Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

1,938 questions · 1,994 findings · 246 reviews · Headline outcomes only

No studies found 490 · 24.6%GRADE not reported 71 · 3.6%Very low 669 · 33.6%Low 446 · 22.4%Moderate 264 · 13.2%High 54 · 2.7%

Intervention not reported

Endoscopic appearances 0 to 3 (0 = no polyps, 3 = severe polyposis)

The intervention showed no clear difference in endoscopic appearances 0 to 3 (0 = no polyps, 3 = severe polyposis) (low certainty).

1 finding from 1 review

Medical treatment vs placebo

Improvement in pain score (up to nine months after treatment): progesterone versus placebo · women with chronic pelvic pain

Medical treatment probably leads to higher improvement in pain score at end of treatment: progesterone versus… compared with placebo (moderate certainty).

2 findings from 1 review

Psychological therapy vs control intervention

Improvement in pain scores—Ultrasound scan and counselling session versus 'wait and see' · women with chronic pelvic pain

Psychological therapy may leads to higher improvement in pain scores—Ultrasound scan and counselling session… compared with control interventions (low certainty).

1 finding from 1 review

Psychological therapy vs control intervention

Improvement in pain scores—Somatocognitive therapy (Mensendieck) versus standard gynaecological clinical care · women with chronic pelvic pain

It is very uncertain whether psychological therapy changes improvement in pain scores—Somatocognitive therapy (Mensendieck)… compared with control interventions (very low certainty).

1 finding from 1 review

Psychological therapy vs control intervention

Improvement in pain scores—Integrated approach (somatic, psychological, dietary, environmental and physiotherapeutic factors) versus standard care · women with chronic pelvic pain

Psychological therapy showed no clear difference in improvement in pain scores—Integrated approach (somatic,… compared with control interventions (low certainty).

1 finding from 1 review

Psychological therapy vs control intervention

Improvement in pain scores—Writing therapy (disclosure of pain) versus non‐disclosure · women with chronic pelvic pain

It is very uncertain whether psychological therapy changes improvement in pain scores—Writing therapy (disclosure of pain)… compared with control interventions (very low certainty).

1 finding from 1 review