A survey of factors associated with perinatal mortality in 511 twins and fetal growth
retardation and its reversal in 262 twins is presented. The incidence of stillbirth was almost …

Perinatal data has been collected prospectively on 358 twins among 4,754 infants delivered
in a maternity hospital. The perinatal mortality for twins was 123 per cent, or more than three …

The increasing number of twin (and higher order) births is a matter of national concern for
two reasons: First, the differential rates of preterm (< 37 weeks) delivery and low birthweight …

Some epidemiologic characteristics of twin pregnancies and twin infants have been
reviewed. We found that twins are prone to be born prematurely and have lower birth …

In an attempt to reduce perinatal mortality in twin gestation, patients in whom the diagnosis
was made prenatally were urged to remain in the hospital at reduced activity until the 36th …

Twin pregnancies are known to have a higher risk of prematurity, uteroplacental
insufficiency and increased perinatal mortality. An almost universally held tenet is that …

The epidemiology of perinatal mortality in multiple pregnancies was investigated from data
on 16,831 multiple births from New York City's computerized vital records for 1978-1984 …

The study is based on two birth cohorts from the years 1966 and 1985–1986. Perinatal
mortality of twins has fallen over 20 years from 9.2% to 3.1%. Improvement is particularly …

There were 177 pairs of twins reviewed. The incidence of twin pregnancy was 1: 112.2
deliveries in a population consisting of 76.8 per cent Mexican-Americans. The incidence of …

There were 8 cesarean sections in the series. Five were for severe preeclampsia, and the
remaining 3 were for abruptio placentae. They were excluded for the purposes of this …