Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

595 questions · 642 findings · 39 reviews

No studies found 111 · 17.3%GRADE not reported 88 · 13.7%Very low 168 · 26.2%Low 146 · 22.7%Moderate 107 · 16.7%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