Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

101 questions · 119 findings · 11 reviews · Gynaecology and Fertility

No studies found 18 · 15.1%GRADE not reported 0 · 0%Very low 41 · 34.5%Low 36 · 30.3%Moderate 21 · 17.6%High 3 · 2.5%

GnRHa treatment vs placebo or no pretreatment

Overall postoperative morbidity · women with uterine fibroids

GnRHa treatment showed no clear difference in postoperative morbidity compared with no pretreatment or placebo before myomectomy (operative and… (low certainty).

3 findings from 1 review

SPRM vs placebo

Preoperative bleeding: (PBAC < 75) ulipristal acetate 5 mg · women with uterine fibroids

SPRM may leads to higher preoperative bleeding: (PBAC < 75) ulipristal acetate 5 mg compared with placebo (low certainty).

1 finding from 1 review

SPRM vs placebo

Preoperative bleeding: Reduction in bleeding to PBAC < 75 ulipristal acetate 10 mg · women with uterine fibroids

SPRM may leads to higher preoperative bleeding: Reduction in menstrual bleeding (PBAC < 75)… compared with placebo (low certainty).

1 finding from 1 review

Surgery vs oral medication

Control of bleeding (cure or improvement to acceptable level) At 2 years · women with heavy menstrual bleeding

Surgery probably leads to higher control of bleeding (cure or improvement to acceptable level) At 4… compared with oral medication (moderate certainty).

3 findings from 1 review

Surgery vs LNG‐IUS

Satisfaction rate: surgery versus LNG‐IUS Endometrial ablation versus LNG‐IUS At 2 years · women with heavy menstrual bleeding

Surgery showed no clear difference in satisfaction rate: surgery versus LNG‐IUS Endometrial ablation… compared with LNG‐IUS (low certainty).

1 finding from 1 review

Surgery vs LNG‐IUS

Proportion of women with adverse events Endometrial ablation versus LNG‐IUS. At one year · women with heavy menstrual bleeding

Surgery probably leads to lower proportion of women with adverse events Endometrial ablation versus… compared with LNG‐IUS (moderate certainty).

1 finding from 1 review

Surgery vs oral medication

Overall satisfaction with treatment At 5 years · women with heavy menstrual bleeding

It is very uncertain whether surgery changes overall satisfaction with treatment At 5 years compared with oral medication (very low certainty).

1 finding from 1 review

Surgery vs LNG‐IUS

Objective control of bleeding: menstrual loss under 80 ml per cycle LNG‐IUS versus hysterectomy At 1 year · women with heavy menstrual bleeding

Surgery probably leads to higher objective control of bleeding: menstrual loss under 80 ml per cycle… compared with LNG‐IUS (moderate certainty).

1 finding from 1 review

Surgery vs LNG‐IUS

Subjective control of bleeding: PBAC no more than 75 per cycle Endometrial resection or ablation versus LNG‐IUS At 1 year · women with heavy menstrual bleeding

Surgery may leads to higher subjective control of bleeding: PBAC no more than 75 per cycle… compared with LNG‐IUS (low certainty).

1 finding from 1 review