Perioperative Outcomes and Cost of Robotic Versus Open Simple Prostatectomy in the Modern Robotic Era: Results from the National Inpatient Sample.

To perform a comparative analysis of peri-operative outcomes and hospitalization cost between open (OSP) and robotic assisted simple prostatectomy (RASP) for treatment of benign prostatic hyperplasia (BPH) using the National Inpatient Sample (NIS) in the contemporary robotic era.