Table 2.

Details on surgery. Characteristics are given in absolute numbers and percent or median and first and third quartile

Indication for MIAVR
- Aortic stenosis	18 (72%)
- Aortic insufficiency	2 (8%)
- Bicuspid aortic valves	2 (8%)
- Complex vitium	2 (8%)
- Combined aortic vitium	1 (4%)
Surgical access
- Minithoracotomy	18 (72%)
- Hemisternotomy	7 (28%)
Aortic clamp time	97 min (Q1: 75, Q3: 116)
Extracorporeal time	135 min (Q1: 116, Q3: 166)

Compression is higher for data that are easy or inexpensive to reproduce, and lower for data derived from unique or irreproducible samples.