Findings

What do systematic reviews say?

26 questions · 26 findings · 4 reviews

No studies found 8 · 30.8%GRADE not reported 0 · 0%Very low 8 · 30.8%Low 7 · 26.9%Moderate 2 · 7.7%High 1 · 3.8%

Preterm birth · women with singleton pregnancies at risk of cervical insufficiency

Cervical pessary showed no clear difference in delivery before 37 weeks' gestation compared with cervical cerclage (low certainty).

1 finding from 1 review

Cervical pessary for preventing preterm birth in singleton pregnancies 2022 · Cochrane Headline outcomes only
RR 5.71 [0.33, 99.97]
1 study · 13 participants
Low

Maternal infection or inflammation · women with singleton pregnancies at risk of cervical insufficiency

It is very uncertain whether cervical pessary changes maternal infection or inflammation compared with cervical cerclage (very low certainty).

1 finding from 1 review

Cervical pessary for preventing preterm birth in singleton pregnancies 2022 · Cochrane Headline outcomes only
RR 0.23 [0.01, 4]
1 study · 13 participants
Very low

Neonatal/paediatric care unit admission · women with singleton pregnancies at risk of cervical insufficiency

The review found no eligible studies for this question.

1 finding from 1 review

Cervical pessary for preventing preterm birth in singleton pregnancies 2022 · Cochrane Headline outcomes only
no estimate extracted
Studies not reported
No studies found

Fetal/infant mortality · women with singleton pregnancies at risk of cervical insufficiency

Cervical pessary showed no clear difference in fetal/infant mortality compared with cervical cerclage (low certainty).

1 finding from 1 review

Cervical pessary for preventing preterm birth in singleton pregnancies 2022 · Cochrane Headline outcomes only
RR 0.38 [0.02, 7.93]
1 study · 13 participants
Low

Harm to offspring from the intervention · women with singleton pregnancies at risk of cervical insufficiency

1 finding from 1 review

Cervical pessary for preventing preterm birth in singleton pregnancies 2022 · Cochrane Headline outcomes only
no estimate extracted
1 study · 13 participants
Low

Birthweight (g) · women with singleton pregnancies at risk of cervical insufficiency

The review found no eligible studies for this question.

1 finding from 1 review

Cervical pessary for preventing preterm birth in singleton pregnancies 2022 · Cochrane Headline outcomes only
no estimate extracted
Studies not reported
No studies found