Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

26 questions · 26 findings · 9 reviews · Gynaecology and Fertility

No studies found 11 · 42.3%GRADE not reported 0 · 0%Very low 5 · 19.2%Low 7 · 26.9%Moderate 3 · 11.5%High 0 · 0%

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

Combined oral contraceptive pill vs levonorgestrel intrauterine system

Adverse effects ‐ Any adverse events · heavy menstrual bleeding

It is very uncertain whether combined oral contraceptive pill changes adverse effects ‐ Any adverse events compared with levonorgestrel‐releasing intrauterine system (very low certainty).

1 finding from 1 review