Findings

What do systematic reviews say?

2 questions · 2 findings · 1 reviews

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No studies found 0 · 0%GRADE not reported 0 · 0%Very low 1 · 50%Low 0 · 0%Moderate 1 · 50%High 0 · 0%

Combined oral contraceptive pill vs contraceptive vaginal ring

Response to treatment · heavy menstrual bleeding

It is very uncertain whether combined oral contraceptive pill changes response to treatment compared with contraceptive vaginal ring (very low certainty).

1 finding from 1 review

Combined hormonal contraceptives for heavy menstrual bleeding 2019 · Cochrane Headline outcomes only
OR 0.37 [0.12, 1.17]
1 study · 50 participants
Very low

Combined oral contraceptive pill vs placebo

Response to treatment · heavy menstrual bleeding

Combined oral contraceptive pill probably leads to higher response to treatment compared with placebo (moderate certainty).

1 finding from 1 review

Combined hormonal contraceptives for heavy menstrual bleeding 2019 · Cochrane Headline outcomes only
OR 22.12 [4.4, 111.12]
2 studies · 363 participants
Moderate