Table 4. Association between individual variables and hepatitis A infection (anti-HAV-IgG), in the North, Southeast and South regions of Brazil.

Individual variables		North		Southeast		South
		OR* (95% CI)	p	OR* (95% CI)	p	OR* (95% CI)	p
Gender
	Female	1.0		1.0		1.0
	Male	0.93 (0.47 – 1.84)	0.845	0.90 (0.70 – 1.14)	0.399	0.89 (0.73 – 1.09)	0.293
Age
	5-9	1.0		1,0		1,0
	10 - 19	5.15 (2.69 – 9.87)	0.000	2.32 (1.69 – 3.18)	0.000	2.26 (1.65 – 3.11)	0.000
Literacy
	Yes	1.0		1.0		1.0
	No	2.11 (0.72 – 6.12)	0.170	0.51 (0,.34 – 0.77)	0.001	0.49 (0.32 – 0.76)	0.001
Schooling
	Illiterate	1.0		1.0		1.0
	≤ 8 years	0.56 (0.21 – 1.49)	0.247	0.71 (0.51 – 0.98)	0.038	1.50 (1.01 – 2.23)	0.044
	9-11 years	0.07 (0.01 – 0.40)	0.002	0.41 (0.26 – 0.66)	0.000	1.71 (1.07 – 2.73)	0.024
	College education	-	-	0.30 (0.12 – 0.71)	0.007	0.42 (0.15 – 1.15)	0.093

^*Odds ratio corrected by random effect and weight sampling