NPPB and hydrops fetalis: As shown in Table 3, when patients were divided into tertile groups (low EI ≤ 23.9 kcal/kg/day; mid EI 24.0–29.8; high EI ≥ 29.9) according to daily energy intake per actual body weight, there were no significant differences in age, percentage of females, heart rate, systolic blood pressure, LVEF, NYHA functional class, prevalence of history of HF hospitalization, and BNP level among the groups.