Table 1. Definition of inflammatory cell response scores.

Inflammatory cell response	characterization
Score I	None or a few scattered inflammatory cells present in the pulp area corresponding to the axial wall, characteristic of normal tissue.
Score II	Slight inflammatory cell infiltrate with polymorphonuclear (PMNs) or mononuclear leukocytes (MNLs).
Score III	Moderate inflammatory cell infiltrate involving the coronal pulp.
Score IV	Severe inflammatory cell infiltrate or abscess involving coronal pulp.