Breast Cancer Screening

New breast cancer screening data have been reported by scientists at University of California

Published in Medical Imaging Week, March 20th, 2010

"Comparative studies of performance in screening mammography are often ambiguous. A new method will frequently show a higher sensitivity or detection rate than an existing standard with a concomitant increase in false positives or recalls," scientists in the United States report.

"The authors propose an equivalent relative utility (ERU) metric based on signal detection theory to quantify screening performance in such comparisons. The metric is defined as the relative utility, as defined in classical signal detection theory, needed to make 2 systems equivalent. ERU avoids the problem of requiring a predefined putative relative utility, which has limited application of...

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Source: Medical Imaging Week (2010-03-20)

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