Question: when are di di twins born?
Answer: Fetal/neonatal The average twin delivers between 35 and 36 weeks' gestation at a mean birth weight of 2300 to 2500 grams. Approximately half of twin sets deliver prior to term, one in six deliver at 32 weeks or earlier, and one in 10 is very low birth weight (VLBW) less than 1500 grams.