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Evidence found and GRADE certainty

4,860 questions · 64,864 findings · 4,913 reviews · Headline outcomes only

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No studies found 13,869 · 21.4%GRADE not reported 3,491 · 5.4%Very low 16,300 · 25.1%Low 17,338 · 26.7%Moderate 10,900 · 16.8%High 2,966 · 4.6%

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Summary of findings table ‐ Endoscopic sphincterotomy vs sham

Proportion of participants without successful treatment at longest · adults with biliary sphincter of Oddi dysfunction

It is very uncertain whether summary of findings table ‐ Endoscopic sphincterotomy changes proportion of participants without successful treatment at longest compared with sham treatment (very low certainty).

1 finding from 1 review

Summary of findings table ‐ Biliary endoscopic sphincterotomy vs dual endoscopic sphincterotomy

Proportion of participants without successful treatment at 1 year · adults with biliary sphincter of Oddi dysfunction

It is very uncertain whether summary of findings table ‐ Biliary endoscopic sphincterotomy changes proportion of participants without successful treatment at 1 year compared with dual endoscopic sphincterotomy (very low certainty).

1 finding from 1 review

Summary of findings table ‐ Endoscopic sphincterotomy vs sham

Proportion of participants with ≥ 1 serious adverse events at 1 year · adults with biliary sphincter of Oddi dysfunction

It is very uncertain whether summary of findings table ‐ Endoscopic sphincterotomy changes proportion of participants with ≥ 1 serious adverse events at 1 year compared with sham treatment (very low certainty).

1 finding from 1 review

Summary of findings table ‐ Endoscopic sphincterotomy vs sham

Quality of life · adults with biliary sphincter of Oddi dysfunction
2 findings from 1 review