Table 4.

VSS and DHI scores before and after surgery (x ±, n = 79).

Parameters	before surgery	3 months after surgery	12 months after surgery	24 months after surgery	F	p
VSS	22.7 ± 4.0	6.8 ± 4.0a	5.8 ± 2.9a	5.4 ± 2.7a	140.7	<0.001
DHI	38.0 ± 4.4	13.8 ± 4.7a	13.0 ± 3.7a	12.9 ± 3.8a	640.3	<0.001

Note: Comparison of VSS and DHI scores between before surgery and after surgery.

^a p < 0.05.