Table 1.

Scores attributed for the levels of the histological criteria evaluated.

Pulp Inflammation	0	Absent of inflammation
	1	Mild inflammation
	2	Moderate inflammation
	3	Severe inflammation
	4	Abscess
Pulp Necrosis	0	Absence
	1	Presence
Dentinal bridge and reparative dentin formation	0	Presence
	1	Absence
Odontoblastic layer	0	Regular
	1	Irregular
	2	Absence
Fibrotic tissue	0	Absence
	1	Presence