“…An injury definition was used in 32 studies. 9 , 22 , 23 , 24 , 25 , 26 , 27 , 28 , 29 , 30 , 31 , 32 , 33 , 34 , 35 , 36 , 37 , 38 , 39 , 40 , 44 , 45 , 47 , 48 , 50 , 52 , 53 , 54 , 55 , 57 , 58 , 61 A total of 24 studies used a time-loss injury definition, 23 , 25 , 26 , 27 , 28 , 29 , 30 , 31 , 32 , 33 , 35 , 36 , 37 , 38 , 39 , 40 , 47 , 48 , 53 , 54 , 55 , 57 , 58 , 61 8 studies used a pain-related definition, 9 , 22 , 24 , 34 , 44 , 45 , 50 ...…”