Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

2,539 questions · 2,602 findings · 424 reviews · Headline outcomes only

No studies found 572 · 22%GRADE not reported 189 · 7.3%Very low 527 · 20.3%Low 685 · 26.3%Moderate 514 · 19.8%High 115 · 4.4%

Intervention not reported

Colonic transit rate (geometric centre of radioactive substance). Unit indicates position along with intestinal tract. Scale from: 1 (small intestine) to 5 (rectosigmoid area). · children with chronic constipation
1 finding from 1 review

Intervention not reported

Proportion of participants abstinent ‐ long‐term (> 6 months) assessed via self report +/‐ biochemical verification · consumers of tobacco living with HIV and AIDS

The intervention showed no clear difference in proportion of participants abstinent ‐ long‐term (> 6 months)… (moderate certainty).

1 finding from 1 review