Two new mothers are discussing their infants outside the neonatal intensive care unit. Both were born at 36 weeks' gestation. One infant weighs 2600 g (5 lb, 12 oz) while the other infant weighs 1600 g (3 lb, 8 oz). The mother of the second infant should be told that her child is more likely to have which of the following conditions?
a) Respiratory distress syndrome
b) Intraventricular hemorrhage
c) Patent ductus arteriosus
d) Necrotizing enterocolitis