# Reference: Kleinhenz et al., Pain 83 (1999) 235-241 # Source: Vickers, A. J., & Altman, D. G., BMJ 323 (2001) 1123-1124 pre post grp 35 35 plac 54 37 plac 35 40 plac 30 42 plac 44 45 plac 49 47 plac 38 51 plac 52 52 plac 52 52 plac 39 53 plac 44 53 plac 53 53 plac 73 53 plac 48 54 plac 58 54 plac 55 57 plac 73 74 plac 65 76 plac 78 78 plac 80 80 plac 59 81 plac 52 81 plac 46 83 plac 57 85 plac 44 85 plac 63 86 plac 80 95 plac 43 74 acu 75 99 acu 66 88 acu 65 85 acu 74 100 acu 58 58 acu 62 77 acu 64 100 acu 59 61 acu 45 83 acu 70 78 acu 66 100 acu 59 100 acu 68 94 acu 73 60 acu 60 92 acu 41 41 acu 53 53 acu 62 80 acu 74 83 acu 54 57 acu 40 67 acu 32 82 acu 78 78 acu 69 100 acu