Table 2.

Comparison VAS scores (Group1 = 4; female = 8).

VAS scores	Group 1	Group 2	Z	p
Preoperative	4.5 ± 1.00	5.25 ± 0.88	0.573	> 0.05
4 months postoperatively	2.0 ± 0.82	2.3 ± 0.46	0.612	> 0.05
12 months postoperatively	1.8 ± 0.50	1.5 ± 0.53	0.793	> 0.05

The p-values were determined using independent sample t-test. Significance levels are one symbol: p < 0.05.

Non-significant difference between preoperative VAS scores e in group 1 and group 2.

Non-significant difference of VAS scores in group 1 and group 2 after 4 months.

Non-significant difference of VAS scores in group 1 and group 2 after 12 months.