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Table 4 Group-time interactions for the periods T1-T0, T2-T0 and T2-T1

From: Effect of counselling during pulmonary rehabilitation on self-determined motivation to be physically active for people with chronic obstructive pulmonary disease: a pragmatic RCT

Outcome Time Period Estimate SE df Lower CI Upper CI t-value p-value
Mean steps T1–T0 323 773 49.1  − 1588 2235 0.42 0.96
  T2-T0 888 795 48.9  − 1078 2853 1.12 0.61
  T2-T1 564 803 48.3  − 1421 2550 0.70 0.83
Mean MET T1–T0 0.13 0.13 51.0  − 0.13 0.40 0.25 0.51
  T2–T0 0.13 0.13 50.7  − 0.14 0.40 1.15 0.58
  T2–T1  − 0.00  − 0.00 49.8  − 0.28 0.27  − 0.06 0.99
Mean time low MET T1–T0  − 77.5 66.8 55.2  − 242 87.1  − 1.16 0.58
  T2–T0  − 45.7 66.8 55.2  − 212 123.8  − 0.66 0.88
  T2–T1 31.8 70.2 54.5  − 141 204.8 0.45 0.95
Mean time moderate MET T1–T0 23.2 18.8 50.6  − 23.1 69.6 1.24 0.52
  T2–T0 7.5 19.3 50.4  − 40.1 55.2 0.39 0.97
  T2–T1  − 15.7 19.5 49.4  − 64.0 32.6  − 0.80 0.81
Mean time high MET T1–T0 15.6 7.6 54.8  − 3.2 34.4 2.04 0.13
  T2–T0 15.7 7.9 55.0  − 3.7 35.1 2.00 0.14
  T2–T1 0.1 8.0 54.1  − 19.7 19.9 0.02 1.00
1STS T1–T0 0.6 1.9 66.0  − 4.0 5.3 0.34 0.98
  T2–T0 0.3 2.0 66.2  − 4.6 5.1 0.13 0.99
  T2–T1  − 0.4 20.1 65.7  − 5.31 4.5  − 0.20 0.99
6MWD T1–T0 1.2 17.9 68.9  − 42.5 44.9 0.07 0.99
  T2–T0  − 9.7 18.8 69.3  − 55.7 36.4  − 0.51 0.94
  T2–T1  − 10.9 18.9 68.6  − 57.1 35.4  − 0.58 0.91
  1. MET, metabolic equivalent of task; 1STS, one-minute sit to stand; 6MWD, six-minute walking distance; SE, standard error; df, degrees of freedom; CI, confidence interval. Adjustment for multiple testing with sidak method