Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

452 questions · 459 findings · 27 reviews

No studies found 107 · 23.3%GRADE not reported 89 · 19.4%Very low 98 · 21.4%Low 75 · 16.3%Moderate 68 · 14.8%High 22 · 4.8%

Intervention not reported

Case control ‐ ulcerative colitis, MMR · children 9 months to 15 years old

The intervention showed no clear difference in case control ‐ ulcerative colitis, MMR (moderate certainty).

1 finding from 1 review

Inulin and oligofructose 15 g vs inulin and oligofructose 7.5 g daily

Withdrawals due to adverse events · Patients with active mild to moderate ulcerative colitis

It is very uncertain whether inulin and oligofructose 15 g changes withdrawals due to adverse events (9 weeks) compared with inulin and oligofructose 7.5 g daily (very low certainty).

1 finding from 1 review

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