Impact of Obesity on Perioperative Outcomes at Robotic-assisted and Open Radical Prostatectomy: Results From the National Inpatient Sample

Objective To test the effect of obesity (body mass index ≥30 kg/m2) on perioperative outcomes and total hospital charges at robot-assisted vs open radical prostatectomy (RARP vs ORP). Methods Within the National Inpatient Sample database (2008-2015), we identified obese vs nonobese RARP and ORP patients. Estimated annual percent changes, multivariable logistic regression and linear regression models were used. All models were adjusted for...