Findings

What do systematic reviews say?

7 questions · 7 findings · 1 reviews

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No studies found 4 · 57.1%GRADE not reported 0 · 0%Very low 0 · 0%Low 3 · 42.9%Moderate 0 · 0%High 0 · 0%

Transabdominal chorionic villus sampling vs second trimester amniocentesis

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

Transabdominal chorionic villus sampling showed no clear difference in all known pregnancy loss (including termination of pregnancy) compared with second trimester amniocentesis (low certainty).

1 finding from 1 review

Amniocentesis and chorionic villus sampling for prenatal diagnosis 2017 · Cochrane Headline outcomes only
RR 0.9 [0.66, 1.23]
1 study · 2234 participants
Low

Transabdominal chorionic villus sampling vs second trimester amniocentesis

Miscarriage · prenatal diagnosis

Transabdominal chorionic villus sampling showed no clear difference in spontaneous miscarriage compared with second trimester amniocentesis (low certainty).

1 finding from 1 review

Amniocentesis and chorionic villus sampling for prenatal diagnosis 2017 · Cochrane Headline outcomes only
RR 0.77 [0.49, 1.21]
1 study · 2069 participants
Low

Transabdominal chorionic villus sampling vs second trimester amniocentesis

Sampling failure · 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

Transabdominal chorionic villus sampling vs second trimester amniocentesis

Laboratory failure · 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

Transabdominal chorionic villus sampling vs second trimester amniocentesis

Known false negative after birth · 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

Transabdominal chorionic villus sampling vs second trimester amniocentesis

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

Transabdominal chorionic villus sampling vs second trimester amniocentesis

Perinatal death (stillbirth + death in first week of life) · prenatal diagnosis

Transabdominal chorionic villus sampling showed no clear difference in perinatal deaths (stillbirths and neonatal deaths in the first week… compared with second trimester amniocentesis (low certainty).

1 finding from 1 review

Amniocentesis and chorionic villus sampling for prenatal diagnosis 2017 · Cochrane Headline outcomes only
RR 1.18 [0.4, 3.51]
1 study · 2069 participants
Low