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Table 2 Prevalence of H. pylori genotypes detected in strains

From: Prevalence of Helicobacter pylori vacA, cagA, iceA and oipA genotypes in Tunisian patients

Genotype

Prevalence

cagA

 

   cagA +

173 (61.6%)

   cagA -

108 (38.4%)

   d(A/F)*

27(9.6%)

vacA

 

   m1s1a

5 (1.8%)

   m1s1b

25 (8.9%)

   m2s1a

10 (3.5%)

   m2s1b

25 (8.9%)

   m2s2

128 (45.6%)

   m1m2

88 (31.4%)

   m1s2

0 (0%)

   d(A/F)*

13 (4.6%)

iceA

 

   iceA 1

169 (60.2%)

   iceA 2

45(16%)

   iceA 1/iceA 2

67(23.8%)

   d(A/F)*

25(8.9%)

oipA

 

   oipA +

255 (90.8%)

   oipA -

26 (9.2%)

   d(A/F)*

24(8.5%)

  1. d(A/F)*: discordance between strains isolated from the antrum and the fundus in the same patient