| Exclusion Criteria: | 1) Men who underwent other primary or secondary treatments for prostate cancer--hormone therapy as only treatment, cryosurgery, adjuvant radiation after prostatectomy
2) Men with a history of neurogenic bladder, as demonstrated by previous urodynamics.
3) Men with a history of severe outlet obstruction due to longstanding benign prostatic hyperplasia. This will be demonstrated objectively by documentation in the patient's history of preoperative AUA symptom score greater than 15 or a history of urinary retention or nocturia greater than 2 episodes per night.
4) Men who underwent additional reconstructive procedures at the time of or subsequent to prostatectomy, including augmentation, urethral sling, or urinary diversion. |