Heparin plus aspirin vs aspirin: Intrauterine growth restriction
It is very uncertain whether heparin plus aspirin changes intrauterine growth restriction compared with aspirin (very low certainty).
What each review found
Include earlier review versions| Finding | Effect | Studies | GRADE certainty |
|---|---|---|---|
Heparin plus aspirin vs aspirin Intrauterine growth restriction · women with persistent antiphospholipid antibodies and recurrent pregnancy loss It is very uncertain whether heparin plus aspirin changes intrauterine growth restriction compared with aspirin (very low certainty). Aspirin or heparin or both for improving pregnancy outcomes in women with persistent antiphospholipid… (2020) · Cochrane Headline outcomes only | RR 0.85 [0.33, 2.19] | 3 studies · 151 participants | Very low |
Findings are shown side by side, never pooled across reviews.
The reviews
| Review | Searched up to | Included studies | AMSTAR 2 |
|---|---|---|---|
| Aspirin or heparin or both for improving pregnancy outcomes in women with persistent antiphospholipid antibodies and recurrent pregnancy… 2020 · 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.