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Table 2 Internal Consistency and Test-retest Reliability of Iranian version of Short-Form Mc Gill Pain Questionnaire

From: Results from the translation and adaptation of the Iranian Short-Form McGill Pain Questionnaire (I-SF-MPQ): preliminary evidence of its reliability, construct validity and sensitivity in an Iranian pain population

  Number of items T1 Mean ± SD T2 Mean ± SD Chronbach's alpha Coefficient (T1, T2) ICC
Sensory 11 8.03 ± 5.99 7.95 ± 5.45 0.951, 0.940 0.906
Affective 4 2.64 ± 2.78 2.51 ± 2.89 0.832, 0.809 0.712
Total 15 10.60 ± 7.88 10.67 ± 7.45 0.840, 0.837 0.912
VAS 2 4.43 ± 2.57 4.39 ± 2.61 0.870* 0.870
PPI 2 2 ± 1.05 1.99 ± 1.23 0.820* 0.820
  1. T1 First Questionnaire completion attempt, T2 second questionnaire completion (evening of the same day), VAS visual analogue scale, PPI present pain intensity
  2. * T1 vs. T2