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Table 3 Principle component analysis of the Iranian version of the Short-Form McGill Pain Questionnaire in a diverse chronic pain patient sample

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

  Factor 1 (Sensory) Factor 2 (Affective)
Items r r
1. Throbbing 0.47 0.11
2. Shooting 0.68 0.45
3. Stabbing 0.59 0.26
4. Sharp 0.64 0.31
5. Cramping 0.45 0.29
6. Gnawing 0.69 0.54
7. Hot-Burning 0.55 0.39
8. Aching 0.48 0.44
9. Heavy 0.64 0.43
10. Tender 0.58 0.40
11. Splitting 0.52 0.25
12. Tiring-Exhausting 0.49 0.75*
13. Sickening 0.52 0.86*
14. Fearful 0.41 0.66*
15. Punishing-Cruel 0.46 0.82*
  1. r = Correlation Coefficient
  2. *More prominent in Second Factor