Table 7. Perinatal mortality according to gestational order in 2015
Assisted reproduction technique procedure Singleton Twin ≥Triplets
Live birth Still birth Early neonatal death Live birth Still birth Early neonatal death Live birth Still birth Early neonatal death
FET 3,542 11 14 1,579 2 15 117 2 7
Fresh 5,151 20 33 2,516 13 35 177 3 6
OD 2,450 16 25 1,892 22 18 104 3 4
Other 362 2 1 226 3 5 15 0 0
Total 11,505 49 73 6,213 40 73 413 8 17
Perinatal mortalitya 10.5 17.9 57.1
aProportion of still births plus early neonatal death per 1,000 newborns FET= frozen embryo transfer; ICSI=intracytoplasmic sperm injection