Findings

What do systematic reviews say?

252 questions · 271 findings · 20 reviews

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No studies found 39 · 14.4%GRADE not reported 31 · 11.4%Very low 53 · 19.6%Low 86 · 31.7%Moderate 45 · 16.6%High 17 · 6.3%

Mediterranean dietary intervention vs no intervention or minimal intervention

Triglycerides (mmol/L), change from baseline · 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
4 studies · 480 participants
Low

Mediterranean dietary intervention vs no intervention or minimal intervention

Systolic blood pressure (mmHg), change from baseline · 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
2 studies · 269 participants
Moderate

Mediterranean dietary intervention vs no intervention or minimal intervention

Diastolic blood pressure (mmHg), change from baseline · 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
2 studies · 269 participants
Moderate

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

Adverse event outcomes for dietary combined with physical activity interventions vs information only

Participant adherence to intervention · psoriasis

Dietary intervention and exercise programme showed no clear difference in adherence to the intervention compared with information only (moderate certainty).

1 finding from 1 review

Lifestyle changes for treating psoriasis 2019 · Cochrane Headline outcomes only
RR 0.95 [0.89, 1.01]
1 study · 303 participants
Moderate

Dietary behavior change interventions with a caregiver component vs interventions without a caregiver component

Children's fruit and vegetable intake (not measured) · children aged 7 to 18 years

The review found no eligible studies for this question.

1 finding from 1 review

Caregiver involvement in interventions for improving children's dietary intake and physical activity behaviors 2020 · Cochrane Headline outcomes only
no estimate extracted
Studies not reported
No studies found

Dietary behavior change interventions with a caregiver component vs interventions without a caregiver component

Children's SSB intake (not measured) · children aged 7 to 18 years

The review found no eligible studies for this question.

1 finding from 1 review

Caregiver involvement in interventions for improving children's dietary intake and physical activity behaviors 2020 · Cochrane Headline outcomes only
no estimate extracted
Studies not reported
No studies found

Dietary behavior change interventions with a caregiver component vs interventions without a caregiver component

Children's total physical activity (not measured) · children aged 7 to 18 years

The review found no eligible studies for this question.

1 finding from 1 review

Caregiver involvement in interventions for improving children's dietary intake and physical activity behaviors 2020 · Cochrane Headline outcomes only
no estimate extracted
Studies not reported
No studies found

Dietary behavior change interventions with a caregiver component vs interventions without a caregiver component

Children's MVPA (not measured) · children aged 7 to 18 years

The review found no eligible studies for this question.

1 finding from 1 review

Caregiver involvement in interventions for improving children's dietary intake and physical activity behaviors 2020 · Cochrane Headline outcomes only
no estimate extracted
Studies not reported
No studies found

Dietary behavior change interventions with a caregiver component vs interventions without a caregiver component

Adverse effects (not measured) · children aged 7 to 18 years

The review found no eligible studies for this question.

1 finding from 1 review

Caregiver involvement in interventions for improving children's dietary intake and physical activity behaviors 2020 · Cochrane Headline outcomes only
no estimate extracted
Studies not reported
No studies found

Intervention diet vs usual on‐treatment diet

Mean GI symptom scores (IBDQ‐B) · People undergoing pelvic radiotherapy for urological, gynaecological or colorectal cancer

1 finding from 1 review

Interventions to reduce acute and late adverse gastrointestinal effects of pelvic radiotherapy for primary pelvic… 2018 · Cochrane Headline outcomes only
no estimate extracted
1 study · 50 participants
Low

Intervention diet vs usual on‐treatment diet

Acute and late GI toxicity (grade 2+) · People undergoing pelvic radiotherapy for urological, gynaecological or colorectal cancer

The review found no eligible studies for this question.

