Table 2.

Association between HBV infection and calcium (dietary and serum calcium) in different models

	Log10 dietary calcium intake		Serum calcium concentration
	OR (95%CI)	p value	OR (95%CI)	p value
Model 1	0.30 (0.19, 0.48)	< 0.001	0.12 (0.02, 0.66)	0.015
Model 2	0.49 (0.29, 0.83)	0.008	0.12 (0.02, 0.69)	0.018
Model 3	0.37 (0.19, 0.76)	0.006	0.11 (0.02, 0.63)	0.013

OR odds ratio, CI confidence interval. Model 1: No covariates were adjusted. Model 2: Adjusted for age, sex, race/ethnicity, education level, marital status, BMI, smoking, diabetes and hypertension. Model 3: Adjusted for fat, SFA, MUFA, PUFA, VB6, VB12, VC, VD, folate, caffeine and HDL, in addition to the covariates included in Model 2