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Table 3 The status of the vacA, cagA and babA2 genotypes in patients with gastric diseases

From: An improved quantitative real-time polymerase chain reaction technology for Helicobacter pylori detection in stomach tissue and its application value in clinical precision testing

 Diagnosisp value
(x2test)
CSG n(%)CAG n(%)Peptic ulcer n(%)Gastric erosion n(%)
H. pylori
 Negative72 (53.7)9 (6.7)11 (8.2)26 (19.4)0.509
 Positive45 (33.6)8 (6)10 (7.5)26 (19.4) 
vacA s1
 Negative21 (46.7)3 (37.5)2 (20)12 (46.2)0.456
 Positive24 (53.3)5 (62.5)8 (80)14 (53.8) 
vacA m1
 Negative40 (88.9)6 (75)8 (80)23 (88.5)0.665
 Positive5 (11.1)2 (25)2 (20)3 (11.5) 
cagA
 Negative35 (77.8)4 (50)7 (70)19 (73.1)0.414
 Positive10 (22.2)4 (50)3 (30)7 (26.9) 
babA2
 Negative32 (71.1)7 (87.5)6 (60)19 (73.1)0.638
 Positive13 (28.9)1 (12.5)4 (40)7 (26.9) 
p value (x2 test)0.0000.1490.0370.009