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What do systematic reviews say?

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Evidence found and GRADE certainty

5 questions · 5 findings · 2 reviews

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No studies found 0 · 0%GRADE not reported 0 · 0%Very low 2 · 40%Low 2 · 40%Moderate 0 · 0%High 1 · 20%

Aromatase inhibitors with gonadotropins vs anti‐oestrogens with gonadotropins

Live birth rate per couple · intrauterine insemination (IUI) in women with infertility

It is very uncertain whether aromatase inhibitors with gonadotropins changes live birth rate per couple compared with anti‐oestrogens with gonadotropins (very low certainty).

1 finding from 1 review

Letrozole with or without adjuncts vs SERMs with or without adjuncts followed by timed intercourse

Live birth rate · infertile women with polycystic ovary syndrome

Letrozole with or without adjuncts leads to higher live birth rate compared with SERMs with or without adjuncts followed by timed intercourse (high certainty).

1 finding from 1 review