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 0 · 0%Moderate 2 · 100%High 0 · 0%

Early vs second trimester amniocentesis

Known false negative after birth · prenatal diagnosis

Early showed no clear difference in known false negative after birth compared with second trimester amniocentesis (moderate certainty).

1 finding from 1 review

Amniocentesis and chorionic villus sampling for prenatal diagnosis 2017 · Cochrane Headline outcomes only
RR 3 [0.12, 73.67]
1 study · 4368 participants
Moderate

Early vs second trimester amniocentesis

Known false negative after birth ‐ Incorrect sex determination · prenatal diagnosis

Early showed no clear difference in known false negative after birth ‐ Incorrect sex determination compared with second trimester amniocentesis (moderate certainty).

1 finding from 1 review

Amniocentesis and chorionic villus sampling for prenatal diagnosis 2017 · Cochrane Headline outcomes only
RR 5 [0.24, 104.18]
1 study · 4368 participants
Moderate