What do systematic reviews say?

Main comparison of patch angioplasty vs primary closure

It is very uncertain whether main comparison of patch angioplasty changes any stroke or death during long‐term compared with primary closure (very low certainty).

• Patch angioplasty versus primary closure for carotid endarterectomy 2022 · Cochrane Headline outcomes only
  OR 0.59 [0.42, 0.84]
  6 studies · 1019 participants
  Very low

Main comparison of patch angioplasty vs primary closure

It is very uncertain whether main comparison of patch angioplasty changes any stroke (fatal or non‐fatal; contralateral, ipsilateral or… compared with primary closure (very low certainty).

• Patch angioplasty versus primary closure for carotid endarterectomy 2022 · Cochrane Headline outcomes only
  OR 0.49 [0.27, 0.9]
  7 studies · 1332 participants
  Very low

Main comparison of Dacron patch vs other synthetic patch angioplasty

• Patches of different types for carotid patch angioplasty 2021 · Cochrane Headline outcomes only
  no estimate extracted
  1 study · 200 participants
  Very low

Main comparison of synthetic patch vs vein patch angioplasty

• Patches of different types for carotid patch angioplasty 2021 · Cochrane Headline outcomes only
  no estimate extracted
  4 studies · 609 participants
  Very low

Main comparison of bovine pericardium patch vs other synthetic patch angioplasty

The review found no eligible studies for this question.

• Patches of different types for carotid patch angioplasty 2021 · Cochrane Headline outcomes only
  no estimate extracted
  Studies not reported
  No studies found