Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

163 questions · 166 findings · 9 reviews

No studies found 65 · 39.2%GRADE not reported 18 · 10.8%Very low 70 · 42.2%Low 12 · 7.2%Moderate 0 · 0%High 1 · 0.6%

Prebiotic vs placebo

Withdrawals due to adverse events · people with histologically confirmed diagnosis of ulcerative colitis in remission

It is very uncertain whether prebiotics changes withdrawals due to adverse events (60 days to 6 months) compared with placebo (very low certainty).

1 finding from 1 review