109 The short-term effectiveness of e-Exercise low back pain – a cluster RCT Table 4 Unadjusted and Adjusted Primary and Secondary Outcome Measures: Improvements and Differences Within and Between Groups (N=208). Stratified blended physiotherapy (n=102) Face-to-face physiotherapy (n=102) Between group differencesa Measurements, mean (SD) Unadjusted withingroup differences Measurements, mean (SD) Unadjusted withingroup differences Unadjusted Adjustedb Baseline 3 months Mean (95% CI) P value Baseline 3 months Mean (95% CI) P value Mean (95% CI) P value Mean (95% CI) P value Physical functioning (range 0-100) 19.39 (15.56) 7.91 (9.64) -11.48 (-15.06 to -7.91) <.001 20.20 (13.90) 8.97 (10.75) -11.22 (-14.64 to -7.80) <.001 -0.83 (-3.43 to 1.77 .53 -1.98 (-4.49 to 0.53) .12 Pain intensity (average score 7 days; range 0-10) 5.67 (1.94) 3.29 (2.42) -2.38 (-3.00 to -1.75) <.001 5.40 (2.00) 2.90 (2.36) -2.51 (-3.11 to -1.90) <.001 0.31 (-0.35 to 0.98) .36 0.08 (-0.57 to 0.74) .80 Physical activity (MVPAc min/day) 81.97 (38.52) 78.58 (44.45) -3.37 (-15.63 to 8.88) .59 75.70 (41.89) 71.24 (40.34) -4.42 (-16.91 to 8.07) .49 3.49 (-8.38 to 15.36) .56 3.62 (-8.27 to 15.51) .55 Fear-avoidance beliefs (range 0-96) 27.92 (16.01) 22.77 (13.38) -5.14 (-9.25 to -1.04) .01 25.51 (16.24) 24.82 (16.92) -0.70 (-5.26 to 3.87) .77 -3.73 (-6.63 to -0.82 .01 -4.29 (-7.22 to -1.37) <.001 Pain catastrophizing (range 0-52) 11.02 (9.30) 8.97 (8.05) -2.04 (-4.50 to 0.43) .11 10.33 (8.76) 9.16 (9.84) -1.17 (-3.74 to 1.40) .37 -0.63 (-2.58 to 1.32) .53 -0.96 (-2.95 to 1.02) .34 5
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