Findings

What do systematic reviews say?

Refine by population, intervention, comparison or outcome
More filters
Evidence found and GRADE certainty

4,776 questions · 7,311 findings · 959 reviews · Headline outcomes only

No studies found 1,498 · 20.5%GRADE not reported 303 · 4.1%Very low 1,839 · 25.2%Low 1,991 · 27.2%Moderate 1,277 · 17.5%High 403 · 5.5%

Ranked among the 5,000 newest matching findings; add words or filters to narrow the search.

Retrievable vena caval filters with anticoagulation vs anticoagulation

Symtomatic lower extremity venous thrombosis confirmed by Doppler ultrasound or venography (up to 6 months) · participants with unprovoked acute symptomatic PE and at high risk for recurrent PEa

Retrievable vena caval filters with anticoagulation showed no clear difference in symtomatic lower extremity venous thrombosis confirmed by Doppler… compared with anticoagulation (moderate certainty).

1 finding from 1 review

Intervention not reported

Adverse events ‐ Ectopic pregnancy Melatonin lower dose versus melatonin higher dose№ of participants: 120(1 RCT) · women with subfertility
1 finding from 1 review

Intervention not reported

Live birth; type of antioxidant (natural conceptions and undergoing fertility treatments) ‐ Melatonin lower dose versus melatonin higher dose№ of participants: 140(2 RCTs) · women with subfertility

The intervention showed no clear difference in live birth; type of antioxidant (natural conceptions and undergoing… (low certainty).

1 finding from 1 review

Intervention not reported

Clinical pregnancy; type of antioxidant (natural conceptions and undergoing fertility treatments) ‐ Melatonin lower dose versus melatonin higher dose№ of participants: 140(2 RCTs) · women with subfertility

The intervention showed no clear difference in clinical pregnancy; type of antioxidant (natural conceptions and… (low certainty).

1 finding from 1 review