S5.

Causes of 30-day mortality.

Adverse events	AVR	MVR
Cardiac tamponade	0	2
Left ventricular failure	2	3
Hemorrhage	3	5
Acute renal failure	1	2
Major infection/sepsis	5	6
Stroke	3	3
Other	3	5
Total	17	26

AVR=aortic valve replacement; MVR=mitral valve replacement