What do systematic reviews say?

A 10-minute film followed by the same 30-minute one-to-one hygienist instruction on sugar consumption and dental health, plus oral hygiene, fluoride and regular visits (a multi-intervention) vs No special instructions (control)

• One‐to‐one dietary interventions undertaken in a dental setting to change dietary behaviour 2012 · Cochrane All outcomes

  6 to 12 months
  Table 3, mean (SD) sugar consumption (1-5 scale): film-plus-instruction group 3.53 (1.27) at baseline to 3.06 (1.12) at follow-up (significant versus baseline); control 2.89 (0.99) to 2.88 (1.27). Results judged…
  1 study
  GRADE not reported

Cognitive behaviour therapy vs Attention placebo

Cognitive (behavioural) therapy led to lower burning mouth pain intensity (6-month follow-up) compared with attention placebo; GRADE not reported.

• Psychosocial interventions for the management of chronic orofacial pain 2011 · Cochrane All outcomes

  Long term (6-month follow-up)
  SMD -2.79 [-3.83, -1.75]
  1 study
  GRADE not reported

Clinical examination with 24-month recall vs Clinical examination with 12-month recall

Clinical examination with 24-month recall showed no clear difference in total time (examination plus treatment) (minutes) compared with clinical examination with 12-month recall; GRADE not reported.

• Recall intervals for oral health in primary care patients 2020 · Cochrane All outcomes

  2 years · 3-5 year olds (primary teeth)
  MD -10 [-26.7, 6.7]
  1 study · 58 participants
  GRADE not reported
• Recall intervals for oral health in primary care patients 2020 · Cochrane All outcomes

  2 years · 16-20 year olds (permanent teeth)
  MD -23.7 [-43.28, -4.12]
  1 study · 127 participants
  GRADE not reported

Clinical examination with 24-month recall vs Clinical examination with 12-month recall

The review found no eligible studies for this question.

• Recall intervals for oral health in primary care patients 2020 · Cochrane All outcomes

  2 years
  Summary of findings 1 lists 'Periodontal disease: Not reported' for the 24-month versus 12-month comparison (Wang 1992 did not measure it).
  0 studies
  No studies found

Clinical examination with 24-month recall vs Clinical examination with 12-month recall

It is very uncertain whether clinical examination with 24-month recall changes dental caries: dmfs increment (primary teeth) compared with clinical examination with 12-month recall (very low certainty).

• Recall intervals for oral health in primary care patients 2020 · Cochrane All outcomes

  2 years · 3-5 year olds (primary teeth)
  MD 0.90 [-0.16, 1.96]
  1 study · 58 participants
  Very low

Clinical examination with 24-month recall vs Clinical examination with 12-month recall

The review found no eligible studies for this question.

• Recall intervals for oral health in primary care patients 2020 · Cochrane All outcomes

  2 years
  Summary of findings 1 lists 'Oral-health-related quality of life: Not reported' for the 24-month versus 12-month comparison (Wang 1992 did not measure it).
  0 studies
  No studies found

Clinical examination with 24-month recall vs Clinical examination with 12-month recall

It is very uncertain whether clinical examination with 24-month recall changes dental caries: DMFS increment (permanent teeth) compared with clinical examination with 12-month recall (very low certainty).

• Recall intervals for oral health in primary care patients 2020 · Cochrane All outcomes

  2 years · 16-20 year olds (permanent teeth)
  MD 0.86 [-0.03, 1.75]
  1 study · 127 participants
  Very low

Brief motivational interviewing (BMI) vs usual treatment alone

Brief one-session, manual-guided discussion based on the principles… led to lower alcohol consumption: consuming more than 21 units of alcohol per week compared with treatment at the outpatient clinic as usual; GRADE not reported.

• One‐to‐one dietary interventions undertaken in a dental setting to change dietary behaviour 2012 · Cochrane All outcomes

  12 months
  RR 0.52 [0.32, 0.85]
  1 study · 151 participants
  GRADE not reported