Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

598 questions · 645 findings · 40 reviews

No studies found 111 · 17.2%GRADE not reported 91 · 14.1%Very low 168 · 26%Low 146 · 22.6%Moderate 107 · 16.6%High 22 · 3.4%

Kefir ( Lactobacillus bacteria) vs no intervention

Pain intensity (measure on a 0‐3 four‐point scale) · people with inflammatory bowel disease
2 findings from 1 review