Impact of concomitant aortic regurgitation on long-term outcome after surgical aortic valve replacement in patients with severe aortic stenosis

Table 3 Results on control examinations according to defined outcomes

Outcome	Group	Preoperatively	First control	Second control
NYHA class mean ± s.d.	AS	2,34 ± 0,48	1,98 ± 0,42¹	2,07 ± 0,46¹
	AS + AR	2,44 ± 0,50	2,08 ± 0,45¹	2,22 ± 0,58
6MWT (m) mean ± s.d.	AS	nd	322 ± 96	340 ± 100
	AS + AR	nd	276 ± 106³	325 ± 89²
LV EF (%) mean ± s.d.	AS	60 ± 13	62 ± 11	60 ± 10
	AS + AR	57 ± 15	60 ± 11	57 ± 11
LV EF < 45% n, (%)	AS	7 (13)	3 (8)	2 (6)
	AS + AR	11 (20)	3 (9)	4 (12)
Dead n, (%)	AS	-	1 (2)	12 (22)
	AS + AR	-	1 (2)	12 (24)

Abbreviations: nd, not done; ¹ p < 0.001 vs preoperative values; ² p < 0.05 vs AS group; ³ p < 0.05 vs first control

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