Table 4.
Distribution of virulence genes of 134 H pylori isolates from the same anatomical site of different patient groups
| Isolates | 26kDa (%) | ureC (%) | cagA (%) | vacA (%) | iceA1(%) | iceA2(%) | babA2(%) | |
| Antrum | ||||||||
| PUD | 12 | 12 (100) | 12 (100) | 9 (75) | 10 (83) | 6 (50) | 4 (33) | 6 (50) |
| GERD | 13 | 13 (100) | 13 (100) | 11 (85) | 11 (85) | 7 (54) | 2 (15) | 6 (46) |
| NUD | 18 | 18 (100) | 18 (100) | 15 (83) | 16 (89) | 12 (67) | 4 (22) | 6 (33) |
| Body/Corpus | ||||||||
| PUD | 15 | 15 (100) | 15 (100) | 9 (60) | 10 (67) | 6 (40) | 5 (33) | 7 (47) |
| GERD | 15 | 15 (100) | 15 (100) | 14 (93)1 | 14 (93) | 8 (53) | 3 (20) | 8 (53) |
| NUD | 17 | 17 (100) | 17 (100) | 12 (71) | 14 (82) | 11 (65) | 4 (24) | 5 (29) |
| Cardia | ||||||||
| PUD | 12 | 12 (100) | 12 (100) | 9 (75) | 11 (92) | 5 (42) | 2 (17) | 3 (25) |
| GERD | 14 | 14 (100) | 14 (100) | 12 (86) | 11 (79) | 8 (57) | 2 (14) | 7 (50) |
| NUD | 18 | 18 (100) | 18 (100) | 12 (67) | 13 (72) | 13 (72) | 5 (28) | 7 (39) |
PUD: Peptic ulcer disease; GERD: Gastroesophageal reflux disease; NUD: Non-ulcer dyspepsia. All test values were calculated with respect to PUD. 1Indicates statistical significance (P = 0.031).