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Table 2 Genotype and alleles of H. pylor i vacA frequencies in cases.

From: Association of IL1B -511C/-31T haplotype and Helicobacter pylori vacA genotypes with gastric ulcer and chronic gastritis

Genotypes or alleles

Cases

p-value

 

Chronic gastritis

n(%)

Gastric ulcer

n(%)

 

Genotypes

   

s1m1

31 (40.2)

13 (54.1)

0.254Ω

s1m2

16 (20.8)

6 (25.0)

 

s2m2

16 (20.8)

3 (12.5)

 

s1m1 y s1m2

14 (18.2)

1 (4.2)

 

Not typed *

-

1 (4.2)

 

   Total

77 (100)

24 (100)

 

Alleles s

   

s1

75 (82.4)

22 (88.0)

0.551Ω

s2

16 (17.6)

3 (12.0)

 

   Total

91 (100)

25 (100)

 

Alleles m

   

m1

45 (49.5)

14 (58.3)

0.187 θ

m2

46 (50.5)

10 (41.7)

 

   Total

91 (100)

24 (100)

 
  1. * Signal region s1genotype Ω Fisher's exact test θX2 Test
  2. It was not possible to amplify the m allele in one biopsy.