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Table 4 Comparison of physical activity measures at baseline and 3 months

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

  Baseline data Mean (SD) 3 month data Mean (SD) Mean Difference (95% CI) aP value
RT3 VM/hr/wk 24871.6 (11118) 25410.3 (12388) 538.7 (−23910 - 1322) 0.57
Daily PAEE kcals/kg (7D-PAR) 14.5 (5.7) 15.1 (7.3) 0.6 (−1.8 - 0.7) 0.38
Moderate hours/day 1.6 (1.2) 1.5 (1.7) 0.1 (−0.3 - 0.5) 0.52
Hard hours/day 0.4 (1.0) 0.5 (1.1) 0.1 (−0.2 - 0.1) 0.55
Very hard hours/day 0.1 (0.2) 0.1 (1.7) 0.06 (−0.06 – 0.02) 0.24
  1. a Paired t-tests.