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ensure accuracy. Saving Women’s Lives: Strategies for Improving
Breast Cancer Detection and Diagnosis FIGURE 3-4 Mammographic
sensitivity increases with a woman’s age. screens, but a higher
percentage of abnormal mammograms, biopsies, and false-positive
findings. Therefore—if judged by rates of false positives—the
apparent performance of a mammography service or individual
radiologist would be influenced by the proportion of how many
women are receiving their first mammogram. Performance and
Volume A relationship between the volume of procedures performed
and the outcome of those procedures has been established for
many complex medical procedures, particularly in surgery and
oncology.55 Many studies have suggested that the volume of
mammograms read by a radiologist is correlated with accuracy,
and mammography volume standards are