Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

40 questions · 41 findings · 5 reviews · Gynaecology and Fertility

No studies found 6 · 14.6%GRADE not reported 8 · 19.5%Very low 13 · 31.7%Low 11 · 26.8%Moderate 3 · 7.3%High 0 · 0%

Fresh vs frozen embryo transfers

Large for gestational age (birth weight above 90th percentile): after first ET · women undergoing assisted reproduction

Fresh may leads to higher large for gestational age (birth weight above 90th percentile):… compared with frozen embryo transfers (low certainty).

1 finding from 1 review

Fresh vs frozen embryo transfers

Small for gestational age (birth weight below 10th percentile): after first ET · women undergoing assisted reproduction

It is very uncertain whether fresh changes small for gestational age (birth weight below 10th percentile):… compared with frozen embryo transfers (very low certainty).

1 finding from 1 review

Summary of findings table ‐ Progestogens vs GnRH antagonists

Total oocytes ‐ Normoresponders ‐ Donor oocytes ‐ Early phase stimulation protocol ‐ Fresh embryo transfer (MPA 10 mg/day versus GnRH antagonists) · assisted reproduction technology cycles
1 finding from 1 review

Summary of findings table ‐ Progestogens vs GnRH antagonists

Total dose of gonadotropins (IU) ‐ Normoresponders ‐ Donor oocytes ‐ Early ophase stimulation protocol ‐ Fresh embryo transfer (MPA 10 mg/day versus GnRH antagonists · assisted reproduction technology cycles
1 finding from 1 review

Summary of findings table ‐ Progestogens vs GnRH antagonists

Moderate or severe OHSS ‐ Normoresponders ‐ Donor oocytes ‐ Early phase stimulation protocol ‐ Fresh embryo transfer (MPA 10 mg/day versus GnRH antagonists) · assisted reproduction technology cycles
1 finding from 1 review

Summary of findings table ‐ Progestogens vs GnRH antagonists

Oocyte pick‐up cancellation sensitivity analysis ‐ Normoresponders (MPA 10 mg versus GnRH antagonists) ‐ Donor oocytes ‐ Early phase stimulation protocol ‐ Fresh embryo transfer · assisted reproduction technology cycles

Summary of findings table ‐ Progestogens showed no clear difference in oocyte pick‐up cancellation sensitivity analysis ‐ Normoresponders… compared with gnRH antagonists; GRADE not reported.

1 finding from 1 review

Summary of findings table ‐ Progestogens vs GnRH antagonists

Oocyte pick‐up cancellation sensitivity analysis ‐ Normoresponders (micronised progesterone 200 mg versus GnRH antagonists) ‐ Own oocytes ‐ Early phase stimulation protocol ‐ Fresh embryo transfer · assisted reproduction technology cycles

Summary of findings table ‐ Progestogens showed no clear difference in oocyte pick‐up cancellation sensitivity analysis ‐ Normoresponders… compared with gnRH antagonists; GRADE not reported.

1 finding from 1 review

Summary of findings table ‐ Progestogens vs GnRH antagonists

Oocyte pick‐up cancellation · assisted reproduction technology cycles

Summary of findings table ‐ Progestogens showed no clear difference in oocyte pick‐up cancellation ‐ Normoresponders (MPA 10 mg versus GnRH… compared with gnRH antagonists; GRADE not reported.

2 findings from 1 review