Table 2. Comparison of subjective fatigue levels (Chinese version of the revised Piper Fatigue Scale).

Items	Study group		P value
	Intervention group (n=66)	Control group (n=67)
Total fatigue
T1	4.34±0.83	4.58±0.91	0.481
T2	3.24±0.74	5.11±0.85	0.005
T3	4.26±0.86	5.94±0.75	0.023
P value (T1 and T2)	0.041	0.092
P value (T1 and T3)	0.174	0.038
Behavioral fatigue
T1	5.02±0.79	4.86±0.88	0.386
T2	4.95±0.92	5.67±0.96	0.072
T3	5.43±0.84	5.91±0.83	0.163
P value (T1 and T2)	0.729	0.224
P value (T1 and T3)	0.284	0.019
Affective fatigue
T1	3.89±0.77	4.02±0.86	0.208
T2	3.13±0.69	4.48±0.91	0.029
T3	4.01±0.91	5.13±1.04	0.016
P value (T1 and T2)	0.046	0.195
P value (T1 and T3)	0.641	0.033
Sensory fatigue
T1	4.26±0.74	4.11±1.02	0.198
T2	4.42±0.81	4.39±0.94	0.361
T3	4.21±0.97	5.08±0.88	0.037
P value (T1 and T2)	0.392	0.118
P value (T1 and T3)	0.217	0.024
Cognitive fatigue
T1	4.47±0.86	4.52±0.71	0.327
T2	3.59±0.77	4.71±0.85	0.008
T3	4.07±0.82	4.92±0.97	0.044
P value (T1 and T2)	0.041	0.682
P value (T1 and T3)	0.224	0.291

Values were expressed as mean ± SD.