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vacA genotypes of H pylori strains in Zhanghe and Shenyang.
| Area | n |
s1+ |
||||
| m1b(%) | m2(%) | m1b/m2(%) | m1b-/m2(%) | S1- (%) | ||
| Zhuanghe | 107 | 22 (20.56)b | 25 (23.36) | 46 (42.99) | 9 (8.42) | 5 (4.67) |
| Shenyang | 42 | 1 (2.38) | 9 (21.43) | 13 (30.95) | 3 (7.14) | 15 (35.71)d |
P<0.01 vs vacA s1m1b group in Shengyang.
P<0.001 vs vacA s- group in Zhuanghe.
