The efficacy of diagnostic imaging.

  title={The efficacy of diagnostic imaging.},
  author={Dennis G. Fryback and John R. Thornbury},
  journal={Medical decision making : an international journal of the Society for Medical Decision Making},
  volume={11 2},
The authors discuss the assessment of the contribution of diagnostic imaging to the patient management process. A hierarchical model of efficacy is presented as an organizing structure for appraisal of the literature on efficacy of imaging. Demonstration of efficacy at each lower level in this hierarchy is logically necessary, but not sufficient, to assure efficacy at higher levels. Level 1 concerns technical quality of the images; Level 2 addresses diagnostic accuracy, sensitivity, and… CONTINUE READING
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