What do systematic reviews say?

3 questions · 3 findings · 1 reviews · Pregnancy and Childbirth

No studies found 0 · 0%GRADE not reported 0 · 0%Very low 1 · 33.3%Low 2 · 66.7%Moderate 0 · 0%High 0 · 0%

Preterm birth · women with singleton pregnancies and threatened preterm labor (PTL) between 23 to 35 weeks

Main comparison (FFN knowledge showed no clear difference in preterm birth < 37 weeks compared with no knowledge) (low certainty).

1 finding from 1 review

Fetal fibronectin testing for reducing the risk of preterm birth 2019 · Cochrane Headline outcomes only
RR 0.72 [0.52, 1.01]
5 studies · 434 participants
Low

Preterm birth less than 34 weeks' gestation · women with singleton pregnancies and threatened preterm labor (PTL) between 23 to 35 weeks

Main comparison (FFN knowledge showed no clear difference in preterm birth < 34 weeks compared with no knowledge) (low certainty).

1 finding from 1 review

Fetal fibronectin testing for reducing the risk of preterm birth 2019 · Cochrane Headline outcomes only
RR 1.09 [0.54, 2.18]
4 studies · 357 participants
Low

Preterm birth < 32 weeks · women with singleton pregnancies and threatened preterm labor (PTL) between 23 to 35 weeks

It is very uncertain whether main comparison (FFN knowledge changes preterm birth < 32 weeks compared with no knowledge) (very low certainty).

1 finding from 1 review

Fetal fibronectin testing for reducing the risk of preterm birth 2019 · Cochrane Headline outcomes only
RR 0.79 [0.16, 3.96]
4 studies · 357 participants
Very low