VAC in the group with EF ≥50% was lower than in the group with EF < 50% (respectively: 0.63 ± 0.38 with 0.94 ± 0.52) (p < 0.05).
VAC ở nhóm EF ≥ 50% thấp hơn so với nhóm EF < 50% (tương ứng: 0.63 ± 0.38 với 0.94 ± 0.52) (p < 0,05).