Findings

What do systematic reviews say?

1,066 questions · 1,120 findings · 99 reviews

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No studies found 277 · 24.7%GRADE not reported 119 · 10.6%Very low 292 · 26.1%Low 274 · 24.5%Moderate 112 · 10%High 46 · 4.1%

Dietary interventions vs control

Waist‐to‐hip circumference assessed as cm · people living beyond cancer

1 finding from 1 review

Dietary interventions for adult cancer survivors 2019 · Cochrane Headline outcomes only
no estimate extracted
2 studies · 106 participants
Low

Ketogenic diet (KD) vs other KDs

Seizure freedom · children (aged 4 months to 16 years) with drug‐resistant epilepsy

1 finding from 1 review

Ketogenic diets for drug‐resistant epilepsy 2020 · Cochrane Headline outcomes only
no estimate extracted
5 studies · 286 participants
Very low

Ketogenic diet (KD) vs other KDs

50% or greater reduction in seizure frequency · children (aged 4 months to 16 years) with drug‐resistant epilepsy

1 finding from 1 review

Ketogenic diets for drug‐resistant epilepsy 2020 · Cochrane Headline outcomes only
no estimate extracted
5 studies · 286 participants
Very low

Ketogenic diet (KD) vs other KDs

Adverse effects · children (aged 4 months to 16 years) with drug‐resistant epilepsy

1 finding from 1 review

Ketogenic diets for drug‐resistant epilepsy 2020 · Cochrane Headline outcomes only
no estimate extracted
5 studies · 286 participants
Very low

Ketogenic diet (KD) vs other KDs

Cognition and behaviour · children (aged 4 months to 16 years) with drug‐resistant epilepsy

The review found no eligible studies for this question.

1 finding from 1 review

Ketogenic diets for drug‐resistant epilepsy 2020 · Cochrane Headline outcomes only
no estimate extracted
Studies not reported
No studies found

Ketogenic diet (KD) vs other KDs

Quality of life · children (aged 4 months to 16 years) with drug‐resistant epilepsy

The review found no eligible studies for this question.

1 finding from 1 review

Ketogenic diets for drug‐resistant epilepsy 2020 · Cochrane Headline outcomes only
no estimate extracted
Studies not reported
No studies found

Ketogenic diet (KD) vs other KDs

Attrition rate · children (aged 4 months to 16 years) with drug‐resistant epilepsy

1 finding from 1 review

Ketogenic diets for drug‐resistant epilepsy 2020 · Cochrane Headline outcomes only
no estimate extracted
5 studies · 286 participants
Very low

Ketogenic diet (KD) vs other KDs

Seizure freedom · adults (aged 18 years and over) with drug‐resistant epilepsy

1 finding from 1 review

Ketogenic diets for drug‐resistant epilepsy 2020 · Cochrane Headline outcomes only
no estimate extracted
1 study · 80 participants
Very low

Ketogenic diet (KD) vs other KDs

50% or greater reduction in seizure frequency · adults (aged 18 years and over) with drug‐resistant epilepsy

1 finding from 1 review

Ketogenic diets for drug‐resistant epilepsy 2020 · Cochrane Headline outcomes only
no estimate extracted
1 study · 80 participants
Very low

Ketogenic diet (KD) vs other KDs

Adverse effects · adults (aged 18 years and over) with drug‐resistant epilepsy

1 finding from 1 review

Ketogenic diets for drug‐resistant epilepsy 2020 · Cochrane Headline outcomes only
no estimate extracted
1 study · 80 participants
Very low

Ketogenic diet (KD) vs other KDs

Cognition and behaviour · adults (aged 18 years and over) with drug‐resistant epilepsy

The review found no eligible studies for this question.

1 finding from 1 review

Ketogenic diets for drug‐resistant epilepsy 2020 · Cochrane Headline outcomes only
no estimate extracted
Studies not reported
No studies found

Ketogenic diet (KD) vs other KDs

Quality of life · adults (aged 18 years and over) with drug‐resistant epilepsy

The review found no eligible studies for this question.

1 finding from 1 review

Ketogenic diets for drug‐resistant epilepsy 2020 · Cochrane Headline outcomes only
no estimate extracted
Studies not reported
No studies found

Ketogenic diet (KD) vs other KDs

Attrition rate · adults (aged 18 years and over) with drug‐resistant epilepsy

1 finding from 1 review

Ketogenic diets for drug‐resistant epilepsy 2020 · Cochrane Headline outcomes only
no estimate extracted
1 study · 80 participants
Very low

Dietary interventions vs standard practice

School achievement: Average achievement across subjects taught at school · 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
2 studies · 382 participants
Low

Dietary interventions vs standard practice

School achievement: Mathematics · 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
1 study · 76 participants
Low

Dietary interventions vs standard practice

School achievement: Reading · 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
1 study · 67 participants
Low

Dietary interventions vs standard practice

School achievement: Additional educational support needs · 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 standard practice

Cognitive function: Composite executive functions · 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 standard practice

Cognitive function: Inhibition control · 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 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