Table 3.
Cox proportional hazard ratio
| Variable | Hazard ratio | 95% confidence interval | P value |
|---|---|---|---|
| HTN | 1.6 | 1.07–2.4 | 0.02 |
| NSAID | 1.3 | 0.8–2.2 | 0.25 |
| Contrast media exposure | 1.4 | 1.1–1.8 | 0.01 |
HTN, hypertension; NSAID, nonsteroidal anti-inflammatory drug
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