Table 1. Statistical analysis of postoperative pain.

Test used: independent-sample t test. p ≤ 0.05 considered significant

VAS: visual analog scale; SEM: standard error of mean

Group	Postoperative time (Hours)	VAS Score  (Mean ± SEM)	t	df	p
A	2	3.77±0.13	-2.662	58	0.01
B		4.23±0.11
A	6	3.17±0.15	-6.568	58	< 0.001
B		4.57±0.15
A	12	2.57±0.14	-7.454	58	< 0.001
B		4.07±0.14
A	24	1.87±0.14	-10.002	58	< 0.001
B		3.83±0.14