Table 1

Clinical variables of infants included in the study (N=87)*

CharacteristicsN (%)
Male gender42 (48)
Bronchopulmonary dysplasia28 (32)
Patent ductus arteriosus27 (31)
Sepsis42 (48)
Retinopathy of prematurity21 (24)
  • *Gestational age ≤32 weeks.