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Table 3 Comparison of baseline and 3 month outcomes

From: Does a patient’s physical activity predict recovery from an episode of acute low back pain? A prospective cohort study

  Baseline Mean (SD) (n = 91) 3 months Mean (SD) (n = 83) Mean Difference (95% CI) aP value
RMDQ score 8.1 (3.8) 1.7 (2.9) 6.1 (5.2 – 7.1) < .0001
VAS score 57.4 (19.7) 15.2 (19.6) 42.8 (37.4 – 8.2) < .0001
  N (%) N (%)   b P value
Return to “normal” activities 23 (22.8) 69 (68.4)   < .0001
  1. aPaired t-tests.
  2. bMcNemar’s test.