Introduction
urinary incontinence
PROSTATE CANCER, URINARY INCONTINENCE
In Japan, more than 20,000 patients undergo radical prostatectomies annually for prostate cancer. Severe urinary incontinence is observed in most patients immediately after surgery, but in more than 90% of patients, it becomes mild or less severe within 6 months to 1 year after surgery. However, 1–2% have prolonged severe urinary incontinence and impaired quality of life (QOL) [