Table 4.
Outcomes of patients who underwent CTO-PCI.
| Variable | Failed CTO-PCI (n = 48) | Successful CTO-PCI (n = 252) | p-value | ||
|---|---|---|---|---|---|
| Mean follow up (±SD), days | 1,152 | ±479 | 1,328 | ±512 | 0.12 |
| N | % | N | % | ||
| Stent thrombosis | 0 | 0 | 10 | 4.0 | 0.16 |
| Stent thrombosis type | 0.41 | ||||
| None | 48 | 100 | 243 | 96.4 | |
| Probable | 0 | 0 | 1 | 0.4 | |
| Definite | 0 | 0 | 8 | 3.2 | |
| Stent thrombosis time | 0.62 | ||||
| None | 48 | 100 | 243 | 96.4 | |
| Acute | 0 | 0 | 3 | 1.2 | |
| Late | 0 | 0 | 4 | 1.6 | |
| Very late | 0 | 0 | 2 | 0.8 | |
| In-hospital death | 1 | 2.1 | 9 | 3.6 | 0.60 |
| All-cause death | 6 | 12.5 | 25 | 9.9 | 0.59 |
| MACE | 3 | 6.3 | 22 | 8.7 | 0.57 |
| MACE type | 0.36 | ||||
| No MACE | 45 | 93.8 | 230 | 91.3 | |
| Cardiac death | 0 | 0 | 6 | 2.4 | |
| Myocardial infarction | 3 | 6.3 | 7 | 2.8 | |
| Revascularization | 0 | 0 | 6 | 2.4 | |
| Unknown | 0 | 0 | 3 | 1.2 | |
| Post intervention CCS class | 0.20 | ||||
| No angina | 11 | 45.8 | 72 | 56.7 | |
| 1 | 4 | 16.7 | 23 | 18.1 | |
| 2 | 3 | 12.5 | 16 | 12.6 | |
| 3 | 2 | 8.3 | 11 | 8.7 | |
| 4 | 4 | 16.7 | 5 | 3.9 | |
SD, standard deviation; MACE, major adverse cardiovascular event.