Table 4.

Comparison of LOTCA scores before and after surgery between the two groups ($\overline{x}\pm s$, score).

Group	1 d before surgery	1 d postoperative	3 d postoperative	7 d postoperative	F	P
SGB group (n = 45)	79.36 ± 10.32	69.44 ± 10.41	61.39 ± 13.59	54.65 ± 10.64	30.96	≤0.001
Control group (n = 45)	79.13 ± 10.85	75.06 ± 10.52	68.18 ± 12.63	60.26 ± 9.76	19.84	≤0.001
t	0.091	2.247	2.165	2.299	—	—
P	0.928	0.028	0.034	0.025	—	—