Table 3. Characteristics of PCI after surgery subgroup patients.
| Characteristicsa | Total patients (n=46) | MIDCAB (n=12) | RACAB (n=34) | P value |
|---|---|---|---|---|
| Clinical and demographic | ||||
| Mean age (years) | 66.8±8.5 | 63.6±8.1 | 67.8±8.1 | 0.248 |
| BMI | 25.2±4.1 | 26.1±3.5 | 24.1±2.6 | 0.165 |
| Female gender | 13 (28.3) | 5 (41.7) | 8 (23.5) | 0.408 |
| PROM, % | 2.9 | 3.2 | 2.5 | 0.301 |
| LVEF | 58.5±9.3 | 57.5±6.4 | 59.0±8.6 | 0.264 |
| NYHA III/IV | 12 (26.1) | 5 (41.7) | 7 (20.6) | 0.295 |
| Hyperlipidemia | 6 (13.0) | 1 (8.3) | 5 (14.7) | 0.948 |
| History of arrhythmia | 3 (6.5) | 1 (8.3) | 2 (5.9) | 1.000 |
| Hypertension | 28 (60.9) | 8 (66.7) | 20 (58.8) | 0.893 |
| Diabetes mellitus | 19 (41.3) | 7 (58.3) | 12 (35.3) | 0.293 |
| Impaired renal function | 4 (8.7) | 2 (16.7) | 2 (5.9) | 0.586 |
| PVD history | 9 (19.6) | 3 (25.0) | 6 (17.6) | 0.898 |
| COPD history | 3 (6.5) | 1 (8.3) | 2 (5.9) | 1.000 |
| PCI interval after op (day) | 6.70±2.08 | 7.20±1.75 | 5.40±1.90 | 0.041 |
| Target of PCI | ||||
| LCX | 17 (37.0) | 5 (41.7) | 12 (35.3) | 0.964 |
| DIA/ramus | 4 (8.7) | 0 (0.0) | 4 (11.9) | 0.517 |
| OM | 2 (4.3) | 1 (8.3) | 1 (2.9) | 0.458 |
| RCA/PDA | 23 (50.0) | 6 (5.0) | 17 (50.0) | 1.000 |
| Post-op outcomes | ||||
| Neurological complications | 1 (2.2) | 1 (8.3) | 0 (0.0) | 0.261 |
| Myocardial infarction | 1 (2.2) | 0 (0.0) | 1 (2.9) | 1.000 |
| New renal failure | 1 (2.2) | 1 (8.3) | 0 (0.0) | 0.261 |
| New arrhythmia | 3 (6.5) | 1 (8.3) | 2 (5.9) | 1.000 |
| Reopening for bleeding | 0 (0.0) | 0 (0.0) | 0 (0.0) | −b |
| MODS | 0 (0.0) | 0 (0.0) | 0 (0.0) | −b |
| ARDS | 0 (0.0) | 0 (0.0) | 0 (0.0) | −b |
| ICU stay (hour) | 32.6±9.6 | 34.6±5.1 | 26.6±7.4 | 0.011 |
a, continuous data are given as mean ± standard deviation or median, and categorical data as number (%); b, incalculable. PCI, percutaneous coronary intervention; MIDCAB, minimally invasive direct coronary artery bypass graft; RACAB, robot-assisted coronary artery bypass graft; BMI, body mass index; PROM, predicted risk of mortality; LVEF, left ventricular ejection fraction; NYHA, New York Heart Association; PVD, peripheral vascular disease; COPD, chronic obstructive pulmonary disease; LCX, left circumflex artery; DIA, diagonal artery; OM, obtuse marginal; RCA, right coronary artery; PDA, posterior descending artery; MODS, multiple organ dysfunction syndrome; ARDS, acute respiratory distress syndrome; ICU, intensive care unit.