Findings

What do systematic reviews say?

2 questions · 2 findings · 1 reviews

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

Early amniocentesis vs transabdominal chorionic villus sampling

All known pregnancy loss (including termination of pregnancy) · prenatal diagnosis

Early amniocentesis showed no clear difference in all known pregnancy loss (including termination of pregnancy) 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 1.15 [0.86, 1.54]
4 studies · 5491 participants
Low

Early vs second trimester amniocentesis

All known pregnancy loss (including termination of pregnancy) · prenatal diagnosis

Early leads to higher all known pregnancy loss (including termination of pregnancy) 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 1.29 [1.03, 1.61]
1 study · 4334 participants
High