Supplementary Table 2. Perinatal mortality according to gestational order in 2018.
  Singleton Twin ≥ Triplets
Livebirth* 14582 6033 222
Stillbirth 42 37 10
Early neonatal death 94 104 13
Perinatal Mortality** 9.2% 22.8% 93.9%

(*) Early neonatal death are excluded
(**) Perinatal Mortality = (stillbirth + early neonatal death) / (livebirth + stillbirth + early neonatal death)