Table 1:

Follow-up studies of BAV patients after isolated AVR surgery

Authors	Sample size	Study period	BAV disease (AS vs AI)a	Proximal aorta (mm)	Follow-up (years)	Type A dissection	Sudden deaths
Russo et al. [36]	50	1975–1985	42% AS 18% AI	Normal?	19.5 ± 3.9	5 (10%)	7 (14%)
Borger et al. [37]	201	1979–1993	63% AS 22% AI	≤50 mm	10.3 ± 3.8	1 (0.5%)	3 (2%)
Goland et al. [38]	252	1971–2000	50% AS 12% AI	≤50 mm	8.9 ± 6.3	0 (0%)	11 (6%)
McKellar et al. [39]	1286	1960–1995	77% AS 7% AI	?	12 (0–38)	13 (1%)	?
Dayan et al. [40]	60	2000–2003	83% AS 17% AI	≤45 mm	6.2 ± 2	0 (0%)	0 (0%)
Girdauskas et al. [41]	153	1995–2001	100% AS	40–50 mm	11.5 ± 3.2	0 (0%)	3 (2%)

^aPatients with mixed aortic valve lesions were not included.

AS: aortic valve stenosis; AI: aortic valve insufficiency; BAV: bicuspid aortic valve; AVR: aortic valve replacement.