Findings

What do systematic reviews say?

966 questions · 1,015 findings · 90 reviews · Headline outcomes only

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No studies found 256 · 25.2%GRADE not reported 62 · 6.1%Very low 271 · 26.7%Low 269 · 26.5%Moderate 111 · 10.9%High 46 · 4.5%

Mediterranean dietary intervention vs another dietary intervention

HDL cholesterol (mmol/L), change from baseline · 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 · 71 participants
Low

Mediterranean dietary intervention vs another dietary intervention

Triglycerides (mmol/L), change from baseline · 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 · 71 participants
Very low

Mediterranean dietary intervention vs another dietary intervention

Systolic blood pressure (mmHg), change from baseline · 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
2 studies · 150 participants
Very low

Mediterranean dietary intervention vs another dietary intervention

Diastolic blood pressure (mmHg), change from baseline · 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
2 studies · 150 participants
Very low

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

Post‐haemodialysis dietary supplement vs normal diet

All‐cause mortality · people with CKD‐MBD undergoing haemodialysis

The review found no eligible studies for this question.

1 finding from 1 review

Dietary interventions for mineral and bone disorder in people with chronic kidney disease 2015 · Cochrane Headline outcomes only
no estimate extracted
Studies not reported
No studies found

Post‐haemodialysis dietary supplement vs normal diet

Cardiovascular events · people with CKD‐MBD undergoing haemodialysis

The review found no eligible studies for this question.

1 finding from 1 review

Dietary interventions for mineral and bone disorder in people with chronic kidney disease 2015 · Cochrane Headline outcomes only
no estimate extracted
Studies not reported
No studies found

Post‐haemodialysis dietary supplement vs normal diet

Fracture · people with CKD‐MBD undergoing haemodialysis

The review found no eligible studies for this question.

1 finding from 1 review

Dietary interventions for mineral and bone disorder in people with chronic kidney disease 2015 · Cochrane Headline outcomes only
no estimate extracted
Studies not reported
No studies found

Summary of findings: Low‐moderate GI diet vs moderate‐high GI diet (maternal outcomes)

Hypertensive disorders of pregnancy: severe hypertension or pre‐eclampsia · pregnant women with GDM

It is very uncertain whether summary of findings: Low‐moderate GI diet changes hypertensive disorders of pregnancy: severe hypertension or… compared with moderate‐high GI diet (maternal outcomes) (very low certainty).

1 finding from 1 review

Different types of dietary advice for women with gestational diabetes mellitus 2017 · Cochrane Headline outcomes only
RR 1.02 [0.07, 15.86]
1 study · 95 participants
Very low

Summary of findings: Low‐moderate GI diet vs moderate‐high GI diet (neonatal/child/adulthood outcomes)

Perinatal mortality · pregnant women with GDM

The review found no eligible studies for this question.

1 finding from 1 review

Different types of dietary advice for women with gestational diabetes mellitus 2017 · Cochrane Headline outcomes only
no estimate extracted
Studies not reported
No studies found

Summary of findings: Low‐moderate GI diet vs moderate‐high GI diet (neonatal/child/adulthood outcomes)

Health status and well‐being – neonatal morbidity and mortality combined · pregnant women with GDM

The review found no eligible studies for this question.

1 finding from 1 review

Different types of dietary advice for women with gestational diabetes mellitus 2017 · Cochrane Headline outcomes only
no estimate extracted
Studies not reported
No studies found

Summary of findings: Low‐moderate GI diet vs moderate‐high GI diet (neonatal/child/adulthood outcomes)

Neonatal hypoglycaemia · pregnant women with GDM

The review found no eligible studies for this question.

1 finding from 1 review

Different types of dietary advice for women with gestational diabetes mellitus 2017 · Cochrane Headline outcomes only
no estimate extracted
Studies not reported
No studies found

Summary of findings: Low‐moderate GI diet vs moderate‐high GI diet (neonatal/child/adulthood outcomes)

Neurosensory disability · pregnant women with GDM

The review found no eligible studies for this question.

1 finding from 1 review

Different types of dietary advice for women with gestational diabetes mellitus 2017 · Cochrane Headline outcomes only
no estimate extracted
Studies not reported
No studies found

Summary of findings: Low‐moderate GI diet vs moderate‐high GI diet (neonatal/child/adulthood outcomes)

Childhood/adulthood adiposity · pregnant women with GDM

The review found no eligible studies for this question.

1 finding from 1 review

Different types of dietary advice for women with gestational diabetes mellitus 2017 · Cochrane Headline outcomes only
no estimate extracted
Studies not reported
No studies found

Summary of findings: Low‐moderate GI diet vs moderate‐high GI diet (neonatal/child/adulthood outcomes)

Childhood/adulthood type 2 diabetes mellitus · pregnant women with GDM

The review found no eligible studies for this question.

1 finding from 1 review

Different types of dietary advice for women with gestational diabetes mellitus 2017 · Cochrane Headline outcomes only
no estimate extracted
Studies not reported
No studies found

Summary of findings: Low‐moderate GI diet vs moderate‐high GI diet (maternal outcomes)

Eclampsia · pregnant women with GDM

It is very uncertain whether summary of findings: Low‐moderate GI diet changes hypertensive disorders of pregnancy: eclampsia compared with moderate‐high GI diet (maternal outcomes) (very low certainty).

1 finding from 1 review

Different types of dietary advice for women with gestational diabetes mellitus 2017 · Cochrane Headline outcomes only
RR 0.34 [0.01, 8.14]
1 study · 83 participants
Very low

Summary of findings: Low‐moderate GI diet vs moderate‐high GI diet (maternal outcomes)

Caesarean section · pregnant women with GDM

Summary of findings: Low‐moderate GI diet showed no clear difference in caesarean section compared with moderate‐high GI diet (maternal outcomes) (low certainty).

1 finding from 1 review

Different types of dietary advice for women with gestational diabetes mellitus 2017 · Cochrane Headline outcomes only
RR 0.66 [0.29, 1.47]
1 study · 63 participants
Low

Summary of findings: Low‐moderate GI diet vs moderate‐high GI diet (maternal outcomes)

Induction of labour · pregnant women with GDM

Summary of findings: Low‐moderate GI diet showed no clear difference in induction of labour compared with moderate‐high GI diet (maternal outcomes) (low certainty).

1 finding from 1 review

Different types of dietary advice for women with gestational diabetes mellitus 2017 · Cochrane Headline outcomes only
RR 0.88 [0.33, 2.34]
1 study · 63 participants
Low

Summary of findings: Low‐moderate GI diet vs moderate‐high GI diet (maternal outcomes)

Perineal trauma · pregnant women with GDM

The review found no eligible studies for this question.

1 finding from 1 review

Different types of dietary advice for women with gestational diabetes mellitus 2017 · Cochrane Headline outcomes only
no estimate extracted
Studies not reported
No studies found

Summary of findings: Low‐moderate GI diet vs moderate‐high GI diet (maternal outcomes)

Type 2 diabetes mellitus · pregnant women with GDM

The review found no eligible studies for this question.

1 finding from 1 review

Different types of dietary advice for women with gestational diabetes mellitus 2017 · Cochrane Headline outcomes only
no estimate extracted
Studies not reported
No studies found