Table 7. Independent risk factors for mortality, major adverse event, and hospital stay in multivariate analysis.

Variables	OR	95% CI lower	95% CI upper	p
Mortality
Annulus Z-score	0,5	0,3	0,9	0,01
Residual VSD 2-4 mm	54,6	1,6	1,874.2	0,03
Major adverse event Residual VSD 2-4 mm	12,4	1,5	99,9	0,02
Hospital stay Preoperative hematocrit	1,12	1,1	1,2	<0.001