Word: wennberg
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Dates: during 1980-1989
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Meanwhile, strong evidence has emerged from health services researchers that, even without the pressure of cost-containment, there is reason to be concerned about the quality of at least some segments of the American health care system. Beginning a decade ago, Professor John Wennberg, now of Dartmouth Medical School, has systematically demonstrated levels of variation in the use of health care services that defy rational explanations...
Within the state of Maine, for example, Wennberg finds that, "by the time women reach 70 years of age in one hospital market, the likelihood they have undergone a hysterectomy is 20 percent, while in another market it is 70 percent." In Iowa, the probability of a prostatectomy in a man before the age of 85 years ranges from a low of 15 percent to a high of more than 60 percent in different hospital markets. Wennberg asserts that these enormous differences are based on "practical style," not on true differences in the morbidity of the populations...