Table 7.
—Multivariate Cox Proportional Hazards Model for Time to Migration by Stent Type
| Stent Type | Hazard Ratio | 95% CI | P Value |
| Dumon silicone vs Ultraflex | 3.52 | 1.41-8.82 | .007 |
| Aero vs Ultraflex | 1.61 | 0.58-4.47 | .37 |
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