Table 4.
Comparison of follow-up data between CABG and PCI groups before propensity score matching, n (%)
| End points | CABG group (n = 517) | PCI group (n = 1501) | Statistical values* | P |
|---|---|---|---|---|
| Survival rate | ||||
| 1 year | 516 (99.8) | 1482 (98.7) | 4.7509 | 0.0062 |
| 5 years | 510 (98.6) | 1443 (96.1) | 1.9867 | 0.0024 |
| 10 years | 503 (97.3) | 1419 (94.5) | 9.6574 | 0.0072 |
| Freedom from stroke | ||||
| 1 year | 515 (99.6) | 1486 (99.0) | 8.9765 | 0.0164 |
| 5 years | 507 (98.1) | 1475 (98.3) | 7.5430 | 0.0666 |
| 10 years | 487 (94.2) | 1463 (97.5) | 0.8765 | 0.0059 |
| Freedom from repeat revascularization | ||||
| 1 year | 517 (100.0) | 1484 (98.9) | 3.2231 | 0.0100 |
| 5 years | 510 (98.6) | 1449 (96.5) | 2.9875 | 0.0079 |
| 10 years | 507 (98.1) | 1438 (95.8) | 0.0976 | 0.0113 |
| Freedom from myocardial infarction | ||||
| 1 year | 516 (99.8) | 1467 (97.7) | 10.9876 | <0.0001 |
| 5 years | 507 (98.1) | 1404 (93.5) | 2.7865 | <0.0001 |
| 10 years | 497 (96.1) | 1378 (91.8) | 23.0987 | 0.0005 |
| Freedom from MACCEs | ||||
| 1 year | 512 (99.0) | 1454 (96.9) | 2.8902 | <0.0001 |
| 5 years | 494 (95.6) | 1345 (89.6) | 4.9076 | <0.0001 |
| 10 years | 482 (93.2) | 1295 (86.3) | 2.7654 | <0.0001 |
*McNemar’s test. CABG: Coronary artery bypass grafting; PCI: Percutaneous coronary intervention; MACCEs: Main adverse cardiovascular and cerebrovascular events.