Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

2,510 questions · 2,653 findings · 194 reviews · Gynaecology and Fertility

No studies found 531 · 20%GRADE not reported 76 · 2.9%Very low 826 · 31.1%Low 855 · 32.2%Moderate 341 · 12.9%High 24 · 0.9%

Intervention not reported

Early embryo transfer ‐ G2 (specific) versus Universal IVF (other) · Women in assisted reproductive technology cycles (ART) receiving human pre‐implantation embryos in either early (cleavage stage transfer)…

It is very uncertain whether the intervention changes early embryo transfer ‐ G2 (specific) versus Universal IVF (other) (very low certainty).

1 finding from 1 review

Intervention not reported

Early embryo transfer: Cook (K‐SIFM or K‐SICM) (specific) versus Vitrolife (IVF or G3) (other) · Women in assisted reproductive technology cycles (ART) receiving human pre‐implantation embryos in either early (cleavage stage transfer)…

The intervention showed no clear difference in early embryo transfer: Cook (K‐SIFM or K‐SICM) (specific) versus… (low certainty).

1 finding from 1 review

Intervention not reported

Early embryo transfer ‐ G2 (specific) versus Ham's F10 (other) · Women in assisted reproductive technology cycles (ART) receiving human pre‐implantation embryos in either early (cleavage stage transfer)…

It is very uncertain whether the intervention changes early embryo transfer ‐ G2 (specific) versus Ham's F10 (other) (very low certainty).

1 finding from 1 review

Intervention not reported

Late embryo transfer ‐ GM501 (specific) versus Sydney IVF (other) · Women in assisted reproductive technology cycles (ART) receiving human pre‐implantation embryos in either early (cleavage stage transfer)…

It is very uncertain whether the intervention changes late embryo transfer ‐ GM501 (specific) versus Sydney IVF (other) (very low certainty).

1 finding from 1 review

Intervention not reported

Late embryo transfer ‐ G2 (specific) versus Universal IVF (other) · Women in assisted reproductive technology cycles (ART) receiving human pre‐implantation embryos in either early (cleavage stage transfer)…

It is very uncertain whether the intervention changes late embryo transfer ‐ G2 (specific) versus Universal IVF (other) (very low certainty).

1 finding from 1 review

Intervention not reported

Late embryo transfer ‐ ECM/Multiblast (specific) versus Global (other) · Women in assisted reproductive technology cycles (ART) receiving human pre‐implantation embryos in either early (cleavage stage transfer)…

It is very uncertain whether the intervention changes late embryo transfer ‐ ECM/Multiblast (specific) versus Global (other) (very low certainty).

1 finding from 1 review

Intervention not reported

Live birth or ongoing pregnancy IM vs oral · subfertile women

It is very uncertain whether the intervention changes live birth or ongoing pregnancy IM vs oral (very low certainty).

1 finding from 1 review

Intervention not reported

Live birth or ongoing pregnancy IM vs vaginal/rectal · subfertile women

It is very uncertain whether the intervention changes live birth or ongoing pregnancy IM vs vaginal/rectal (very low certainty).

1 finding from 1 review

Intervention not reported

Live birth or ongoing pregnancy Vaginal/rectal vs oral · subfertile women

The intervention showed no clear difference in live birth or ongoing pregnancy Vaginal/rectal vs oral (low certainty).

1 finding from 1 review

Intervention not reported

Live birth or ongoing pregnancy Low dose vaginal vs high dose vaginal · subfertile women

The intervention showed no clear difference in live birth or ongoing pregnancy Low dose vaginal vs high dose vaginal (moderate certainty).

1 finding from 1 review

Intervention not reported

Live birth or ongoing pregnancy Short protocol vs long protocol · subfertile women

The intervention showed no clear difference in live birth or ongoing pregnancy Short protocol vs long protocol (low certainty).

1 finding from 1 review

Intervention not reported

Live birth or ongoing pregnancy Micronised vs synthetic · subfertile women

The intervention showed no clear difference in live birth or ongoing pregnancy Micronised vs synthetic (low certainty).

1 finding from 1 review