Findings

What do systematic reviews say?

1 questions · 1 findings · 1 reviews

No studies found 0 · 0%GRADE not reported 0 · 0%Very low 0 · 0%Low 0 · 0%Moderate 0 · 0%High 1 · 100%

Anomalies (all recorded) · prenatal diagnosis

Early leads to higher anomalies (all recorded) compared with second trimester amniocentesis (high certainty).

1 finding from 1 review

Amniocentesis and chorionic villus sampling for prenatal diagnosis 2017 · Cochrane Headline outcomes only
RR 1.73 [1.26, 2.38]
1 study · 4334 participants
High