Fig. 2
The association between CRP levels and periodontitis in a stratified population with a BMI ≥ 30 kg/m2 (red). The line formed by the blue circle indicates the 95% confidence interval (CI). The calculations were adjusted for the following parameters: age, sex, race, marital status, annual family income level, alcohol intake, hypertension, smoking status, COPD, cardiovascular disease, diabetes, arthritis, and dental flossing