Findings

What do systematic reviews say?

6 questions · 6 findings · 1 reviews

No studies found 0 · 0%GRADE not reported 1 · 16.7%Very low 0 · 0%Low 3 · 50%Moderate 2 · 33.3%High 0 · 0%

Low birthweight · Women with a multiple pregnancy

Vaginal progesterone showed no clear difference in infant birthweight less than 2500 g compared with no treatment or placebo (moderate certainty).

1 finding from 1 review

Preterm birth · Women with a multiple pregnancy

Vaginal progesterone showed no clear difference in preterm birth less than 37 weeks compared with no treatment or placebo (moderate certainty).

1 finding from 1 review

Preterm birth less than 28 weeks · Women with a multiple pregnancy

Vaginal progesterone showed no clear difference in preterm birth less than 28 weeks compared with no treatment or placebo (low certainty).

1 finding from 1 review

Perinatal mortality · Women with a multiple pregnancy

Vaginal progesterone showed no clear difference in perinatal death compared with no treatment or placebo (low certainty).

1 finding from 1 review

Preterm birth less than 34 weeks' gestation · Women with a multiple pregnancy

Vaginal progesterone showed no clear difference in preterm birth less than 34 weeks compared with no treatment or placebo (low certainty).

1 finding from 1 review

Major neurodevelopmental disability at childhood · Women with a multiple pregnancy

1 finding from 1 review