Findings

What do systematic reviews say?

16 questions · 16 findings · 2 reviews

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No studies found 1 · 6.3%GRADE not reported 0 · 0%Very low 9 · 56.3%Low 4 · 25%Moderate 1 · 6.3%High 1 · 6.3%

Adverse event outcomes for physical activity interventions vs no intervention

Increased weight concern · children aged 6‐12 years

1 finding from 1 review

Interventions for preventing obesity in children 2019 · Cochrane Headline outcomes only
no estimate extracted
1 study · 225 participants
Low

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

Increased weight concern · 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
2 studies · 285 participants
High

Physical activity vs usual care

All‐cause mortality · people at increased risk for developing type 2 diabetes

1 finding from 1 review

Diet, physical activity or both for prevention or delay of type 2 diabetes mellitus and its associated complications… 2017 · Cochrane Headline outcomes only
no estimate extracted
2 studies · 397 participants
Very low

Physical activity vs usual care

Type 2 diabetes mellitus · people at increased risk for developing type 2 diabetes

1 finding from 1 review

Diet, physical activity or both for prevention or delay of type 2 diabetes mellitus and its associated complications… 2017 · Cochrane Headline outcomes only
no estimate extracted
2 studies · 397 participants
Very low

Physical activity vs usual care

Serious adverse events · people at increased risk for developing type 2 diabetes

1 finding from 1 review

Diet, physical activity or both for prevention or delay of type 2 diabetes mellitus and its associated complications… 2017 · Cochrane Headline outcomes only
no estimate extracted
2 studies · 397 participants
Very low

Physical activity vs usual care

Cardiovascular mortality · people at increased risk for developing type 2 diabetes

1 finding from 1 review

Diet, physical activity or both for prevention or delay of type 2 diabetes mellitus and its associated complications… 2017 · Cochrane Headline outcomes only
no estimate extracted
1 study · 274 participants
Very low

Physical activity vs usual care

Non‐fatal myocardial infarction/stroke · people at increased risk for developing type 2 diabetes

1 finding from 1 review

Diet, physical activity or both for prevention or delay of type 2 diabetes mellitus and its associated complications… 2017 · Cochrane Headline outcomes only
no estimate extracted
1 study · 123 participants
Very low

Physical activity vs usual care

General health‐related quality of life · people at increased risk for developing type 2 diabetes

1 finding from 1 review

Diet, physical activity or both for prevention or delay of type 2 diabetes mellitus and its associated complications… 2017 · Cochrane Headline outcomes only
no estimate extracted
1 study · 123 participants
Very low

Physical activity vs usual care

Socioeconomic effects · people at increased risk for developing type 2 diabetes

The review found no eligible studies for this question.

1 finding from 1 review

Diet, physical activity or both for prevention or delay of type 2 diabetes mellitus and its associated complications… 2017 · Cochrane Headline outcomes only
no estimate extracted
Studies not reported
No studies found

Adverse event outcomes for dietary combined with physical activity interventions vs usual care

All‐cause mortality · people at increased risk for developing type 2 diabetes

It is very uncertain whether diet plus physical activity changes all‐cause mortality compared with standard treatment (very low certainty).

1 finding from 1 review

Diet, physical activity or both for prevention or delay of type 2 diabetes mellitus and its associated complications… 2017 · Cochrane Headline outcomes only
RR 1.12 [0.5, 2.5]
10 studies · 4099 participants
Very low

Adverse event outcomes for dietary combined with physical activity interventions vs usual care

Development of type 2 diabetes · people at increased risk for developing type 2 diabetes

Diet plus physical activity probably leads to lower incidence of type 2 diabetes mellitus Diagnostic criteria: 3 trials… compared with standard treatment (moderate certainty).

1 finding from 1 review

Diet, physical activity or both for prevention or delay of type 2 diabetes mellitus and its associated complications… 2017 · Cochrane Headline outcomes only
RR 0.57 [0.5, 0.64]
11 studies · 4511 participants
Moderate

Adverse event outcomes for dietary combined with physical activity interventions vs usual care

SAEs · people at increased risk for developing type 2 diabetes

1 finding from 1 review

Diet, physical activity or both for prevention or delay of type 2 diabetes mellitus and its associated complications… 2017 · Cochrane Headline outcomes only
no estimate extracted
2 studies · 250 participants
Low

Adverse event outcomes for dietary combined with physical activity interventions vs usual care

Cardiovascular mortality · people at increased risk for developing type 2 diabetes

It is very uncertain whether diet plus physical activity changes cardiovascular mortality compared with standard treatment (very low certainty).

1 finding from 1 review

Diet, physical activity or both for prevention or delay of type 2 diabetes mellitus and its associated complications… 2017 · Cochrane Headline outcomes only
RR 0.94 [0.24, 3.65]
7 studies · 3263 participants
Very low

Adverse event outcomes for dietary combined with physical activity interventions vs usual care

Non‐fatal myocardial infarction/stroke · people at increased risk for developing type 2 diabetes

1 finding from 1 review

Diet, physical activity or both for prevention or delay of type 2 diabetes mellitus and its associated complications… 2017 · Cochrane Headline outcomes only
no estimate extracted
1 study · 102 participants
Low

Adverse event outcomes for dietary combined with physical activity interventions vs usual care

Health-related quality of life (after at least 5 years follow-up) · people at increased risk for developing type 2 diabetes

1 finding from 1 review

Diet, physical activity or both for prevention or delay of type 2 diabetes mellitus and its associated complications… 2017 · Cochrane Headline outcomes only
no estimate extracted
1 study · 2144 participants
Very low

Adverse event outcomes for dietary combined with physical activity interventions vs usual care

Costs (direct costs of interventions) · people at increased risk for developing type 2 diabetes

1 finding from 1 review

Diet, physical activity or both for prevention or delay of type 2 diabetes mellitus and its associated complications… 2017 · Cochrane Headline outcomes only
no estimate extracted
4 studies · 2775 participants
Low