Table 2: Within-group and between-group comparisons for Chalder Fatigue Scale, anxiety, and depression at T0 and T1 ( ) using repeated measures ANOVA.

Within-group effectsBetween-group effects
Baseline (T0) aPost-intervention (T1)bT1-T0Time × group
Mean (SD)Mean (SD) Effect Size (d) Mean (SD) P

Total fatigue score13.888.000
 Intervention group ( )39.7 (6.6)26.6 (13.6)<0.001−1.2−13.1 (11.7)
 Control group ( )39.8 (6.3)33.2 (9.6)<0.001−0.8−6.6 (8.3)

Physical fatigue score20.852.000
 Intervention group ( )24.7 (4.0)15.9 (8.0)<0.001−1.4−8.8 (7.3)
 Control group ( )24.6 (3.7)20.8 (5.7)<0.001−0.8−3.8 (5.0)

Mental fatigue score3.902.050
 Intervention group ( )15.0 (3.8)10.6 (6.1)<0.001−0.9−4.3 (5.3)
 Control group ( )15.2 (3.9)12.4 (4.9)<0.001−0.6−2.7 (3.9)

Anxiety score0.302.584
 Intervention group ( )11.0 (2.1)8.7 (3.2)<0.001−1.1−2.3 (3.9)
 Control group ( )10.9 (2.4)9.0 (4.0)0.006−0.6−1.9 (5.4)

Depression score 9.918.002
 Intervention group ( )9.1 (2.0)7.7 (3.2)<0.001−0.5−1.3 (2.7)
 Control group ( )9.4 (2.2)9.8 (4.1)0.3650.10.4 (3.7)

aCompared with control group using independent -test, bCompared with baseline using pairwise -test.