Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

116 questions · 120 findings · 11 reviews

No studies found 48 · 40%GRADE not reported 1 · 0.8%Very low 26 · 21.7%Low 28 · 23.3%Moderate 16 · 13.3%High 1 · 0.8%

Dose comparison: oestrogen 100 µg patch vs 200 µg patch plus progestogen

Withdrawals due to adverse events · women with PMS

It is very uncertain whether dose comparison: oestrogen 100 µg patch changes adverse events ‐ withdrawal rates over 8 months' compared with 200 µg patch plus progestogen (very low certainty).

1 finding from 1 review