NPPB and hydrops fetalis: In Table 4, patients with preserved NT-proBNP (≤330 pg/ml) and LVMI (non-LVH) were used as a reference, and those with NT-proBNP (≤330 pg/ml) and increased LVMI (LVH) had a higher risk of HF (HR 1.67, 95% CI: 0.39–5.18).