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Table 3 Relationship between raw change scores and original scale scores.

From: Responsiveness and minimal clinically important difference for pain and disability instruments in low back pain patients

Raw change scores (0–100 scale) Original scale change score
  ODI RMQ LBPRSdisability SF36 (pf) LBPRSpain SF36 (bp)* NRSpain
10 10 2.3 3 2 6 1 1
20 20 4.6 6 4 12 2 2
30 30 6.9 9 6 18 3 3
40 40 9.2 12 8 24 4 4
50 50 11.5 15 10 30 5 5
60 60 13.8 18 12 36 6 6
70 70 16.1 21 14 42 7 7
80 80 18.4 24 16 48 8 8
90 90 20.7 27 18 54 9 9
100 100 23.0 30 20 60 10 10
  1. * After recoding of scale items.