Findings

What do systematic reviews say?

14 questions · 14 findings · 8 reviews

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No studies found 4 · 28.6%GRADE not reported 1 · 7.1%Very low 3 · 21.4%Low 4 · 28.6%Moderate 2 · 14.3%High 0 · 0%

Dietary interventions vs standard practice

Adverse events · Children and adolescents with obesity or overweight

1 finding from 1 review

Physical activity, diet and other behavioural interventions for improving cognition and school achievement in children… 2018 · Cochrane Headline outcomes only
no estimate extracted
0 studies · 0 participants
GRADE not reported

Dietary interventions vs control

Serious adverse events · children aged 5 to 11 years

1 finding from 1 review

Interventions to prevent obesity in children aged 5 to 11 years old 2024 · Cochrane Headline outcomes only
no estimate extracted
5 studies · 1913 participants
Very low

Dietary interventions vs control

Serious adverse events · children aged 12 to 18 years

1 finding from 1 review

Interventions to prevent obesity in children aged 12 to 18 years old 2024 · Cochrane Headline outcomes only
no estimate extracted
2 studies · 377 participants
Low

Mediterranean dietary intervention vs another dietary intervention

Adverse events · adults without cardiovascular disease

1 finding from 1 review

Mediterranean‐style diet for the primary and secondary prevention of cardiovascular disease 2019 · Cochrane Headline outcomes only
no estimate extracted
1 study · 7447 participants
Moderate

Mediterranean dietary intervention vs another dietary intervention

Adverse events · adults with established cardiovascular disease

The review found no eligible studies for this question.

1 finding from 1 review

Mediterranean‐style diet for the primary and secondary prevention of cardiovascular disease 2019 · Cochrane Headline outcomes only
no estimate extracted
Studies not reported
No studies found

Mediterranean dietary intervention vs no intervention or minimal intervention

Adverse events · adults without cardiovascular disease

The review found no eligible studies for this question.

1 finding from 1 review

Mediterranean‐style diet for the primary and secondary prevention of cardiovascular disease 2019 · Cochrane Headline outcomes only
no estimate extracted
Studies not reported
No studies found

Primary school-based behavioural intervention (both oral hygiene and dietary components) vs No treatment (or delayed treatment)

Adverse events · Children aged 4 to 12 years attending primary school

The review found no eligible studies for this question.

1 finding from 1 review

Primary school‐based behavioural interventions for preventing caries 2013 · Cochrane All outcomes
No study reported any adverse events.
0 studies
No studies found

Dietary intervention (probiotics) vs placebo

Serious adverse events · adults with vestibular migraine

The review found no eligible studies for this question.

1 finding from 1 review

Non‐pharmacological interventions for prophylaxis of vestibular migraine 2023 · Cochrane Headline outcomes only
no estimate extracted
Studies not reported
No studies found

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

Serious adverse events · children aged 5 to 11 years

1 finding from 1 review

Interventions to prevent obesity in children aged 5 to 11 years old 2024 · Cochrane Headline outcomes only
no estimate extracted
19 studies · 27882 participants
Low

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

Serious adverse events · children aged 12 to 18 years

1 finding from 1 review

Interventions to prevent obesity in children aged 12 to 18 years old 2024 · Cochrane Headline outcomes only
no estimate extracted
4 studies · 2394 participants
Very low

Supportive interventions for enhancing dietary intake vs comparators

Adverse events · malnourished or nutritionally at‐risk adults

1 finding from 1 review

Supportive interventions for enhancing dietary intake in malnourished or nutritionally at‐risk adults 2016 · Cochrane Headline outcomes only
no estimate extracted
3 studies · 4108 participants
Very low

Mediterranean dietary intervention vs usual care

Adverse events · adults with established cardiovascular disease

1 finding from 1 review

Mediterranean‐style diet for the primary and secondary prevention of cardiovascular disease 2019 · Cochrane Headline outcomes only
no estimate extracted
1 study · 605 participants
Low

Adverse event outcomes for dietary combined with physical activity interventions vs usual care or no treatment

Adverse events related to taking of blood samples · children aged 6 to 12 years

1 finding from 1 review

Interventions for preventing obesity in children 2019 · Cochrane Headline outcomes only
no estimate extracted
1 study · 4603 participants
Moderate

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

Adverse events · children aged 0 to 5 years

1 finding from 1 review

Interventions for preventing obesity in children 2019 · Cochrane Headline outcomes only
no estimate extracted
2 studies · 983 participants
Low