Table 3. Incidence of device thrombosis up to 5-year follow-up.
| Absorb BVS (n=924) | XIENCE EES (n=921) | Hazard ratio (95% CI) | p-value¶ | |
|---|---|---|---|---|
| Definite | 38 (4.3%) | 9 (1.0%) | 4.24 (2.05-8.77) | <0.001 |
| Probable | 5 (0.5%) | 4 (0.5%) | 1.24 (0.33-4.62) | 0.747 |
| Possible | 16 (1.8%) | 25 (3.0%) | 0.63 (0.34-1.18) | 0.150 |
| Definite/probable | 43 (4.8%) | 13 (1.5%) | 3.32 (1.78-6.17) | <0.001 |
| ≤24 hours (acute) | 3 | 3 | ||
| >24 hours to 30 days (subacute) | 10 | 2 | ||
| 31 days to 1 year (late) | 8 | 1 | ||
| 1-2 years (very late) | 9 | 2 | ||
| 2-3 years (very late) | 4 | 0 | ||
| 3-4 years (very late) | 6 | 3 | ||
| 4-5 years (very late) | 3 | 2 | ||
| Any device thrombosis | 58 (6.5%) | 38 (4.4%) | 1.53 (1.02-2.31) | 0.039 |
| ¶p-values were calculated by the log-rank test. BVS: bioresorbable vascular scaffold; EES: everolimus-eluting stent | ||||