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Comment & Response
February 2016

Finding the Balance of Less Is More

Author Affiliations
  • 1Pittsburgh Healthcare System, Medicine, Center for Health Equity Research and Promotion, Pittsburgh, Pennsylvania
  • 2Oscar G Johnson Veterans Affairs Medical Clinic, Primary Care, Iron Mountain, Michigan
  • 3University of Texas Health Sciences Center, San Antonio, Medicine, San Antonio
JAMA Intern Med. 2016;176(2):282-283. doi:10.1001/jamainternmed.2015.8089

To the Editor In her first-person account of performing a test for Chagas disease that was not indicated,1 O’Brien perfectly illustrates the blind faith we have in tests and, likewise, the ease at which we often ignore clinical reasoning when interpreting and acting upon test results. Fortunately, the Bayes theorem can assist us in the interpretation of unexpected test results.

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