Table 2.
Results of the propensity score adjusted cohort analysis using Poisson regression
| Patients (n) | Patient‐years | Events (n) | Crude IRR (95% CI) | PS Adjusted IRR (95% CI) | |||||
|---|---|---|---|---|---|---|---|---|---|
| First MI | |||||||||
| CHPT | 26 029 | 62118.98 | 174 | 0.89 | (0.54, 1.44) | P = 0.62 | 0.75 | (0.45, 1.24) | P = 0.26 |
| NHPT | 2523 | 5688.98 | 18 | 1.00 | |||||
| First stroke | |||||||||
| CHPT | 26 686 | 63847.36 | 68 | 0.38 | (0.22, 0.66) | P = 0.001 | 0.47 | (0.26, 0.84) | P = 0.01 |
| NHPT | 2540 | 5746.98 | 16 | 1.00 | |||||
| First arrhythmia | |||||||||
| CHPT | 26 586 | 63581.67 | 95 | 0.43 | (0.26, 0.69) | P = 0.001 | 0.37 | (0.22, 0.63) | P = 0.001 |
| NHPT | 2527 | 5702.77 | 20 | 1.00 | |||||
| All cause mortality | |||||||||
| CHPT | 26 827 | 64235.69 | 2621 | 1.09 | (0.95, 1.25) | P = 0.22 | 0.97 | (0.84, 1.12) | P = 0.66 |
| NHPT | 2582 | 5851.81 | 219 | 1.00 | |||||
| Cardiovascular mortality | |||||||||
| CHPT | 11 616 | 27729.71 | 416 | 1.05 | (0.73, 1.50) | P = 0.80 | 0.93 | (0.64, 1.34) | P = 0.69 |
| NHPT | 1058 | 2234.28 | 32 | 1.00 | 1.00 | ||||
CHPT Helicobacter pylori treatments containing clarithromycin, CI confidence interval, HPT Helicobacter pylori treatment, IRR incidence rate ratio, MI myocardial infarction, NHPT clarithromycin free Helicobacter pylori treatment