Mean MVA was 1 ± 0.6 cm2; mean LVEF was 63.2 ± 5.4%; mean PAPs was 43.3 ± 18.3 mmHg.
Diện tích mở VHL trên siêu âm trung bình 1 ± 0,6 c m2; LVEF trung bình 63,2 ± 5,4%; PAPs trung bình 43,3 ± 18,3 mmHg.