Hemodilution may explain the inverse relationship between PSA levels and BMI in obese men.
To the Editor: A recent article by Grubb and colleagues ([1][1]) shows that the inverse relationship between prostate-specific antigen (PSA) test results and body mass index (BMI) among men from the Prostate, Lung, Colorectal, and Ovarian Cancer Screening Trial can be explained by the higher blood
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Rundle et al. (2009) studied this question.
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