Table 4.

Logistic regression model for anti-HAV total antibody

	Univariate	Multivariate
	OR (95% CI) p-value	OR (95% CI) p-value
Age (years)	1.13 (1.09-1.18) < 0.001	1.12 (1.05 – 1.21) 0.002
Gender	0.70 (0.48 –1.04) 0.08	0.83 (0.54-1.27) 0.47
Source of Water
Pipe borne	1	1
Others	1.18 (0.78-1.78) 0.43	1.04 (0.64-1.75) 0.94
Duration of residence (years)
1– 5	1	1
5– 10	2.08 (1.27-3.41) 0.04	1.25 (0.70-2.24) 0.44
>10	3.56 (2.08-6.08) <0.001	0.95 (0.41-2.23) 0.91
Number of persons in household	1.09 (1.01-1.17) 0.02	1.01 (0.93-1.09) 0.83
Faecal disposal method
Water cistern	1	1
Others	2.92 (0.54-1.27) 0.76	0.53 (0.24-1.14) 0.10
Social class
Middle	1	1
low	3.19 (0.29-7.88) 0.01	6.59 (2.00-21.74) 0.002