. 2005 May 14;11(18):2759–2763. doi: 10.3748/wjg.v11.i18.2759

Table 4.

Results of the multivariate analysis of selected variables and their association with H pylori or HAV infection in 121 children, Salvador, Brazil, 2001-2002.

	Seropositivity for H pylori	Seropositivity for HAV
	OR (95% CI)¹	OR (95% CI)¹
Age group (in yr)
1-3	1 (referent)	1 (referent)
4-9	2.6 (1.1-6.1)^a	5.1 (1.913.9)^b
10-12	4.2 (1.0-16.7)^a	9.0 (2.039.5)^b
Sanitary conditions
Poor garbage disposal quality (vs good)	2.4 (1.1-5.1)^a	2.2 (0.94.9)
Presence of intestinal parasites
G. lamblia	3.2 (1.1-9.5)^a	3.7 (1.211.7)^b

OR (95% CI);

P<0.05,

P<0.01 vs others.