Time trend analysis of perinatal mortality, stillbirth, and early neonatal mortality of multiple pregnancies for each gestational week from the year 2000 to 2019: A population-based study in Japan.

In singleton pregnancies, the perinatal mortality rate was the lowest between 39 and 41 weeks of gestation, while in multiple pregnancies, the perinatal mortality rate showed an increasing trend after 38 weeks of gestation.

also in 63,971 other papers

The perinatal mortality rates of both singleton and multiple pregnancies showed a decreasing trend between 22 and 37 weeks of gestation.

also in 47,180 other papers