Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

204 questions · 208 findings · 37 reviews · Gynaecology and Fertility

No studies found 35 · 16.8%GRADE not reported 4 · 1.9%Very low 62 · 29.8%Low 70 · 33.7%Moderate 32 · 15.4%High 5 · 2.4%

Low vs high 17ß‐oestradiol dose

Uterine volume (cm³) · young women with Turner syndrome who have completed pubertal induction
2 findings from 1 review

Anticipated low‐responders: higher vs lower dose of FSH

300/450 IU vs 150 IU · women undergoing IVF/ICSI who are anticipated to have a low‐response to stimulation based on one or more ORT measure

Anticipated low responders: higher showed no clear difference in 300/450 IU vs 150 IU compared with lower dose of FSH (low certainty).

1 finding from 1 review

Anticipated low‐responders: higher vs lower dose of FSH

400/450 IU vs 300 IU · women undergoing IVF/ICSI who are anticipated to have a low‐response to stimulation based on one or more ORT measure

Anticipated low responders: higher showed no clear difference in 400/450 IU vs 300 IU compared with lower dose of FSH (low certainty).

1 finding from 1 review

Anticipated low‐responders: higher vs lower dose of FSH

IU vs 450 IU · women undergoing IVF/ICSI who are anticipated to have a low‐response to stimulation based on one or more ORT measure

Anticipated low responders: higher showed no clear difference in IU vs 450 IU compared with lower dose of FSH (low certainty).

1 finding from 1 review

Embryo culture with low oxygen concentration vs embryo culture with atmospheric oxygen concentration

Live birth rate · Patients with live birth rate

Embryo culture with low oxygen concentration probably leads to higher live birth rate compared with embryo culture with atmospheric oxygen concentration (moderate certainty).

1 finding from 1 review

Embryo culture with low oxygen concentration vs embryo culture with atmospheric oxygen concentration

Ongoing pregnancy · Patients with ongoing pregnancy

Embryo culture with low oxygen concentration probably leads to higher ongoing pregnancy rate compared with embryo culture with atmospheric oxygen concentration (moderate certainty).

1 finding from 1 review

Embryo culture with low oxygen concentration vs embryo culture with atmospheric oxygen concentration

Clinical pregnancy rate · Patients with clinical pregnancy rate

Embryo culture with low oxygen concentration probably leads to higher clinical pregnancy rate compared with embryo culture with atmospheric oxygen concentration (moderate certainty).

1 finding from 1 review

Embryo culture with low oxygen concentration vs embryo culture with atmospheric oxygen concentration

Multiple pregnancy rate · Patients with multiple pregnancy rate

Embryo culture with low oxygen concentration showed no clear difference in multiple‐pregnancy rate compared with embryo culture with atmospheric oxygen concentration (low certainty).

1 finding from 1 review

Embryo culture with low oxygen concentration vs embryo culture with atmospheric oxygen concentration

Miscarriage · patients with miscarriage rate

Embryo culture with low oxygen concentration showed no clear difference in miscarriage rate compared with embryo culture with atmospheric oxygen concentration (low certainty).

1 finding from 1 review