Methods Retrospective study was undertaken in one hundred patients undergoing primary total hip arthroplasty (THA) (fifty, anterior approach; fifty, transtrochanteric approach) with one year follow-up.

• 方法100例首次全髋置换患者，手术人路为经大粗隆和前切口的各50例，术后随访一年进行回顾性研究。