Table 5.
Serum pepsinogen II levels, for 111 CAAG patients, by comorbidity with gNET and Helicobacter pylori infection
| Group | gNET | H. pylori | Cases, n | Pepsinogen II, mean (95% CI), units |
| A | + | − | 15 | 11.1040 (0.4195 to 21.7885) |
| B | + | + | 3 | 10.3000 (−13.5912 to 34.1912) |
| C | − | − | 64 | 12.5688 (7.3961 to 17.7414) |
| D | − | + | 29 | 18.3190 (10.6347 to 26.0032) |
| Total | NA | NA | 111 |
Statistical analysis: ANOVA test.
CAAG, chronic atrophic autoimmune gastritis; CI, confidence interval; gNET, gastric neuroendocrine tumor; NA, not applicable.