Summary of HSS of included five studies that compared groups of patients treated with HA and THA. ZhaoYiqiong FuDong ChenKai LiGuodong CaiZhengdong ShiYan YinXiaobing 2014 <p>Abbreviations: No(P)  =  number of knees(patients); HSS  =  Harris hip score; NG  =  not given; HA = Hemiarthroplasty; THA: Total Hip Arthroplasty.</p>