“…The included studies were conducted in the United States (2 studies, n 5 44) 16,17 , China (17 studies, n 5 413) 2,6,[18][19][20][21][22][23][24][25][26][27][28][29][30][31][32] , India (3 studies, n 5 85) [33][34][35] , Taiwan (5 studies, n 5 162) 7,8,[36][37][38] , South Korea (1 study, n 5 18) 39 , and Turkey (1 study, n 5 25) 40 . Fourteen studies used the anterior approach (10 open surgery, 4 arthroscopic surgery) [6][7][8]16,19,23,24,26,30,31,35,[38][39][40] , 9 studies used the posterior approach 18,[27][28][29][32][33][34]36,39 , and11studies used the anterior combin...…”