The study cohort consisted of 5090 consecutive primary procedures in 4473 patients who had undergone THA utilizing the anterior approach between August 2006 and July 2013. Surgeries were performed by five surgeons at three sites that maintain prospective databases. Preoperative, intraoperative, and postoperative data were recorded on all patients. Demographic data including age, gender, and BMI were queried, as well as all intraoperative and postoperative complications in the first 90 days.