Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

2,293 questions · 2,395 findings · 172 reviews · Gut

No studies found 420 · 17.5%GRADE not reported 60 · 2.5%Very low 821 · 34.3%Low 602 · 25.1%Moderate 397 · 16.6%High 95 · 4%

Guidewire‐assisted cannulation vs contrast‐assisted cannulation

Need for precut sphincterotomy · Patients undergoing diagnostic or therapeutic ERCP

Guidewire‐assisted cannulation probably leads to lower need for precut sphincterotomy compared with contrast‐assisted cannulation (moderate certainty).

1 finding from 1 review

Guidewire‐assisted cannulation vs contrast‐assisted cannulation

Post‐sphincterotomy bleeding · Patients undergoing diagnostic or therapeutic ERCP

Guidewire‐assisted cannulation showed no clear difference in post‐sphincterotomy bleeding compared with contrast‐assisted cannulation (low certainty).

1 finding from 1 review

Guidewire‐assisted cannulation vs contrast‐assisted cannulation

Perforation · Patients undergoing diagnostic or therapeutic ERCP

It is very uncertain whether guidewire‐assisted cannulation changes perforation compared with contrast‐assisted cannulation (very low certainty).

1 finding from 1 review