Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

3,703 questions · 3,824 findings · 858 reviews

No studies found 573 · 15%GRADE not reported 383 · 10%Very low 993 · 26%Low 1,062 · 27.8%Moderate 614 · 16.1%High 199 · 5.2%

Surgical thrombectomy vs different types of endovascular interventions

Patency at 30 days · thrombosed haemodialysis arteriovenous fistulas and grafts

It is very uncertain whether surgical thrombectomy changes patency at 30 days compared with different types of endovascular interventions (very low certainty).

1 finding from 1 review

Intervention not reported

Death from bleeding complications (up to 30 days · vascular surgery patients who undergo creation of an anastomosis

The review found no eligible studies for this question.

1 finding from 1 review

Intervention not reported

Postoperative bleeding (up to 30 days · vascular surgery patients who undergo creation of an anastomosis

The intervention showed no clear difference in postoperative bleeding (up to 30 days (low certainty).

1 finding from 1 review

Intervention not reported

Unplanned return to the operating room (up to 30 days · vascular surgery patients who undergo creation of an anastomosis

The intervention showed no clear difference in unplanned return to the operating room (up to 30 days (low certainty).

1 finding from 1 review

L‐arginine vs placebo

Frequency of hospitalization (number of days in hospital) · sickle cell disease

It is very uncertain whether L‐arginine changes frequency of hospitalization (number of days in hospital) compared with placebo (very low certainty).

1 finding from 1 review