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Table 2 Comparison of study participants according to periodontal status [number (%)] between the caries free group and the group with caries (D ≠ 0)

From: Dental caries is associated with severe periodontitis in Chilean adults: a cross-sectional study

VariableCaries freeCariesp
n
Severity of periodontitis
139 (13.9)855 (86.0) 
 No30 (21.5)91 (10.6)*0.001
 Mild3 (2.1)15 (1.7)0.730
 Moderate77 (55.4)498 (58.2)0.579
 Severe29 (20.8)251 (29.3)*0.042
Total periodontitis109 (78.4)764 (89.3)*0.001
  1. Data are presented as numbers (percentages)
  2. *Chi-square test, p < 0.05