Findings

What do systematic reviews say?

1 questions · 1 findings · 1 reviews · Gynaecology and Fertility

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No studies found 0 · 0%GRADE not reported 0 · 0%Very low 1 · 100%Low 0 · 0%Moderate 0 · 0%High 0 · 0%

Fresh vs frozen embryo transfers

Multiple pregnancy rate · women undergoing assisted reproduction

It is very uncertain whether fresh changes multiple pregnancy rate: cumulatively compared with frozen embryo transfer (cumulatively) (very low certainty).

1 finding from 1 review

Fresh versus frozen embryo transfers in assisted reproduction 2021 · Cochrane Headline outcomes only
OR 0.88 [0.61, 1.25]
2 studies · 986 participants
Very low