Documentation for included dataset
A data frame containing 32 observations on 671 infants.
Data on 671 infants with very low (<1600 grams) birth weight from 1981-87 were collected at Duke University Medical Center by Dr. Michael O'Shea.
O'Shea M, Savitz DA, Hage ML, Feinstein KA: Prenatal events and the risk of subependymal / intraventricular haemorrhage in very low birth weight neonates. Paediatric and Perinatal Epidemiology 1992;6:352-362.