What do systematic reviews say?

2 questions · 2 findings · 2 reviews · Pregnancy and Childbirth

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

Umbilical artery Doppler ultrasound vs no Doppler ultrasound

Caesarean section · pregnant women at increased risk of fetal complications

Umbilical artery Doppler ultrasound probably leads to lower caesarean section (elective and emergency) compared with no Doppler ultrasound (moderate certainty).

1 finding from 1 review

Fetal and umbilical Doppler ultrasound in high‐risk pregnancies 2017 · Cochrane Headline outcomes only
RR 0.9 [0.84, 0.97]
14 studies · 7918 participants
Moderate

All routine Doppler ultrasound vs no Doppler ultrasound

Caesarean section · Pregnant women in unselected or low‐risk populations.

All routine Doppler ultrasound showed no clear difference in caesarean section (elective and emergency) compared with no Doppler ultrasound (high certainty).

1 finding from 1 review

Fetal and umbilical Doppler ultrasound in normal pregnancy 2015 · Cochrane Headline outcomes only
RR 0.98 [0.85, 1.13]
2 studies · 6373 participants
High