Table 2. Comparison between the groups for vas score (pre-intra) by Tukey’s post hoc test.

Dependent variable	Group		Mean difference	Std. Error	p-value
VAS Difference (pre-intra)	Group-A	Group-B	0.51	0.28	0.183
		Group-C	2.35	0.28	<0.001*
	Group-B	Group-C	1.84	0.28	<0.001**

Notes.

The values marked with (* and **) exhibited significant difference.