1 finding from 1 review

Interventions to reduce acute and late adverse gastrointestinal effects of pelvic radiotherapy for primary pelvic… 2018 · Cochrane Headline outcomes only
no estimate extracted
Studies not reported
No studies found

Intervention diet vs usual on‐treatment diet

Diarrhoea (grade 2+) · People undergoing pelvic radiotherapy for urological, gynaecological or colorectal cancer

Summary of findings: Diet interventions showed no clear difference in diarrhoea (grade 2+) compared with usual on‐treatment diet (low certainty).

1 finding from 1 review

Interventions to reduce acute and late adverse gastrointestinal effects of pelvic radiotherapy for primary pelvic… 2018 · Cochrane Headline outcomes only
RR 0.79 [0.45, 1.38]
1 study · 50 participants
Low

Intervention diet vs usual on‐treatment diet

QoL · People undergoing pelvic radiotherapy for urological, gynaecological or colorectal cancer

Summary of findings: Diet interventions showed no clear difference in QOL scores (IBDQ) (higher scores better) compared with usual on‐treatment diet (low certainty).

3 findings from 1 review

Interventions to reduce acute and late adverse gastrointestinal effects of pelvic radiotherapy for primary pelvic… 2018 · Cochrane Headline outcomes only
MD 4.6
1 study · 50 participants
Low
Interventions to reduce acute and late adverse gastrointestinal effects of pelvic radiotherapy for primary pelvic… 2018 · Cochrane Headline outcomes only
no estimate extracted
1 study · 119 participants
GRADE not reported
Interventions to reduce acute and late adverse gastrointestinal effects of pelvic radiotherapy for primary pelvic… 2018 · Cochrane Headline outcomes only
MD 2.4
1 study · 76 participants
Low

Intervention diet vs usual on‐treatment diet

Diarrhoea (grade 1+) · People undergoing pelvic radiotherapy for urological, gynaecological or colorectal cancer

Summary of findings: Diet interventions showed no clear difference in diarrhoea (grade 1+) compared with usual on‐treatment diet (low certainty).

1 finding from 1 review

Interventions to reduce acute and late adverse gastrointestinal effects of pelvic radiotherapy for primary pelvic… 2018 · Cochrane Headline outcomes only
RR 0.74 [0.45, 1.23]
1 study · 119 participants
Low

Intervention diet vs usual on‐treatment diet

Mean GI symptom scores (Vaizey scale) (higher scores better) · People undergoing pelvic radiotherapy for urological, gynaecological or colorectal cancer

Summary of findings: Diet interventions showed no clear difference in mean GI symptom scores (Vaizey scale) (higher scores better) compared with usual on‐treatment diet (low certainty).

1 finding from 1 review

Interventions to reduce acute and late adverse gastrointestinal effects of pelvic radiotherapy for primary pelvic… 2018 · Cochrane Headline outcomes only
no estimate extracted
1 study · 70 participants
Low

Intervention diet vs usual on‐treatment diet

Diarrhoea · People undergoing pelvic radiotherapy for urological, gynaecological or colorectal cancer

The review found no eligible studies for this question.

1 finding from 1 review

Interventions to reduce acute and late adverse gastrointestinal effects of pelvic radiotherapy for primary pelvic… 2018 · Cochrane Headline outcomes only
no estimate extracted
Studies not reported
No studies found

Dietary interventions vs usual care

Percentage of participants reaching PASI 75 · psoriasis

Dietary intervention may leads to higher severity of psoriasis PASI 75 (the proportion of participants… compared with usual care (low certainty).

1 finding from 1 review

Lifestyle changes for treating psoriasis 2019 · Cochrane Headline outcomes only
RR 1.66 [1.07, 2.58]
2 studies · 323 participants
Low

Dietary interventions vs usual care

Change in DLQI score (LOCF) · psoriasis

1 finding from 1 review

Lifestyle changes for treating psoriasis 2019 · Cochrane Headline outcomes only
no estimate extracted
1 study · 36 participants
Moderate

Dietary interventions vs usual care

Time to relapse Not measured · psoriasis

The review found no eligible studies for this question.

1 finding from 1 review

Lifestyle changes for treating psoriasis 2019 · Cochrane Headline outcomes only
no estimate extracted
Studies not reported
No studies found