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Table 4 Multiple ordinal logistic regression analysis according to the CDC/AAP case definition (Eke et al., 2012)

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

VariableCategoriesPeriodontitis 
Multivariable analysis (Adjusted)
OR [CI]p-value
Age (years) 1.10 [1.05; 1.14]< 0.001*
Gender (reference = Female)Male1.69 [1.31; 2.18]< 0.001*
Smoking (reference = non smoker/Former smoker)Current1.30 [1.01;1.67]0.039*
Education (reference ≤12 years)>  12 years0.82 [0.61;1.11]0.213
Diabetes (reference = absence)Presence1.87 [1.07;3.27]0.026*
Caries (reference = no caries)1 caries1.27 [0.78;2.04]0.325
2 caries1.37 [0.86;2.26]0.171
3–4 caries1.74 [1.12;2.29]0.013*
≥ 5 caries2.47 [1.66;3.67]< 0.001*
  1. OR, Odds ratio
  2. CI, Confidence Interval
  3. *p < 0.05