Findings

What do systematic reviews say?

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

75 questions · 83 findings · 5 reviews

No studies found 27 · 32.5%GRADE not reported 0 · 0%Very low 23 · 27.7%Low 22 · 26.5%Moderate 10 · 12%High 1 · 1.2%

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

Oral contraceptive pill (OCP) vs metformin combined with OCP

Adverse events ‐ Severe · adolescent women with PCOS

It is very uncertain whether oral contraceptive pill (OCP) changes adverse events ‐ Severe compared with metformin combined with OCP (very low certainty).

1 finding from 1 review