Obesity in Total Hip Arthroplasty: Demographic Disparities and Outcome Incongruities.

Introduction As morbid obesity disproportionately affects minorities and those of lower socioeconomic status, body mass index (BMI) restrictions on total hip arthroplasty (THA) may harm populations already facing disparities in care. Therefore, this study analyzed demographics and outcomes in morbidly obese primary THA patients. Methods The National Inpatient Sample was queried for THAs performed between 2009 and 2016.