Findings

What do systematic reviews say?

2 questions · 2 findings · 1 reviews

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

Delivery before 33 weeks · prenatal diagnosis

Early amniocentesis showed no clear difference in delivery before 33 weeks compared with transabdominal chorionic villus sampling (low certainty).

1 finding from 1 review

Amniocentesis and chorionic villus sampling for prenatal diagnosis 2017 · Cochrane Headline outcomes only
RR 0.5 [0.09, 2.73]
1 study · 1121 participants
Low

Delivery before 33 weeks · prenatal diagnosis

The review found no eligible studies for this question.

1 finding from 1 review

Amniocentesis and chorionic villus sampling for prenatal diagnosis 2017 · Cochrane Headline outcomes only
no estimate extracted
Studies not reported
No studies found