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Table 3 Ordinal logistic regression analysis (unadjusted) 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 
Univariable analysis (unadjusted)
OR [CI]p-value
Age (years) 1.09 [1.05; 1.14]< 0.001*
Gender (reference = Female)Male1.84 [1.43;2.36]< 0.01*
Smoking (reference = non smoker/former smoker)Smoker1.37 [1.07;1.76]0.010*
Education (reference ≤12 years)>  12 years0.76 [0.57;1.02]0.078
Household income (reference < 286.000 CLP)≥ 286.0000.87 [0.67;1.12]0.280
Diabetes (reference = absence)Presence1.74 [1.01;3.00]0.044*
Caries (reference = no caries)1 caries1.24 [0.77;2.0]0.361
2 caries1.36 [0.84;2.20]0.199
3–4 caries1.77 [1.14;2.74]0.010*
≥ 5 caries2.48 [1.67;3.67]< 0.001*
  1. OR, Odds ratio
  2. CI, Confidence Interval
  3. CLP, Chilean Pesos
  4. *p < 0.05