Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

97 questions · 104 findings · 9 reviews

No studies found 9 · 8.7%GRADE not reported 10 · 9.6%Very low 23 · 22.1%Low 37 · 35.6%Moderate 14 · 13.5%High 11 · 10.6%

Adverse event outcomes for dietary combined with physical activity interventions vs control

Body‐mass index (BMI) · children aged 12 to 18 years
3 findings from 1 review

Supportive interventions for enhancing dietary intake vs comparators

All‐cause mortality · malnourished or nutritionally at‐risk adults

Supportive interventions for enhancing dietary intake probably leads to lower all‐cause mortality compared with comparators (moderate certainty).

1 finding from 1 review

Dietary fibre (all study interventions) vs control

Number of participantswith at least one recurrent adenoma · people with a history of colorectal adenomas

Dietary fibre (all study interventions) showed no clear difference in number of participantswith at least one recurrent adenoma compared with control (low certainty).

1 finding from 1 review