Bacterial density in the gastric antrum in relation to cagA status of Helicobacter pylori
| Density | Strain characteristics | |
|---|---|---|
| cagA+ | cagA− | |
| Not significant. | ||
| Grade I | 23 (14%) | 29 (21.2%) |
| Grade II | 78 (50.6%) | 57 (40.8%) |
| Grade III | 42 (27.5%) | 38 (27%) |
| Grade IV | 11 (7.2%) | 15 (11%) |