Table 2.

Comparison of the three groups for the depth, width, carbonization, and necrotic zone.

	C1	C2	C3	p value∗
Depth	4.70 +/− 3.67	2.71 +/− 1.98	4.69 +/− 3.95	0.121
Width	2.97 +/− 1.36	2.94 +/− 1.56	2.90 +/− 1.91	0.376
Carbonization	0.10 +/− 0.05	0.13 +/− 0.13	0.11 +/− 0.07	0.692
Necrotic zone	0.64 +/− 0.47	0.68 +/− 0.52	0.79 +/− 0.76	0.223
Inflammation	4.00 +/− 4.00	1.50 +/− 1.00	3.75 +/− 3.25	-

^∗Friedman test.