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Table 4 Results (final step) from the binary backward conditional logistic regression analysis

From: The association between rheumatoid arthritis and periodontal disease in a population-based cross-sectional case-control study

VariablesBinary logistic regression
Odds ratio95% CI:Sign.
BMI > 256.23.6–10.5P = 0.000
Periodontitis (composite index)2.51.5–4.2P = 0.000
Gender (female)2.31.3–4.0P = 0.003
  1. BMI body mass index