Measures | Control | Intervention | Student’s t test | Mixed effect model | ||||
---|---|---|---|---|---|---|---|---|
Within-subjects effects | Between-subjects effects | |||||||
Mean (Sd) N = 40 | Mean (Sd) N = 40 | t(df) | p | Effect size (Cohen’s d) (CI 95 %) | Time F(df) p Effect size | Time*Group F(df) p Effect size | Group F(df) p Effect size | |
SaO2 Bl | 96.9 (.5) | 96.9 (.5) | .395(78) | 0.694 | 0.00 (−.44;.44) | F(2.5;192.4) = 94.370; p <.001; η2 = .554 | F(2.5;192.4) = 78.769; p <.001; η2 = .509 | F(1;76) = 135.937; p <.001; η2 = .641 |
SaO2 12 W | 97.0 (.6) | 98.4 (.5) | −11.340(78) | <.001 | 2.33(1.88;2.78) | |||
SaO2 30 W | 97.1 (.5) | 97.9 (.8) | −5.273(66.5)a | <.001 | 1.60(1.16;2.04) | |||
SaO2 48 W | 97.0 (.6) | 97.7 (1.1) | −3.818(60.0)a | <.001 | 1.17(.73;1.61) | |||
VO2max Bl | 1.8 (.1) | 1.8 (.1) | -.009(78) | 0.993 | 0.00 (−.44;.44) | F(2.5;190.1) = 45.422; p <.001; η2 = .374 | F(2.5;190.1) = 39.061; p <.001; η2 = .339 | F(1;76) = 85.529; p <.001; η2 = .529 |
VO2max 12 W | 1.8 (.1) | 2.0 (.1) | −7.057(64.2)a | <.001 | 2.00(1.56;2.44) | |||
VO2max 30 W | 1.8 (.1) | 1.9 (.1) | −4.189(78) | <.001 | 1.00(.56;1.44) | |||
VO2max 48 W | 1.7 (.1) | 1.9 (.1) | −5.645(70.0)a | <.001 | 2.00(1.56;2.44) | |||
MWD Bl | 687.0 (33.7) | 689.7 (33.0) | -.365(78) | 0.716 | 0.08(−.36;.52) | F(2.5;188.9) = 93.137; p <.001; η2 = .551 | F(2.5;188.9) = 70.772; p <.001; η2 = .482 | F(1;76) = 148.211; p <.001; η2 = .661 |
MWD 12 W | 697.7 (46.7) | 861.7 (57.9) | −13.956(74.6)a | <.001 | 3.74(3.28;4.20) | |||
MWD 30 W | 700.9 (40.6) | 796.5 (84.8) | −6.431(56.0)a | <.001 | 2.35(1.90;2.80) | |||
MWD 48 W | 694.8 (31.3) | 782.1 (75.5) | −6.753(52.0)a | <.001 | 2.79(2.34;3.24) |