What do systematic reviews say?

Dietary interventions vs diet and physical activity interventions combined

• Interventions for preventing obesity in children 2019 · Cochrane Headline outcomes only
  no estimate extracted
  1 study · 3971 participants
  High

Pedometer intervention vs minimal intervention

• Workplace pedometer interventions for increasing physical activity 2020 · Cochrane Headline outcomes only
  no estimate extracted
  1 study · 58 participants
  Very low

Primary school-based behavioural intervention (both oral hygiene and dietary components) vs No treatment (or delayed treatment)

Primary school-based behavioural intervention (both oral hygiene and… showed no clear difference in plaque indices (permanent and deciduous teeth) compared with no intervention or delayed intervention (non-intervention control;… (low certainty).

• Primary school‐based behavioural interventions for preventing caries 2013 · Cochrane All outcomes

  3 to 15 months
  SoF (Plaque indices, follow-up 3 to 15 months): 'All 3 RCTs showed a reduction in plaque in the intervention group compared to control group'; 827 participants (3 RCTs); GRADE low; comment 'Data not suitable for…
  3 studies · 827 participants
  Low

Primary school-based behavioural intervention (both oral hygiene and dietary components) vs No treatment (or delayed treatment)

• Primary school‐based behavioural interventions for preventing caries 2013 · Cochrane All outcomes

  15 months
  PF 0.65 [0.12, 1.18]
  1 study · 60 participants
  Low

Primary school-based behavioural intervention (both oral hygiene and dietary components) vs No treatment (or delayed treatment)

• Primary school‐based behavioural interventions for preventing caries 2013 · Cochrane All outcomes
  Worthington 2001 reported changes in oral health knowledge and skills: improvement was apparent in both intervention and control groups at the 4-month follow-up (phase one) but greater in the intervention group (34%…
  1 study
  GRADE not reported

Primary school-based behavioural intervention (both oral hygiene and dietary components) vs No treatment (or delayed treatment)

• Primary school‐based behavioural interventions for preventing caries 2013 · Cochrane All outcomes
  Worthington 2001 found no change in reported dental visits over the course of the programmes, with 97% of children at baseline reporting visiting the dentist every 2 years.
  1 study
  GRADE not reported

Primary school-based behavioural intervention (both oral hygiene and dietary components) vs No treatment (or delayed treatment)

The review found no eligible studies for this question.

• Primary school‐based behavioural interventions for preventing caries 2013 · Cochrane All outcomes
  No other behavioural outcomes (e.g. objective toothbrush tracking or food-wrapper collection) were measured by the four included studies.
  0 studies
  No studies found

Primary school-based behavioural intervention (both oral hygiene and dietary components) vs No treatment (or delayed treatment)

The review found no eligible studies for this question.

• Primary school‐based behavioural interventions for preventing caries 2013 · Cochrane All outcomes
  No study reported any adverse events.
  0 studies
  No studies found

Primary school-based behavioural intervention (both oral hygiene and dietary components) vs No treatment (or delayed treatment)

• Primary school‐based behavioural interventions for preventing caries 2013 · Cochrane All outcomes

  2 years
  PF 0.49
  1 study
  GRADE not reported

Primary school-based behavioural intervention (both oral hygiene and dietary components) vs No treatment (or delayed treatment)

• Primary school‐based behavioural interventions for preventing caries 2013 · Cochrane All outcomes
  Worthington 2001: few children had problems identifying foods containing sugar; only 15% of intervention and 19% of control participants reported routinely consuming sugary snacks on arriving home from school; snacking…
  1 study
  GRADE not reported

Primary school-based behavioural intervention (both oral hygiene and dietary components) vs No treatment (or delayed treatment)

• Primary school‐based behavioural interventions for preventing caries 2013 · Cochrane All outcomes
  Worthington 2001 reported children's brushing frequency: almost all children (99%) at baseline reported twice daily brushing, and this level was maintained across all groups throughout the intervention (in baseline…
  1 study
  GRADE not reported

Multi‐component intervention vs other treatments/routine care

It is very uncertain whether multi‐component intervention changes adverse events: number of people experiencing an AE compared with other intervention or routine, usual care or control treatment (very low certainty).

• Digital interventions for the management of chronic obstructive pulmonary disease 2021 · Cochrane Headline outcomes only
  OR 1.07 [0.51, 2.25]
  1 study · 166 participants
  Very low

Multi‐component intervention vs other treatments/routine care

Multi‐component intervention showed no clear difference in adverse events: number of people experiencing a serious adverse event compared with other intervention or routine, usual care or control treatment (low certainty).

• Digital interventions for the management of chronic obstructive pulmonary disease 2021 · Cochrane Headline outcomes only
  OR 0.85 [0.55, 1.34]
  1 study · 319 participants
  Low

Multi‐component intervention vs other treatments/routine care

• Digital interventions for the management of chronic obstructive pulmonary disease 2021 · Cochrane Headline outcomes only
  no estimate extracted
  1 study · 20 participants
  Very low

Multi‐component intervention vs other treatments/routine care

• Digital interventions for the management of chronic obstructive pulmonary disease 2021 · Cochrane Headline outcomes only
  no estimate extracted
  3 studies · 241 participants
  Very low

Multicomponent interventions vs no intervention

• Interventions for increasing fruit and vegetable consumption in children aged five years and under 2020 · Cochrane Headline outcomes only
  no estimate extracted
  9 studies · 2961 participants
  Moderate

Multicomponent interventions vs no intervention

The review found no eligible studies for this question.

• Interventions for increasing fruit and vegetable consumption in children aged five years and under 2020 · Cochrane Headline outcomes only
  no estimate extracted
  Studies not reported
  No studies found

Multicomponent interventions vs no intervention

The review found no eligible studies for this question.

• Interventions for increasing fruit and vegetable consumption in children aged five years and under 2020 · Cochrane Headline outcomes only
  no estimate extracted
  Studies not reported
  No studies found

Multi‐component intervention vs no intervention

Multi‐component intervention showed no clear difference in proportion of participants with low back pain/discomfort compared with no intervention (low certainty).

• Workplace interventions for increasing standing or walking for decreasing musculoskeletal symptoms in sedentary workers 2019 · Cochrane Headline outcomes only
  RR 0.93 [0.69, 1.27]
  3 studies · 107 participants
  Low

Multi‐component intervention vs no intervention

Multi‐component intervention showed no clear difference in proportion of participants with upper back pain/discomfort compared with no intervention (low certainty).

• Workplace interventions for increasing standing or walking for decreasing musculoskeletal symptoms in sedentary workers 2019 · Cochrane Headline outcomes only
  RR 0.88 [0.4, 1.96]
  2 studies · 40 participants
  Low