“…A total of 168 potentially relevant full-text articles were retrieved for further evaluation. Among these, 26 met the inclusion criteria for our systematic review ( Figure 1 , Table 1 , Supplementary Data ) [ 9 , 10 , 11 , 12 , 13 , 14 , 15 , 16 , 17 , 18 , 19 , 20 , 21 , 22 , 23 , 24 , 25 , 26 , 27 , 28 , 29 , 30 , 31 , 32 , 33 , 34 ]. Fifteen of the included studies (57%) had a prospective design [ 9 , 14 , 16 , 19 , 20 , 22 , 23 , 25 , 26 , 27 , 28 , 29 , 30 , 32 , 33 ].…”