Routine/revealed vs selective/concealed ultrasound: Detection of fetal abnormality before 24 weeks' gestation
Routine/revealed probably leads to higher detection of fetal abnormality before 24 weeks' gestation compared with selective/concealed ultrasound (moderate certainty).
What each review found
Current versions only| Finding | Effect | Studies | GRADE certainty |
|---|---|---|---|
Routine/revealed vs selective/concealed ultrasound Detection of fetal abnormality before 24 weeks' gestation · Pregnant women at less than 24 weeks' gestation undergoing fetal assessment by ultrasound Routine/revealed probably leads to higher detection of fetal abnormality before 24 weeks' gestation compared with selective/concealed ultrasound (moderate certainty). Ultrasound for fetal assessment in early pregnancy (2015) · Cochrane Headline outcomes only | RR 3.46 [1.67, 7.14] | 2 studies · 387 participants | Moderate |
Findings are shown side by side, never pooled across reviews.
The reviews
| Review | Searched up to | Included studies | AMSTAR 2 |
|---|---|---|---|
| Ultrasound for fetal assessment in early pregnancy 2015 · Cochrane Headline outcomes only | Not reported | list not extracted yet | Not assessed |
Studies behind the findings
None of these reviews ties its included studies to this outcome in the data here. Cochrane reviews and reviews with headline outcomes only do not list their studies yet.
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.