopic Cholecystectomy in the Veterans Affairs Health Care System, 1991-1995
M. Rosario Ferreira, Russell L. Bennett, Stuart C. Gilman, Sheila Mathewson, and Charles L. Bennett

Introduction of laparoscopic cholecystectomy did not increase the overall rate of cholecystectomy in Veterans Affairs (VA) hospitals to the same extent as in fee-for-service, Medicare, and HMO systems. Because the laparoscopic procedure is safer and because the overall rate increased only slightly, the total number of cholecystectomy-related deaths has fallen in the VA hospitals.
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How Well Does a Single Question about Health Predict the Financial Health of Medicare Managed Care Plans?
Arlene S. Bierman, Thomas A. Bubolz, Elliott S. Fisher, and John H. Wasson

A single question strongly predicts subsequent health care utilization. The Medicare capitation formula does not account for health status; thus, health plans can maximize profits by selectively enrolling persons who judge their health to be good.
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Thriving in a Busy Practice: Physician-Patient Communication Training
Terry S. Stein and Julie Kwan

Efforts to enhance the quality of communication between practicing clinicians and their patients have been limited. This study shows that a 1-day educational intervention can improve the clinician's medical interviewing skills and reduce frustrating visits.
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Variation in the Use of Echocardiography
F. Leslie Lucas, David E. Wennberg, and David J. Malenka

Where patients live seems to play a major role in whether they undergo echocardiography—Medicare patients from Miami are four times more likely than those from Seattle to receive the procedure.
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Changing Disease Definitions: Implications for Disease Prevalence. Analysis of the Third National Health and Nutrition Examination Survey, 1988-1994
Lisa M. Schwartz and Steven Woloshin

Modest changes in disease definition can greatly increase the number of people considered to be diseased. New definitions for diabetes, hypertension, hypercholesterolemia, and for being overweight would ultimately label 75% of the U.S. adult population as diseased.
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Should This Patient Be Screened for Cancer?
William C. Black

Advances in imaging technology have provided numerous opportunities for cancer screening but have also raised numerous questions. This article explores where randomized trials can—and cannot—be expected to help answer who should be screened and how.
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Finding and Redefining Disease
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Primer on Lead-Time, Length, and Overdiagnosis Biases
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Current Screening Recommendations
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