Prevalence of Helicobacter pylori cagA and iceA Genes and Their Association with Gastrointestinal Diseases

Table 3

Association between cagA and IceA genes.

	cag A+; (n = 51)		cagA−; (n = 67)		Test of significance,; Fisher's exact test	value
	N	%	N	%
ice A1
iceA1+	16	31.4	15	22.4	161.94	<0.001
iceA1−	35	68.6	52	77.6
ice A2
iceA2+	20	39.2	15	22.4	164.54	<0.001
iceA2−	31	60.8	52	77.6
ice A1 ∕A2
ice A1 ∕A2+	12	54.5	39	40.6	162.39	<0.001
ice A1 ∕A2−	10	45.5	57	59.4