Table 1.
HtrA gene presence in H . pylori of gastric biopsies from 992 patients with different clinical outcome and geographic origin
| Germany | Singapore | Mexico | USA | Japan | Columbia | |
|---|---|---|---|---|---|---|
| Total number of strains | 187 | 80 | 203 | 201 | 152 | 169 |
| HtrA‐positive strains | 187 | 80 | 203 | 201 | 152 | 169 |
| Disease group | ||||||
| Non‐atrophic gastritis | 0 | 0 | 90 | 0 | 0 | 0 |
| Atrophic gastritis | 0 | 0 | 0 | 0 | 41 | 0 |
| Gastritis | 0 | 12 | 0 | 66 | 0 | 39 |
| Intestinal metaplasia | 0 | 0 | 20 | 0 | 0 | 0 |
| Gastric cancer | 0 | 2 | 49 | 4 | 18 | 33 |
| Gastric ulcer | 0 | 10 | 0 | 31 | 43 | 0 |
| Duodenal ulcer | 0 | 26 | 19 | 74 | 48 | 21 |
| Gastric and duodenal ulcer | 0 | 7 | 0 | 9 | 0 | 0 |
| Non‐ulcer‐dyspepsia | 0 | 14 | 0 | 0 | 0 | 0 |
| MALT lymphoma | 0 | 0 | 0 | 3 | 0 | 4 |
| Lymphoma | 0 | 0 | 0 | 9 | 0 | 0 |
| Non‐symptomatic | 0 | 9 | 0 | 0 | 0 | 0 |
| Not defined | 187 | 0 | 25 | 5 | 2 | 72 |