[Duration of pregnancy in higher degree multiple birth].

The relationship of birth-weight and gestational age was analyzed in 39 multiple pregnancies (27 x triplets, 9 x quadruplets, 3 x quintuplets). Prophylactic cerclage has no benefit for the duration of the pregnancy. Premature rupture of the membranes was the major indication to delivery (33.3%) followed by maternal (28.2%) and foetal (28.2%) causes.