Letrozole vs laparoscopic ovarian drilling: Miscarriage
Letrozole showed no clear difference in miscarriage rate by pregnancies compared with laparoscopic ovarian drilling (moderate certainty).
What each review found
Current versions only| Finding | Effect | Studies | GRADE certainty |
|---|---|---|---|
Letrozole vs laparoscopic ovarian drilling Miscarriage rate by pregnancies · Subfertile women with polycystic ovary syndrome Letrozole showed no clear difference in miscarriage rate by pregnancies compared with laparoscopic ovarian drilling (moderate certainty). Aromatase inhibitors (letrozole) for ovulation induction in infertile women with polycystic ovary syndrome (2018) · Cochrane Headline outcomes onlyearlier version CD010287.PUB3, superseded | OR 0.66 [0.3, 1.43] | 5 studies · 240 participants | Moderate |
Findings are shown side by side, never pooled across reviews.
The reviews
| Review | Searched up to | Included studies | AMSTAR 2 |
|---|---|---|---|
| Aromatase inhibitors (letrozole) for ovulation induction in infertile women with polycystic ovary syndrome 2022 · 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.