Findings

What do systematic reviews say?

97 questions · 104 findings · 9 reviews

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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%

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

Dietary advice vs standard‐of‐care therapy

Gestational diabetes · pregnant women

It is very uncertain whether dietary advice interventions changes gestational diabetes compared with standard care (maternal outcomes) (very low certainty).

1 finding from 1 review

Dietary advice interventions in pregnancy for preventing gestational diabetes mellitus 2017 · Cochrane Headline outcomes only
RR 0.6 [0.35, 1.04]
5 studies · 1279 participants
Very low

Dietary advice vs standard‐of‐care therapy

Mortality or morbidity composite · pregnant women

1 finding from 1 review

Dietary advice interventions in pregnancy for preventing gestational diabetes mellitus 2017 · Cochrane Headline outcomes only
no estimate extracted
0 studies · 0 participants
GRADE not reported

Dietary advice vs standard‐of‐care therapy

Neonatal hypoglycaemia · pregnant women

1 finding from 1 review

Dietary advice interventions in pregnancy for preventing gestational diabetes mellitus 2017 · Cochrane Headline outcomes only
no estimate extracted
0 studies · 0 participants
GRADE not reported

Dietary advice vs standard‐of‐care therapy

Adiposity · pregnant women

Dietary advice interventions showed no clear difference in childhood/adulthood adiposity: skinfold thickness at 6 months (mm) compared with standard care (child outcomes) (low certainty).

1 finding from 1 review

Dietary advice interventions in pregnancy for preventing gestational diabetes mellitus 2017 · Cochrane Headline outcomes only
no estimate extracted
1 study · 132 participants
Low

Dietary advice vs standard‐of‐care therapy

Childhood/adulthood type 2 diabetes mellitus · pregnant women

1 finding from 1 review

Dietary advice interventions in pregnancy for preventing gestational diabetes mellitus 2017 · Cochrane Headline outcomes only
no estimate extracted
0 studies · 0 participants
GRADE not reported

Dietary advice vs standard‐of‐care therapy

Neurosensory disability · pregnant women

1 finding from 1 review

Dietary advice interventions in pregnancy for preventing gestational diabetes mellitus 2017 · Cochrane Headline outcomes only
no estimate extracted
0 studies · 0 participants
GRADE not reported

Dietary advice vs standard‐of‐care therapy

Hypertensive disorders of pregnancy (pregnancy‐induced hypertension) · pregnant women

Dietary advice interventions may leads to lower hypertensive disorders of pregnancy (pregnancy‐induced hypertension) compared with standard care (maternal outcomes) (low certainty).

1 finding from 1 review

Dietary advice interventions in pregnancy for preventing gestational diabetes mellitus 2017 · Cochrane Headline outcomes only
RR 0.3 [0.1, 0.88]
2 studies · 282 participants
Low

Dietary advice vs standard‐of‐care therapy

Hypertensive disorders of pregnancy: pre‐eclampsia · pregnant women

Dietary advice interventions showed no clear difference in hypertensive disorders of pregnancy (pre‐eclampsia) compared with standard care (maternal outcomes) (low certainty).

1 finding from 1 review

Dietary advice interventions in pregnancy for preventing gestational diabetes mellitus 2017 · Cochrane Headline outcomes only
RR 0.61 [0.25, 1.46]
2 studies · 282 participants
Low

Dietary advice vs standard‐of‐care therapy

Caesarean section · pregnant women

Dietary advice interventions showed no clear difference in caesarean section compared with standard care (maternal outcomes) (low certainty).

1 finding from 1 review

Dietary advice interventions in pregnancy for preventing gestational diabetes mellitus 2017 · Cochrane Headline outcomes only
RR 0.98 [0.78, 1.24]
4 studies · 1194 participants
Low

Dietary advice vs standard‐of‐care therapy

Perineal trauma (anal sphincter injury) · pregnant women

It is very uncertain whether dietary advice interventions changes perineal trauma (anal sphincter injury) compared with standard care (maternal outcomes) (very low certainty).

1 finding from 1 review

Dietary advice interventions in pregnancy for preventing gestational diabetes mellitus 2017 · Cochrane Headline outcomes only
RR 0.83 [0.23, 3.08]
1 study · 759 participants
Very low

Dietary advice vs standard‐of‐care therapy

Gestational weight gain · pregnant women

Dietary advice interventions showed no clear difference in gestational weight gain (kg) compared with standard care (maternal outcomes) (low certainty).

1 finding from 1 review

Dietary advice interventions in pregnancy for preventing gestational diabetes mellitus 2017 · Cochrane Headline outcomes only
no estimate extracted
5 studies · 1336 participants
Low

Dietary advice vs standard‐of‐care therapy

Postnatal depression · pregnant women

1 finding from 1 review

Dietary advice interventions in pregnancy for preventing gestational diabetes mellitus 2017 · Cochrane Headline outcomes only
no estimate extracted
0 studies · 0 participants
GRADE not reported

Dietary advice vs standard‐of‐care therapy

Perinatal mortality · pregnant women

1 finding from 1 review

Dietary advice interventions in pregnancy for preventing gestational diabetes mellitus 2017 · Cochrane Headline outcomes only
no estimate extracted
1 study · 159 participants
Very low

Dietary advice vs standard‐of‐care therapy

Large‐for‐gestational age · pregnant women

1 finding from 1 review

Dietary advice interventions in pregnancy for preventing gestational diabetes mellitus 2017 · Cochrane Headline outcomes only
no estimate extracted
0 studies · 0 participants
GRADE not reported

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

Children's percentage of total energy intake from saturated fat Measured by food frequency questionnaire and 24‐hour recall · children aged 7 to 18 years

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
1 study · 207 participants
Low