Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

1,501 questions · 1,558 findings · 115 reviews · Vascular

No studies found 346 · 22.2%GRADE not reported 90 · 5.8%Very low 281 · 18%Low 477 · 30.6%Moderate 313 · 20.1%High 51 · 3.3%

Does normal saline flushing in long‐term central venous catheters (CVC) prevent occlusion vs heparin flushing

CVC‐associated blood stream infection rate per 1000 catheter days Incidence of positive blood culture · infants and children with a long‐term CVC

Does normal saline flushing in long‐term central venous catheters… showed no clear difference in CVC‐associated blood stream infection rate per 1000 catheter days:… compared with heparin flushing (low certainty).

1 finding from 1 review

Transverse groin incision vs vertical groin incision

Lymphatic complications: Lymphatic leak (28 days) Lymphatic collection (28 days) · patients undergoing surgery with femoral artery approach

It is very uncertain whether transverse groin incision changes lymphatic complications: Lymphatic leak (28 days) Lymphatic… compared with vertical groin incision (very low certainty).

1 finding from 1 review