NPPB and hydrops fetalis: These predictors included “serum NT-pro-BNP level > 8100 mg/dl,” “age > 79 years,” “without ACEI/ARB,” “without beta-blocker,” “without loop diuretics,” “with mechanical ventilator support,” “with NIPPV support,” “with vasopressor,” and “experience of CPR.” The predictors in current NT-pro BNP-based scores were distinct from those in previous prognosis-predicting models in hospitalized HF patients5, 9, 4, 8.