Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

10 questions · 10 findings · 5 reviews · Gut

No studies found 1 · 10%GRADE not reported 0 · 0%Very low 5 · 50%Low 4 · 40%Moderate 0 · 0%High 0 · 0%

Laparoscopic fundoplication vs medical management

Serious adverse events · Patients with gastro‐oesophageal reflux disease (GORD) in adults

It is very uncertain whether laparoscopic fundoplication changes serious adverse events compared with medical management (very low certainty).

1 finding from 1 review

Infliximab combined with purine analogues vs purine analogues

Serious adverse events (at 48 weeks to 2 years) · Participants with Crohn's disease in remission

It is very uncertain whether infliximab combined with purine analogues changes serious adverse events (at 48 weeks to 2 years) compared with purine analogues (very low certainty).

1 finding from 1 review

Certolizumab pegol vs placebo

Any severe adverse event during maintenance treatment · people with Crohn's disease who responded to CZP remission‐induction treatment

Certolizumab pegol showed no clear difference in serious adverse events during remission maintenance treatment(1 RCT,… compared with placebo (low certainty).

1 finding from 1 review