What do systematic reviews say?

Intervention not reported

• Physical training for asthma 2013 · Cochrane Headline outcomes only
  no estimate extracted
  8 studies · 267 participants
  Low

Intervention not reported

• Physical training for asthma 2013 · Cochrane Headline outcomes only
  no estimate extracted
  2 studies · 34 participants
  Low

Intervention not reported

The intervention showed no clear difference in episodes of relationship violence (events) (0‐12 months) (moderate certainty).

• Educational and skills‐based interventions for preventing relationship and dating violence in adolescents and young… 2013 · Cochrane Headline outcomes only
  RR 0.81 [0.64, 1.02]
  8 studies · 3405 participants
  Moderate

Intervention not reported

The review found no eligible studies for this question.

• Educational and skills‐based interventions for preventing relationship and dating violence in adolescents and young… 2013 · Cochrane Headline outcomes only
  no estimate extracted
  Studies not reported
  No studies found

Intervention not reported

The review found no eligible studies for this question.

• Educational and skills‐based interventions for preventing relationship and dating violence in adolescents and young… 2013 · Cochrane Headline outcomes only
  no estimate extracted
  Studies not reported
  No studies found

Intervention not reported

• Educational and skills‐based interventions for preventing relationship and dating violence in adolescents and young… 2013 · Cochrane Headline outcomes only
  no estimate extracted
  22 studies · 5256 participants
  Moderate

Intervention not reported

• Educational and skills‐based interventions for preventing relationship and dating violence in adolescents and young… 2013 · Cochrane Headline outcomes only
  no estimate extracted
  4 studies · 887 participants
  Moderate

Intervention not reported

• Educational and skills‐based interventions for preventing relationship and dating violence in adolescents and young… 2013 · Cochrane Headline outcomes only
  no estimate extracted
  10 studies · 6206 participants
  Moderate

Intervention not reported

• Educational and skills‐based interventions for preventing relationship and dating violence in adolescents and young… 2013 · Cochrane Headline outcomes only
  no estimate extracted
  7 studies · 1369 participants
  Moderate

Parenting interventions vs usual care

Parenting interventions probably leads to lower medically attended or self‐reported injuries ‐ RCTs only compared with usual care (moderate certainty).

• Parenting interventions for the prevention of unintentional injuries in childhood 2013 · Cochrane Headline outcomes only
  RR 0.83 [0.73, 0.94]
  10 studies · 5074 participants
  Moderate

Intervention not reported

• Parent‐mediated early intervention for young children with autism spectrum disorders (ASD) 2013 · Cochrane Headline outcomes only
  no estimate extracted
  3 studies · 228 participants
  Low

Intervention not reported

• Parent‐mediated early intervention for young children with autism spectrum disorders (ASD) 2013 · Cochrane Headline outcomes only
  no estimate extracted
  3 studies · 244 participants
  Low

Intervention not reported

• Parent‐mediated early intervention for young children with autism spectrum disorders (ASD) 2013 · Cochrane Headline outcomes only
  no estimate extracted
  2 studies · 55 participants
  Low

Interdental brushing plus toothbrushing vs Toothbrushing alone

The review found no eligible studies for this question.

• Interdental brushing for the prevention and control of periodontal diseases and dental caries in adults 2013 · Cochrane All outcomes
  Not estimable. No included study assessed caries as an outcome. (See comment)
  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

Intraoral distalising appliance vs Headgear (extraoral appliance)

Intraoral distalising appliance may leads to higher movement of upper incisor teeth (mm) compared with headgear (extraoral appliance) (low certainty).

• Orthodontic treatment for distalising upper first molars in children and adolescents 2013 · Cochrane All outcomes
  MD 1.82 [1.39, 2.24]
  4 studies · 150 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: 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

Fluoride varnish vs placebo or no treatment

• Fluoride varnishes for preventing dental caries in children and adolescents 2013 · Cochrane All outcomes

  At least 1 year
  PF 0.44 [0.11, 0.76]
  5 studies
  GRADE not reported

Interdental brushing plus toothbrushing vs Flossing plus toothbrushing

• Interdental brushing for the prevention and control of periodontal diseases and dental caries in adults 2013 · Cochrane All outcomes
  Not estimable. 2 studies reported adverse outcomes in terms of problems with the use of the assigned interdental cleaning aids. We were unable to pool data. (See comment) Three further studies reported that no adverse…
  5 studies
  GRADE not reported

Intraoral distalising appliance vs Another (different) intraoral distalising appliance

• Orthodontic treatment for distalising upper first molars in children and adolescents 2013 · Cochrane All outcomes
  SoF table 3 (intraoral vs other intraoral appliance). Assumed risk "Not estimated"; Corresponding risk "Not estimated"; Relative effect "Meta-analysis not appropriate". Quality: very low. Comment: "No pooled estimate…
  3 studies · 93 participants
  Very low