NPPB and hydrops fetalis: An analysis of the CRIC and SPRINT cohorts including patients without previously diagnosed HF revealed increasing values of the 95th percentile of NT-proBNP levels from 682 pg/mL in subjects with eGFR 45–59 mL/min/1.73 m2 to 1130 pg/mL for those with eGFR 30–44 mL/min/1.73 m2 to 2523 pg/mL in those with eGFR < 30 mL/min/1.73 m2 [29].