Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

2,209 questions · 2,322 findings · 227 reviews · Headline outcomes only

No studies found 644 · 27.7%GRADE not reported 135 · 5.8%Very low 591 · 25.5%Low 582 · 25.1%Moderate 309 · 13.3%High 61 · 2.6%

Intervention diet vs control diet

Remission · Patients with active Crohn's disease

It is very uncertain whether intervention diet changes induction of remission at 4 weeks ‐ High‐fiber, low refined… compared with control diet (very low certainty).

4 findings from 1 review
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Intervention diet vs control diet

Clinical relapse · Participants with Crohn's disease in remission

Intervention diet showed no clear difference in clinical relapse at 6 to 24 months ‐ Symptoms‐guided diet compared with control diet (low certainty).

4 findings from 1 review
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