Cochrane Review Group

Vascular

115 systematic reviews in Vascular ask 1,558 questions. 22.2% have no studies to answer them, 18% rest on very low certainty evidence and 23.4% reach moderate or high certainty.

Reviews

115

Questions

1,558

current versions

No studies

22.2%

Moderate or high

23.4%

No studies 346 · 22.2%Ungraded 90 · 5.8%Very low 281 · 18%Low 477 · 30.6%Moderate 313 · 20.1%High 51 · 3.3%

Ungraded means an effect was reported without a GRADE rating; it is not a gap. No studies means the review found nothing to answer the question. The six categories are a display order, not a score.

Search questions in Vascular

Thinnest evidence

All no studies and very low questions

Question	Effect	Evidence	Status / GRADE
Intervention NR Failure of hemostatic intervention ( · vascular surgery patients who undergo creation of an anastomosis The role of sealants for achieving anastomotic hemostasis in vascular surgery (2024) · Cochrane	RR 0.46 [0.35, 0.61]	17 studies · 2120 participants	Very low
Intervention NR Death from bleeding complications (up to 30 days · vascular surgery patients who undergo creation of an anastomosis The role of sealants for achieving anastomotic hemostasis in vascular surgery (2024) · Cochrane	no estimate extracted	NR	No studies
Intervention NR Change in claudication distance from baseline (m) · people with intermittent claudication Mobile health technologies to improve walking distance in people with intermittent claudication (2024) · Cochrane	no estimate extracted	NR	No studies
Intervention NR Amputation‐free survival · people with intermittent claudication Mobile health technologies to improve walking distance in people with intermittent claudication (2024) · Cochrane	no estimate extracted	NR	No studies
Intervention NR Revascularisation‐free survival · people with intermittent claudication Mobile health technologies to improve walking distance in people with intermittent claudication (2024) · Cochrane	no estimate extracted	NR	No studies
Intervention NR Major adverse limb events (MALE) · people with intermittent claudication Mobile health technologies to improve walking distance in people with intermittent claudication (2024) · Cochrane	no estimate extracted	NR	No studies
Intervention NR Above‐ankle amputation · people with intermittent claudication Mobile health technologies to improve walking distance in people with intermittent claudication (2024) · Cochrane	no estimate extracted	NR	No studies
Supervised exercise therapy following vascular intervention vs vascular intervention alone MWD ‐ change from baseline · people with symptomatic peripheral arterial disease§ Effects of additional exercise therapy after a successful vascular intervention for people with symptomatic… (2024) · Cochrane	no estimate extracted	2 studies · 89 participants	Very low
Supervised exercise therapy following vascular intervention vs vascular intervention alone 6MWT ‐ change from baseline · people with symptomatic peripheral arterial disease§ Effects of additional exercise therapy after a successful vascular intervention for people with symptomatic… (2024) · Cochrane	no estimate extracted	1 study · 49 participants	Very low
Supervised exercise therapy following vascular intervention vs vascular intervention alone PFWD ‐ change from baseline · people with symptomatic peripheral arterial disease§ Effects of additional exercise therapy after a successful vascular intervention for people with symptomatic… (2024) · Cochrane	no estimate extracted	2 studies · 87 participants	Very low
Supervised exercise therapy following vascular intervention vs vascular intervention alone ABI ‐ absolute value · people with symptomatic peripheral arterial disease§ Effects of additional exercise therapy after a successful vascular intervention for people with symptomatic… (2024) · Cochrane	no estimate extracted	2 studies · 110 participants	Very low
Supervised exercise therapy following vascular intervention vs vascular intervention alone Mortality · people with symptomatic peripheral arterial disease§ Effects of additional exercise therapy after a successful vascular intervention for people with symptomatic… (2024) · Cochrane	OR 0.92 [0.42, 2]	6 studies · 346 participants	Very low

Reviews 115

Laparoscopic surgery for elective abdominal aortic aneurysm repair

Robertson, L, Nandhra, S · Cochrane Database of Systematic Reviews · 2017

Vascular

Thinnest evidence

Reviews 115

Laparoscopic surgery for elective abdominal aortic aneurysm repair

Calcium channel blockers for primary Raynaud's phenomenon

Anticoagulants (extended duration) for prevention of venous thromboembolism following total hip or knee replacement or hip fracture repair

Pentasaccharides for the prevention of venous thromboembolism

Padma 28 for intermittent claudication

Warfarin initiation nomograms for venous thromboembolism

Venous cutdown versus the Seldinger technique for placement of totally implantable venous access ports

Subintimal angioplasty for lower limb arterial chronic total occlusions

Endovenous ablation therapy (laser or radiofrequency) or foam sclerotherapy versus conventional surgical repair for short saphenous varicose veins

Drug‐eluting balloon angioplasty versus uncoated balloon angioplasty for peripheral arterial disease of the lower limbs

Duration of treatment with vitamin K antagonists in symptomatic venous thromboembolism

Heparin‐bonded catheters for prolonging the patency of central venous catheters in children

Statins for primary prevention of venous thromboembolism

Knee length versus thigh length graduated compression stockings for prevention of deep vein thrombosis in postoperative surgical patients

Direct thrombin inhibitors versus vitamin K antagonists or low molecular weight heparins for prevention of venous thromboembolism following total hip or knee replacement