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Table 4 Roland morris disability questionnaire within-group continuous and categorical comparisons for pre- and post-intervention

From: A pilot randomized controlled trial comparing the efficacy of exercise, spinal manipulation, and neuro emotional technique for the treatment of pregnancy-related low back pain

  Continuous data Categorical data
  Baseline Endpoint 4+ Point Improve 30% Improve 50% Improve
  Mean (SD) Mean (SD)    
Exercise (n = 22) 10.7 (4.9) 6.1 (5.9) 60% 68% 55%
NET (n = 20) 9.3 (3.7) 5.7 (4.7) 60% 60% 50%
SMT (n = 15) 8.7 (4.1) 4.1 (4.3) 50% 80% 67%
  1. * Significance of raw score change using a repeated-measures t-test.