Early Maturation of Heart Rate Variability in Very Preterm Infants Depends on Neonatal Factors and Is Associated With Neurodevelopmental Risk

1, FMA functional maturation age, PDA patent ductus arteriosus, Autonomic nervous system biomarker heart rate variability neurodevelopment prematurity 95% confidence interval ΔHRV difference between functional maturation age BPD bronchopulmonary dysplasia FMA functional maturation age GA gestational age HRV heart rate variability IQR interquartile range ORs odds ratio PDA patent ductus arteriosus PMA post-menstrual age, IQR interquartile range, HRV heart rate variability, Autonomic nervous system biomarker heart rate variability neurodevelopment prematurity 95% confidence interval, 0