Table 3.

Comparison of rehabilitation outcomes between the intervention and control groups on three tracking points (n = 150)

Variable	Time	Intervention group	Control group	The independent sample t-test		The repeated measurement analysis of variance
				t	P		F	P
Self-efficacy of rehabilitation	T1	76.80 ± 4.40	62.22 ± 5.55	− 13.288	< 0.001*	aGroup × Time	33.473	< 0.001*
	T3	83.08 ± 7.22	72.17 ± 7.22	− 8.140	< 0.001*
	T6	86.83 ± 5.89	72.16 ± 6.52	− 10.820	< 0.001*
Hip function	T1	64.26 ± 7.73	50.67 ± 6.20	− 8.981	< 0.001*	aGroup × Time	36.790	< 0.001*
	T3	85.77 ± 5.61	71.11 ± 7.46	− 3.112	0.010*
	T6	90.52 ± 4.03	78.47 ± 7.57	− 8.998	< 0.001*
Activity and participation	T1	85.57 ± 6.94	104.17 ± 9.28	10.353	< 0.001*	aGroup × Time	27.800	< 0.001*
	T3	66.86 ± 9.95	75.74 ± 8.63	4.406	< 0.001*
	T6	51.03 ± 5.69	60.74 ± 8.28	6.220	< 0.001*
Anxiety and depression	T1	9.08 ± 3.59	13.73 ± 3.46	6.054	< 0.001*	aGroup × Time	10.435	< 0.001*
	T3	7.21 ± 3.65	11.36 ± 3.42	5.410	0.010*
	T6	7.05 ± 1.61	9.50 ± 3.81	3.781	< 0.001*
Quality of life	T1	28.97 ± 1.67	28.20 ± 1.91	− 1.374	0.187	aGroup × Time	5.540	0.021*
	T3	38.43 ± 2.99	36.38 ± 2.30	− 3.515	0.001*
	T6	42.96 ± 2.65	38.46 ± 3.12	− 8.333	< 0.001*
Functional exercise compliance	T1	66.40 ± 4.49	56.72 ± 3.31	NA	NA	aGroup × Time	2.751	0.073
	T3	53.60 ± 3.85	45.27 ± 3.70
	T6	45.98 ± 4.01	38.69 ± 3.25			bGroup	209.855	< 0.001*

T₁ (one month), T₃ (three months), T₆ (six months)

NA not applicable

^*Statistically significant with P value < 0.05

^aGroup × Time, interaction effect between intervention and time

^bGroup, main effect for intervention