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Evidence found and GRADE certainty

291 questions · 362 findings · 29 reviews · All outcomes

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No studies found 86 · 23.8%GRADE not reported 207 · 57.2%Very low 48 · 13.3%Low 7 · 1.9%Moderate 7 · 1.9%High 7 · 1.9%

Clinical examination with risk-based recall vs Clinical examination with 24-month recall

Cost (patient perspective): total cost per patient (GBP) · Dentate adults (aged 18 years and older) receiving dental check-ups in UK general dental practices (regular attenders)

Clinical examination with risk-based recall led to higher cost (patient perspective): total cost per patient (GBP) compared with clinical examination with 24-month recall; GRADE not reported.

1 finding from 1 review

Oral-health promotion programs (OHPPs): community-based oral-health education/training, supervised toothbrushing with fluoride toothpaste and topical fluoride, dental screening, and dietary advice vs No oral-health promotion program, or a differing (usual-care) action under similar conditions

Cost‐effectiveness · Children aged 6 years and older (healthy except for dental caries)

In children aged 6 years and older, the cost-effectiveness estimate was extremely imprecise and not significant (OR 0.00, 95% CI 0.00 to 48704.6; ungraded).

1 finding from 1 review

Oral-health promotion programs (OHPPs): community-based oral-health education/training, supervised toothbrushing with fluoride toothpaste and topical fluoride, dental screening, and dietary advice vs No oral-health promotion program, or a differing (usual-care) action under similar conditions

DMFT/DMFS index (dental caries experience) · Children aged 6 years and older (healthy except for dental caries)

In children aged 6 years and older, OHPPs showed no significant effect on DMFT/S (OR 0.29, 95% CI 0.08 to 1.01; ungraded).

1 finding from 1 review

Low income vs High income

Prevalence of untreated decay (% DT > 0) · Adults aged 25 years and older in Australia, Canada, New Zealand, and the United States

In Australia, low versus high income differed by 11.90 percentage points in prevalence of untreated decay.

5 findings from 1 review
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Bilateral extraction of compromised mandibular first permanent molars vs Age- and gender-matched non-extraction controls

Lower incisor inclination (lingual tipping and retrusion) · Children (approximately 11 years or older) with compromised mandibular first permanent molars

Bilateral lower first permanent molar extraction was associated with lingual tipping and retrusion of the lower incisors in one case-control study; ungraded.

1 finding from 1 review

Secondary education vs University education

Prevalence of fair/poor self-rated oral health · Adults aged 25 years and older in Australia, Canada, New Zealand, and the United States

In United States, secondary versus university education differed by 27.5 percentage points in prevalence of fair/poor self-rated oral health.

4 findings from 1 review
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Primary education vs University education

Prevalence of fair/poor self-rated oral health · Adults aged 25 years and older in Australia, Canada, New Zealand, and the United States

In New Zealand, primary versus university education differed by 17.59 percentage points in prevalence of fair/poor self-rated oral health.

5 findings from 1 review
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Post-secondary education vs University education

Mean number of decayed teeth (mean DT) · Adults aged 25 years and older in Australia, Canada, New Zealand, and the United States

In Canada, post-secondary versus university education differed by 0.2 decayed teeth in mean number of decayed teeth.

4 findings from 1 review
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Primary education vs University education

Prevalence of untreated decay (% DT > 0) · Adults aged 25 years and older in Australia, Canada, New Zealand, and the United States

In Australia, primary versus university education differed by 18.40 percentage points in prevalence of untreated decay.

5 findings from 1 review
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Medium income vs High income

Prevalence of fair/poor self-rated oral health · Adults aged 25 years and older in Australia, Canada, New Zealand, and the United States

In Canada, medium versus high income differed by 8.3 percentage points in prevalence of fair/poor self-rated oral health.

4 findings from 1 review
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Medium income vs High income

Prevalence of untreated decay (% DT > 0) · Adults aged 25 years and older in Australia, Canada, New Zealand, and the United States

In Australia, medium versus high income differed by 6.8 percentage points in prevalence of untreated decay.

4 findings from 1 review
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Low income vs High income

Mean number of decayed teeth (mean DT) · Adults aged 25 years and older in Australia, Canada, New Zealand, and the United States

Across four countries, low versus high income differed by 0.44 decayed teeth in mean number of decayed teeth (random-effects meta-analysis; I2=76.4%).

5 findings from 1 review
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Secondary education vs University education

Mean number of decayed teeth (mean DT) · Adults aged 25 years and older in Australia, Canada, New Zealand, and the United States

In Canada, secondary versus university education differed by 0.7 decayed teeth in mean number of decayed teeth.

4 findings from 1 review
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Post-secondary education vs University education

Prevalence of untreated decay (% DT > 0) · Adults aged 25 years and older in Australia, Canada, New Zealand, and the United States

In Canada, post-secondary versus university education differed by 7.8 percentage points in prevalence of untreated decay.

4 findings from 1 review
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Post-secondary education vs University education

Prevalence of fair/poor self-rated oral health · Adults aged 25 years and older in Australia, Canada, New Zealand, and the United States

In Canada, post-secondary versus university education differed by 2.4 percentage points in prevalence of fair/poor self-rated oral health.

4 findings from 1 review
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Medium income vs High income

Mean number of decayed teeth (mean DT) · Adults aged 25 years and older in Australia, Canada, New Zealand, and the United States

In United States, medium versus high income differed by 0.1 decayed teeth in mean number of decayed teeth.

4 findings from 1 review
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Bilateral extraction of compromised mandibular first permanent molars vs Age- and gender-matched non-extraction controls

Skeletal development (occlusal plane rotation, facial height) · Children (approximately 11 years or older) with compromised mandibular first permanent molars

Bilateral lower first permanent molar extraction was associated with counter-clockwise rotation of the occlusal plane and a mild decrease in lower anterior face height in one case-control study; ungraded.

1 finding from 1 review

Low income vs High income

Prevalence of fair/poor self-rated oral health · Adults aged 25 years and older in Australia, Canada, New Zealand, and the United States

Across four countries, low versus high income differed by 15.77 percentage points in prevalence of fair/poor self-rated oral health (random-effects meta-analysis; I2=13.4%).

5 findings from 1 review
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Primary education vs University education

Mean number of decayed teeth (mean DT) · Adults aged 25 years and older in Australia, Canada, New Zealand, and the United States

In Canada, primary versus university education differed by 0.69 decayed teeth in mean number of decayed teeth.

5 findings from 1 review
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Secondary education vs University education

Prevalence of untreated decay (% DT > 0) · Adults aged 25 years and older in Australia, Canada, New Zealand, and the United States

In United States, secondary versus university education differed by 10.4 percentage points in prevalence of untreated decay.

4 findings from 1 review
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