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Table 3 Comparison of the participants’ treatment outcomes (mean change) for the psychosocial variables at the 4th and 8th week of the study

From: Comparative efficacy of three active treatment modules on psychosocial variables in patients with long-term mechanical low-back pain: a randomized-controlled trial

  MPG MPSBEEG MPDBEEG   
  (n = 25) (n = 22) (n = 20)   
Outcome Mean rank Mean rank Mean rank H p-value**
Week four
 BBQ 29.0 35.8 38.3 3.479 0.176
 PSEQ 26.6a 36.5b 40.5b 8.020 0.018
 FABQ-P 36.2 31.2 34.3 0.933 0.627
 FABQ-W 35.7 27.2 39.4 5.142 0.077
Week eight
 BBQ 34.4 34.9 32.5 0.202 0.904
 PSEQ 25.5a 37.4b 43.5c 18.106 0.001
 FABQ-P 35.4 31.9 34.6 0.484 0.785
 FABQ-W 36.1 28.8 39.6 3.746 0.154
  1. **indicates - Kruskal Wallis test
  2. Superscripts ( a,b,c ). Based on the Tukey multiple comparisons test results, for a particular variable, mean values with different superscript are significantly (p < 0.05) different. Mean values with same superscripts are not significantly (p > 0.05) different
  3. BBQ Back belief questionnaire, PSEQ Pain self efficacy questionnaire, FABQ-P Fear-Avoidance Beliefs Questionnaire – (Physical), FABQ-W Fear-Avoidance Beliefs Questionnaire (Work)