Table 2.

VAS score in the two groups.

Treatments	N	3 h after surgery	12 h after surgery	24 h after surgery	F	P
Ultrasound-guided combined lumbar plexus-sciatic nerve block	58	3.00 ± 1.31	2.63 ± 0.99	1.69 ± 0.74	24.67	<0.0001
Combined spinal-epidural anesthesia	62	3.79 ± 1.59	3.07 ± 1.05	2.13 ± 0.66	31.81	<0.0001
T		2.959	2.358	3.442
P		0.004	0.020	<0.001