Previous operations
| Previous surgeries | Group; no. (%)* | |
|---|---|---|
| MINI (n = 40) | STERN (n = 92) | |
| Isolated MVR/repair | 7 (18) | 57 (62) |
| MVR/repair ± other valve ± CABG | 5 (13) | 16 (17) |
| CABG | 20 (50) | 10 (11) |
| AVR/ repair ± aortic ± CABG | 7 (18) | 9 (5) |
| Other | 7 (18) | 9 (10) |
AVR = aortic valve replacement; CABG = coronary artery bypass grafting; MINI = mini-thoracotomy; MVR = mitral valve replacement; STERN = conventional sternotomy.
↵* Data are rounded to the nearest integer. Values do not add to 100% as many patients had more than 1 prior cardiac surgery.