Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

516 questions · 545 findings · 51 reviews · Gynaecology and Fertility

No studies found 129 · 23.7%GRADE not reported 5 · 0.9%Very low 196 · 36%Low 162 · 29.7%Moderate 51 · 9.4%High 2 · 0.4%

Long‐term GnRH agonist therapy vs no additional therapy

Live birth rate · patients with endometriosis prior to standard IVF/ICSI

It is very uncertain whether long‐term GnRH agonist therapy changes live birth rate compared with no additional therapy (very low certainty).

1 finding from 1 review

Long‐term GnRH agonist therapy vs no additional therapy

Complication rate · patients with endometriosis prior to standard IVF/ICSI

It is very uncertain whether long‐term GnRH agonist therapy changes complication rate compared with no additional therapy (very low certainty).

1 finding from 1 review

Long‐term GnRH agonist therapy vs no additional therapy

Clinical pregnancy rate · patients with endometriosis prior to standard IVF/ICSI

It is very uncertain whether long‐term GnRH agonist therapy changes clinical pregnancy rate compared with no additional therapy (very low certainty).

1 finding from 1 review

Long‐term GnRH agonist therapy vs no additional therapy

Multiple pregnancy rate · patients with endometriosis prior to standard IVF/ICSI

It is very uncertain whether long‐term GnRH agonist therapy changes multiple pregnancy rate compared with no additional therapy (very low certainty).

1 finding from 1 review

Long‐term GnRH agonist therapy vs no additional therapy

Miscarriage · patients with endometriosis prior to standard IVF/ICSI

It is very uncertain whether long‐term GnRH agonist therapy changes miscarriage rate compared with no additional therapy (very low certainty).

1 finding from 1 review

Combined oral contraceptive pill vs placebo or no treatment

Self‐reported pain (dysmenorrhoea) at the end of treatment (continuous data): dysmenorrhoea at 6 months' · women with endometriosis
2 findings from 1 review

Combined oral contraceptive pill vs any other medical treatment

Self‐reported pain (dysmenorrhoea) at the end of treatment (continuous data): dysmenorrhoea at 6 months' · women with endometriosis
2 findings from 1 review

Combined oral contraceptive pill vs any other medical treatment

Self‐reported pain (dysmenorrhoea) (dichotomous data) ‐ reduction of pain to zero at 6 months' · women with endometriosis

It is very uncertain whether combined oral contraceptive pill changes self‐reported pain (dysmenorrhoea) (dichotomous data): reduction of… compared with other medical treatment (very low certainty).

2 findings from 1 review