Table 2.

Meaning of the score values used in the semiquantitative evaluation.

Features	Score
Inflammatory infiltrate	0	1	2
	Absent	Mild, <35% of specimen area	Intense, >35% of specimen area
Collagen deposition		1	2
		Mild, <35% of specimen area	Intense, >35% of specimen area
Pulp calcification	0	1	2
	Absent	Mild, <35% of specimen area	Intense, >35% of specimen area
Necrosis	0	1
	Absent	Present