# 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

