PTFE vs PTFE with vein cuff: Primary patency (
It is very uncertain whether PTFE changes primary patency (24 months) compared with PTFE with vein cuff (very low certainty).
What each review found
Include earlier review versions| Finding | Effect | Studies | GRADE certainty |
|---|---|---|---|
PTFE vs PTFE with vein cuff Primary patency (24 months) · people with peripheral vascular disease requiring below‐knee femoro‐popliteal bypass surgery It is very uncertain whether PTFE changes primary patency (24 months) compared with PTFE with vein cuff (very low certainty). Graft type for femoro‐popliteal bypass surgery (2018) · Cochrane Headline outcomes only | OR 1.08 [0.58, 2.01] | Not reported | Very low |
PTFE vs PTFE with vein cuff Primary patency (60 months) · people with peripheral vascular disease requiring below‐knee femoro‐popliteal bypass surgery The review found no eligible studies for this question. Graft type for femoro‐popliteal bypass surgery (2018) · Cochrane Headline outcomes only | no estimate extracted | Not reported | No studies found |
Findings are shown side by side, never pooled across reviews.
The reviews
| Review | Searched up to | Included studies | AMSTAR 2 |
|---|---|---|---|
| Graft type for femoro‐popliteal bypass surgery 2018 · Cochrane Headline outcomes only | Not reported | list not extracted yet | Not assessed |
Studies behind the findings
None of these reviews ties its included studies to this outcome in the data here. Cochrane reviews and reviews with headline outcomes only do not list their studies yet.
How reviews are matched to this question
Reviews word the same question differently. Four decision models (TypeSafe's Jev, Liquid AI's d1-ultra, SubQ Snap and Baseten's Elephant) judged each wording of the population, intervention, comparator and outcome against the others; two wordings count as the same when at least three of them agree and none clearly disagrees, and findings count as this question only when all four elements match. Timing, setting and subgroup never split a question: they are shown on each finding.