Findings

What do systematic reviews say?

Refine by population, intervention, comparison or outcome
More filters
Evidence found and GRADE certainty

213 questions · 238 findings · 24 reviews · Gynaecology and Fertility

No studies found 58 · 24.4%GRADE not reported 10 · 4.2%Very low 70 · 29.4%Low 68 · 28.6%Moderate 30 · 12.6%High 2 · 0.8%

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

Combined oral contraceptive pill vs no pretreatment

Live birth or ongoing pregnancy · women undergoing assisted reproduction

Combined oral contraceptive pill probably leads to lower live birth or ongoing pregnancy (COCP + Ant vs Ant) compared with no pretreatment (moderate certainty).

2 findings from 1 review

Combined oral contraceptive pill vs no pretreatment

Pregnancy loss · women undergoing assisted reproduction

Combined oral contraceptive pill showed no clear difference in pregnancy loss (COCP + Ant vs Ant) compared with no pretreatment (moderate certainty).

2 findings from 1 review

Combined oral contraceptive pill vs no pretreatment

Multiple pregnancy rate · women undergoing assisted reproduction

Combined oral contraceptive pill showed no clear difference in multiple pregnancy rate (COCP + Ant vs Ant) compared with no pretreatment (low certainty).

2 findings from 1 review

Combined oral contraceptive pill vs no pretreatment

OHSS · women undergoing assisted reproduction

Combined oral contraceptive pill showed no clear difference in OHSS rate (COCP + Ant vs Ant) compared with no pretreatment (low certainty).

2 findings from 1 review