Table 6.

Comparison of the UCLA scale between the two groups at different time points ($\overline{\text{x}}+\text{s}$, score).

Group	n	Postoperative	1 wk after operation	6 wk after operation	12 wk after operation
Experimental group	30	25.13 ± 2.55	28.93 ± 1.74a	31.16 ± 1.29a,b	33.06 ± 0.96a,b,c
Control group	30	24.93 ± 2.79	27.36 ± 2.35a	29.56 ± 1.76a,b	31.73 ± 1.28a,b,c
T value		0.285	2.872	3.939	4.461
P value		.777	.006	.000	.000
Experimental group F for different timepoints		110.694
Experimental group P for different time points		<.001
Control group F for different timepoints		54.492
Control group P for different timepoints		<.001

UCLA = University of California-Los Angeles. Compared with before the operation.

^aP < .05; Compared with 1 week after the operation.

^b P < .05; Compared with 6 week after the operation.

^cP < .05.