TABLE 3.

Weighted logistic regressions of associations between periodontal status and heart failure.

Model	No/mild	Moderate/severe
		OR	95% CI	P
Model 1	Reference	5.72	3.76, 8.72	<0.001
Model 2	Reference	1.77	1.02, 3.06	0.043
Model 3	Reference	2.45	1.17, 4.95	0.018
Model 4	Reference	3.03	1.29, 7.13	0.012

Model 1: unadjusted.

Model 2: adjusted for gender, age, race, body mass index, and poverty income ratio.

Model 3: further adjusted for education, marital status, smoking status, and drinking status based on Model 2.

Model 4: further adjusted for hypertension, diabetes, stroke, and asthma based on Model 3.