Table 2.

VAS results from questionnaire sent to treated patients

VAS
	Pre	1 month	Final
Cases	160	157	159
Estimators
Mean	8.019	4.229	4.280
SD	1.41	2.15	2.47
p-values (2-sided)
KS test	<0.0001	<0.0001	<0.0001
SW test	<0.0001	<0.0001	<0.0001

Abbreviations: KS, Kolmogorov–Smirnov; SD, standard deviation; SW, Shapiro–Wilk test; VAS, Visual Analog Scale.