Body Mass index (BMI) has been shown to affect risk and mortality of several cancers. Prostate cancer and obesity are major public health concerns for middle-aged and older men. Previous studies of pre-diagnostic BMI have found an increased risk of prostate cancer mortality in obese patients.
To study the associations between BMI at time of prostate cancer diagnosis and prostate cancer specific and overall mortality.
BMI was analyzed both as a continuous variable and categorized into four groups based on the observed distribution in the cohort (BMI?