Variation Among Primary Care Physicians in Prostate-Specific Antigen Screening of Older Men

No organization recommends prostate-specific antigen (PSA) screening in men older than 75 years. Nevertheless, testing rates remain high.1,2 We hypothesized that primary care physicians (PCPs) would vary substantially in PSA screening rates and that much of the variance in whether an older man received a PSA test would depend on which PCP he saw.