Table 6. Comparison of the visual analogue pain scale at the first and second postoperative days.

	EVE
	1st PO	2nd PO	p
Group 1 (n=27)	2.48±1.34	1.33±1.11	0.001
Group 2 (n=28)	1.36±1.37	0.61±0.79	0.05

VAS: visual analogue pain scale; PO=postoperative.