Answers are grounded in this paper and cite their sources.
In an unprecedented endorsement of evidence-based medicine, the Centers for Medicare and Medicaid Services (CMS) recently decided to deny coverage of computed tomographic (CT) colonography for cancer screening, concluding that “the evidence is inadequate.”1 The CMS emphasized that the “pivotal, overarching concern” in its decision was the fact that the findings of trials showing a benefit of screening with this method were not necessarily generalizable from the study populations to other groups of patients. In particular, the CMS noted that the mean age of participants in the studies that were cited in support of coverage was significantly lower than that . . .
No takes yet. Share an insight, caveat, or question.
Dhruva et al. (2009) studied this question.
Synapse has enriched 10 related papers. Consider them for comparative context: