Table 2. Baseline characteristics of patients undergoing reoperative aortic valve replacement via a minimally invasive approach.
| First author | n | Mean age (years) | Male | LVEF | NYHA class III-IV | AS | AR | DM | PVD | Strokes | CVA | Renal failure | COPD | Previous CABG |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Byrne | 20 | 69M (IR 39-93) | 80 | 54M (IR 20-78) | 50 | – | – | – | – | – | – | – | – | 55 |
| Grossi | 42 | – | – | – | – | – | – | – | – | – | – | – | – | – |
| Svensson | 18 | – | – | – | – | – | – | – | – | – | – | – | – | – |
| Mihaljevic | 63 | 75M (IR 31-93) | 75 | –* | 37 | – | 63 | – | – | – | – | – | – | 63 |
| Sharony | 61 | 63.4±1.3 | 64 | – | – | – | – | 14.3 | – | – | – | – | 13 | – |
| Bakir | 19 | 73.6±11.4 | – | 58.1±15 | 47.3 | – | – | 15.8 | – | – | – | 15.8 | 15.8 | 63.2 |
| Totaro | 77 | 62±13 | 61 | 53±12 | – | – | – | – | – | – | – | – | – | – |
| Gaeta | 16 | – | – | – | – | – | – | – | – | 6.3 | – | – | – | 100 |
| Pineda | 36 | 75.3±9 | 92 | 55M (IR 41-60) | – | – | – | 64 | 17 | – | 14 | – | – | 86 |
| Mikus | 38 | 76±11 | 55.3 | 55M | – | 73.6 | – | 21.1 | 31.6 | – | 2.6 | – | 21.1 | 46 |
| Kaneko | 51 | 83.3±2.7 | 70.6 | 55M (IR 50-60) | 62.7 | 78.4 | 5.9 | 31.4 | – | 9.8 | 9.8 | 2 | – | 92.2 |
| Minimum | – | 62 | 55.3 | 53 | 37 | 73.6 | 5.9 | 14.3 | 17 | 6.3 | 2.6 | 2 | 13 | 46 |
| Maximum | – | 83.3 | 92 | 55 | 62.7 | 78.4 | 63 | 64 | 31.6 | 9.8 | 14 | 15.8 | 21.1 | 100 |
| Weighted Mean | – | 71.2 | 69.2 | 49.9 | 48.7 | NA | NA | 30.0 | NA | NA | 8.8 | NA | NA | 71.7 |
Data presented are expressed in % unless otherwise stated; n, number of patients; PVD, peripheral vascular disease; AS, aortic stenosis; AR, aortic regurgitation; M, median; IR, interquartile range; DM, diabetes mellitus; *, 19 out of 63 patients had LVEF ≤40%; Dashed lines indicate value was not reported; NA, not appropriate due to low reporting of outcome; LVEF, left ventricular ejection fraction; NYHA, New York Heart Association; CVA, cerebrovascular accident; COPD, chronic obstructive pulmonary disease; CABG, coronary artery bypass graft.