Findings

What do systematic reviews say?

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

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

Clinical pregnancy rate · subfertile women undergoing oocyte cryopreservation

Vitrification probably leads to higher clinical pregnancy rate compared with slow freezing (moderate certainty).

1 finding from 1 review

Vitrification versus slow freezing for women undergoing oocyte cryopreservation 2014 · Cochrane Headline outcomes only
RR 3.86 [1.63, 9.11]
2 studies · 106 participants
Moderate