Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

37 questions · 38 findings · 4 reviews · Gynaecology and Fertility

No studies found 14 · 36.8%GRADE not reported 0 · 0%Very low 11 · 28.9%Low 5 · 13.2%Moderate 8 · 21.1%High 0 · 0%

LNG‐IUS vs non‐intrauterine progestogen

Regression of EH; by length of · endometrial hyperplasia

LNG‐IUS probably leads to higher regression of EH; by length of compared with non‐intrauterine progestogen (moderate certainty).

2 findings from 1 review

LNG‐IUS vs non‐intrauterine progestogen

Adverse effects associated with hormones:Bleeding/spotting Nausea Weight gain · endometrial hyperplasia

It is very uncertain whether LNG‐IUS changes adverse effects associated with hormones:Bleeding/spotting Nausea… compared with non‐intrauterine progestogen (very low certainty).

1 finding from 1 review