About The Study: The findings of this systematic review and meta-analysis of 18 long-term randomized clinical trials involving 2.1 million individuals suggest that current evidence does not substantiate the claim that common cancer screening tests save lives by extending lifetime, except possibly for colorectal cancer screening with sigmoidoscopy.
Authors: Michael Bretthauer, M.D., Ph.D., of the University of Oslo in Oslo, Norway, is the corresponding author.
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(doi:10.1001/jamainternmed.2023.3798)
Editor’s Note: Please see the article for additional information, including other authors, author contributions and affiliations, conflict of interest and financial disclosures, and funding and support.
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JAMA Internal Medicine