Why Do Babies Die? Elaine B. St. John, MD Division of Neonatology University of Alabama at Birmingham
Mortality by Country
Mortality by State
Mortality by Gestational Age
Causes of Death in Liveborns Extreme Prematurity RDS PDA Pulmonary hemorrhage CLD NEC MOSF IVH Termination/LAWR Asphyxia/HIE PPHN Other Anomaly/Sequence Chromosomal Abnormality CHD Other Infection Unexplained
Effect of Maternal Steroids
Effect of Consensus Statement on Prenatal Steroids 0% 20% 40% 60% 80% 100% 1991-2001 25-26wks 27-28wks Home, No O 2 at 28d Died PTD O Died <12 hrs
Alphabet Soup AOP Apnea of Prematurity, A&B BPD Bronchopulmonary Dysplasia CLD Chronic Lung Disease HIE Hypoxic Ischemic Encephalopathy IVH Intraventricular Hemorrhage NEC Necrotizing Enterocolitis PIE Pulmonary Interstitial Emphysema PPHN Persistent Pulm. Hypertension of the Newborn, PFC RDS Respiratory Distress Syndrome, HMD ROP Retinopathy of Prematurity, RLF
Alphabet Soup?
Annual Rates of Low Birth Weight, Preterm and Neonatal Mortality 1981 – 1998 Single Live Births to U.S. Resident Mothers ?
Distribution of Births Survival & Births by GA 100% 30% 90% 25% 80% 70% Survival 20% 60% Distribution of Births Distribution of Births Survival 50% 15% 40% 10% 30% 20% 5% 10% 0% 0% 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 GA (wks)
Livebirth Causes of Death