Ocular alignment and refraction in preterm children at 1 and 6 years old

To investigate cycloplegic refraction and ocular alignment in a population of preterm children at 1 and 6 years old.We included 261 preterm infants with a birth weight ≤1,500 g and a gestational age ≤32 weeks; there were 217 preterm infants (group 1), 28 preterm infants with mild retinopathy of prematurity (ROP) (group 2), and 16 preterm infants affected by severe ROP (group 3). Each patient underwent retinoscopy, ocular alignment assessment,...