Question · asked by 1 review
All routine Doppler ultrasound vs no Doppler ultrasound: Caesarean section
- Population
- Pregnant women in unselected or low‐risk populations.
- Intervention
- All routine Doppler ultrasound
- Comparison
- no Doppler ultrasound
- Outcome
- Caesarean section
All routine Doppler ultrasound showed no clear difference in caesarean section (elective and emergency) compared with no Doppler ultrasound (high certainty).
What each review found
Current versions only| Finding | Effect | Studies | GRADE certainty |
|---|---|---|---|
All routine Doppler ultrasound vs no Doppler ultrasound Caesarean section (elective and emergency) · 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). 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 |
Findings are shown side by side, never pooled across reviews.
The reviews
| Review | Searched up to | Included studies | AMSTAR 2 |
|---|---|---|---|
| Fetal and umbilical Doppler ultrasound in normal pregnancy 2015 · Cochrane Headline outcomes only | Not reported | Not extracted | Not assessed |
How reviews are matched to this question
Reviews word the same question differently. Four decision models (TypeSafe's Jev, Liquid AI's d1-ultra, SubQ Snap and Baseten's Elephant) judged each wording of the population, intervention, comparator and outcome against the others; two wordings count as the same when at least three of them agree and none clearly disagrees, and findings count as this question only when all four elements match. Timing, setting and subgroup never split a question: they are shown on each finding.