Substantially higher prevalence of postoperative periprosthetic fractures in octogenarians with hip fractures operated with a cemented, polished tapered stem rather than an anatomic stem: A prospective cohort study involving 979 hips

一项前瞻性队列研究（涉及 979 例髋关节）显示，80 岁以上髋关节骨折患者采用骨水泥固定式抛光锥形柄假体进行手术后，假体周围骨折的发生率显著高于采用解剖型柄假体的患者。