Skip to main content

Table 1 The characteristics of tooth in the PD4 mm and PD < 4 mm groups

From: Relationship between periodontal parameters and non-vital pulp in dental clinic patients: a cross-sectional study

 PD < 4 n = 6092PD  4 n = 1013p-value
Year mean (sd)39.09 (13.85)44.35 (13.34)< 0.001
Sex women n(%)3740 (61.4)467 (46.1)< 0.001
Smoking n(%)1285 (21.1)485 (47.9)< 0.001
Diabetes mellitus n(%)55 (0.9)31 (3.1)< 0.001
DMFT mean (sd)10.63 (6.46)10.85 (6.62)0.335
Molar n (%)1437 (23.6)552 (54.5)< 0.001
Prosthesis n (%)361 (5.9)125 (12.3)< 0.001
BOP site mean (sd)0.73 (1.19)2.30 (1.80)< 0.001
Plaque mean (sd)0.97 (1.26)1.31 (1.51)< 0.001
Pulp non-vital n(%)377 (6.2)124 (12.2)< 0.001
  1. Year mean = mean of the patient’s year which had subject’s tooth, Sex women = number of teeth which were refer women. Smoking = number of teeth which were refer smoking experience of the patients, Diabetes mellitus = number of teeth which refer diabetes mellitus patients, DMFT mean = mean of the DMFT index which patient had subject’s tooth, Molar = number of tooth which was molar, Prosthesis = number of tooth which was restored by crown or bridge as prosthesis, BOP site = mean of BOP site of the subject’s tooth, Plaque = mean of plaque site of the subject’s tooth, Pulp non- vital = number of tooth which was non-vital teeth