Table 3.
Distribution of virulence markers of H. pylori among 124 patients with different ethnic groups
| Ethnicity | No. patients | Number of H. pylori positive for | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| cag PAI | vacA | oipA | ||||||||||
| cagA | cagE | s1 | s2 | m1 | m2 | s1m1 | s1m2 | s2m1 | s2m2 | |||
| Persians | 74 | 48 (65%) | 32 (47%) | 50 (68%) | 24 (32%) | 22 (30%) | 52 (70%) | 15 (20%) | 35 (47%) | 7 (9.5%) | 17 (23%) | 38 (51%) |
| Turks | 33 | 24 (73%) | 10 (30%) | 23 (70%) | 10 (30%) | 11 (33%) | 22 (67%) | 6 (18%) | 17 (51.5%) | 5 (15%) | 5 (15%) | 11 (33%) |
| Others | ||||||||||||
| Kurds | 7 | 4 (57%) | 7 (100%) | 6 (86%) | 1 (14%) | 3 (43%) | 4 (57%) | 2 (29%) | 4 (57%) | 1 (14%) | 0 (0) | 4 (57%) |
| Lurs | 5 | 5 (100%) | 4 (80%) | 4 (80%) | 1 (20%) | 0 (0) | 5 (100%) | 0 (0) | 4 (80%) | 0 (0) | 1 (20%) | 4 (80%) |
| Afghanis | 3 | 1 (33%) | 1 (33%) | 2 (67%) | 1 (33%) | 2 (67%) | 1 (33%) | 2 (67%) | 0 (0) | 0 (0) | 1 (33%) | 2 (67%) |
| Arabs | 2 | 2 (100%) | 1 (50%) | 1 (50%) | 1 (50%) | 0 (0) | 2 (100%) | 0 (0) | 1 (50%) | 0 (0) | 1 (50%) | 2 (100%) |
| Subtotal | 17 | 12 (71%) | 13 (77%) | 13 (76%) | 4 (24%) | 5 (29%) | 12 (71%) | 4 (23%) | 9 (53%) | 1 (6%) | 3 (18%) | 12 (71%) |
| Total | 124 | 84 (68%) | 55 (44%) | 86 (69%) | 38 (31%) | 38 (31%) | 86 (69%) | 25 (20%) | 61 (49%) | 13 (11%) | 25 (20%) | 61 (49%) |
| P value | 0.9 | 0.008 | 0.9 | 0.9 | 0.9 | 0.04 | ||||||
Subtotal, total of minor groups (other ethnics); Total, all groups.
P value is calculated by comparing Persians, Turks and Subtotal with respect to cagA, cagE, vacA and oipA status.
GC, gastric carcinoma; NUD, non-ulcer dyspepsia; PUD, peptic ulcer disease.