Table 3.

Intergroup comparison of clinical response - Lesion score

	Groups	No lesion or normal mucosa (Complete resolution) n (%)	+ 1 degree imp n (%)	+ 2 degree imp n (%)	+ 3 degree imp n (%)	+ 4 degree imp n (%)	-1 degree worsening	Kruskal- wallis test value	P value
Clinical Response	Group 1	0(0%)	2(5.9%)	6(17.6%)	1(2.9%)	1(2.9%)	0(0%)	0.21	0.89
	Group 2	0(0%)	1(2.9%)	9(26.5%)	2(5.9%)	0(0%)	0(0%)
	Group 3	1(2.9%)	1(2.9%)	6(17.6%)	4(11.8%)	0(0%)	0(0%)