Table 2 Multiple logistic regression analysis: Helicobacter pylori factors associated with clinical presentation.
| Factor | p Value | Adjusted OR | 95% CI | |
|---|---|---|---|---|
| Duodenal ulcer v gastritis | ||||
| All samples | OipA | 0.004 | 4.0 | 1.6–10.2 |
| SabA | 0.061 | 0.52 | 0.27–1.0 | |
| Colombian samples | OipA | 0.005 | 9.0 | 1.9–42.2 |
| SabA | 0.047 | 0.34 | 0.12–0.98 | |
| US samples | OipA | 0.049 | 3.9 | 1.0–15.3 |
| SabA | 0.069 | 0.40 | 0.15–1.1 | |
| Gastric cancer v DU | ||||
| All samples | SabA | 0.018 | 2.8 | 1.2–6.7 |
| Colombian samples | SabA | 0.015 | 3.6 | 1.3–10.1 |
| Gastric cancer v gastritis | ||||
| All samples | OipA | 0.013 | 4.8 | 1.4–16.8 |
| Colombian samples | OipA | 0.018 | 5.5 | 1.3–22.5 |
Factors with a p value less than 0.10 are presented. When we analysed data combining two counties (total), country was also included in explanatory variables.
DU, duodenal ulcer; OR, odds ratio; 95% CI, 95% confidence interval.