Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

676 questions · 705 findings · 98 reviews · Headline outcomes only

No studies found 183 · 26%GRADE not reported 47 · 6.7%Very low 209 · 29.6%Low 153 · 21.7%Moderate 85 · 12.1%High 28 · 4%

Starting administration of the progestogen earlier vs starting administration of the progestogen later

Live birth rate · women undergoing embryo transfer with frozen embryos or embryos derived from donor oocytes

The review found no eligible studies for this question.

1 finding from 1 review

Starting administration of the progestogen earlier vs starting administration of the progestogen later

Clinical pregnancy rate · women undergoing embryo transfer with frozen embryos or embryos derived from donor oocytes

Starting administration of the progestogen earlier probably leads to higher clinical pregnancy rate compared with starting administration of the progestogen later (moderate certainty).

1 finding from 1 review

Starting administration of the progestogen earlier vs starting administration of the progestogen later

Miscarriage · women undergoing embryo transfer with frozen embryos or embryos derived from donor oocytes

It is very uncertain whether starting administration of the progestogen earlier changes miscarriage Rate compared with starting administration of the progestogen later (very low certainty).

1 finding from 1 review

Starting administration of the progestogen earlier vs starting administration of the progestogen later

Cycle cancellation rate · women undergoing embryo transfer with frozen embryos or embryos derived from donor oocytes

Starting administration of the progestogen earlier probably leads to lower cycle cancellation rate compared with starting administration of the progestogen later (moderate certainty).

1 finding from 1 review

Starting administration of the progestogen earlier vs starting administration of the progestogen later

Endometrial thickness (mm) · women undergoing embryo transfer with frozen embryos or embryos derived from donor oocytes

The review found no eligible studies for this question.

1 finding from 1 review

Starting administration of the progestogen earlier vs starting administration of the progestogen later

Other adverse effects · women undergoing embryo transfer with frozen embryos or embryos derived from donor oocytes

The review found no eligible studies for this question.

1 finding from 1 review

Conventional occlusion vs atropine penalization

Visual acuity · Participants of any age with either unilateral strabismic, anisometropic, or mixed (strabismic‐refractive) amblyopia; deprivation…
2 findings from 1 review