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Table 5 Influence of tobacco consumption on periodontitis (stage III+IV vs others)

From: Association between periodontitis and anti-citrullinated protein antibodies in rheumatoid arthritis patients: a cross-sectional study

VariablesCoefficientStandard errorOR95% conf. intervalp
Age0.0340.0171.0351.0001.0710.051
Gender (ref. female)0.3050.4291.3570.5853.1470.477
Tobacco (ref. never)0.7350.3262.0851.1003.9510.021
Disease activity (ref. remission/low)1.4440.3664.2392.0698.684< 0.001
Disease evolution time0.0080.0251.0090.9611.05890.733
Intercept− 1.7120.9440.180  0.070