Of these, 51% was male and was mean birthweight 1521 ± 325 gr, 30.8 ± 2 weeks' gestational age.
Trong đó trẻ nam chiếm 51%. Trẻ có cân nặng trung bình 1521 ± 325 gr, tuổi thai trung bình 30.8 ± 2 tuần.