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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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.
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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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Dental caries (association with primary maternal education) · Children (deciduous and/or permanent dentition) in low- and middle-income countries
Primary maternal education was associated with 25% higher odds of dental caries (OR 1.25, 95% CI 1.02 to 1.54; 7 studies; not GRADE-rated).
1 finding from 1 review
Primary maternal education prevalence (among children with caries) · Children with dental caries (deciduous and/or permanent dentition) in low- and middle-income countries
About 42% of children with caries in LMICs had mothers with primary education (pooled prevalence 0.425, 95% CI 0.280 to 0.576; 7 studies; not GRADE-rated).
1 finding from 1 review
Plaque index (PI) / oral hygiene · Primary school children (aged 3-16 years) attending primary school in low- and middle-income countries (LMICs)
School-based interventions may reduce dental plaque scores (SMD -0.32, favouring intervention), but the certainty of evidence is very low.
1 finding from 1 review
Oral hygiene measured by mean gingival scores · Primary school children (aged 3-16 years) attending primary school in low- and middle-income countries (LMICs)
The effect of school-based interventions on gingival scores is uncertain and not statistically significant (SMD 0.12; very low certainty).
1 finding from 1 review
Dental caries · Primary school children (aged 3-16 years) attending primary school in low- and middle-income countries (LMICs)
Among children aged 6-8 years, DMFT scores were significantly reduced (SMD -0.11); subgroup not separately GRADE-rated.
8 findings from 1 review
Effectiveness of primary school-based interventions in improving oral health of children in low- and middle-income… 2022 All outcomesPost-intervention; follow-up varied across studies (interventions ranged from <2 years to >=2 years and longer) · Primary schools in low- and middle-income countries (Southeast Asia, Africa, the Americas, Europe, eastern Mediterranean) · Age 6-8 years
SMD -0.11 [-0.17, -0.04]
Studies not reported
GRADE not reported
Effectiveness of primary school-based interventions in improving oral health of children in low- and middle-income… 2022 All outcomesPost-intervention; follow-up varied across studies (interventions ranged from <2 years to >=2 years and longer) · Primary schools in low- and middle-income countries (Southeast Asia, Africa, the Americas, Europe, eastern Mediterranean) · <=3 intervention activities
SMD -0.58 [-1.62, 0.45]
Studies not reported
GRADE not reported
Effectiveness of primary school-based interventions in improving oral health of children in low- and middle-income… 2022 All outcomes<2 years · Primary schools in low- and middle-income countries (Southeast Asia, Africa, the Americas, Europe, eastern Mediterranean) · Intervention duration <2 years
SMD 0.01 [-0.16, 0.18]
3 studies
GRADE not reported
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Annual increment in DMFS (D3) · Primary school children (aged 3-16 years) attending primary school in low- and middle-income countries (LMICs)
Oral-health-education interventions significantly reduced net increment in DMFS (SMD -1.05); no significant subgroup difference vs other interventions (P=0.74).
5 findings from 1 review
Effectiveness of primary school-based interventions in improving oral health of children in low- and middle-income… 2022 All outcomesPost-intervention; follow-up varied across studies (interventions ranged from <2 years to >=2 years and longer) · Primary schools in low- and middle-income countries (Southeast Asia, Africa, the Americas, Europe, eastern Mediterranean) · Intervention type: oral health education
SMD -1.05 [-2.03, -0.08]
3 studies
GRADE not reported
Effectiveness of primary school-based interventions in improving oral health of children in low- and middle-income… 2022 All outcomesPost-intervention; follow-up varied across studies (interventions ranged from <2 years to >=2 years and longer) · Primary schools in low- and middle-income countries (Southeast Asia, Africa, the Americas, Europe, eastern Mediterranean) · WHO health-promoting-schools framework
SMD -0.57 [-1.56, 0.42]
2 studies
GRADE not reported
Effectiveness of primary school-based interventions in improving oral health of children in low- and middle-income… 2022 All outcomesPost-intervention; follow-up varied across studies (interventions ranged from <2 years to >=2 years and longer) · Primary schools in low- and middle-income countries (Southeast Asia, Africa, the Americas, Europe, eastern Mediterranean) · Non-WHO-framework interventions
SMD -1.88 [-3.15, -0.60]
Studies not reported
GRADE not reported
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Dental caries prevalence measured by dmft or DMFT/S score greater than one · Primary school children (aged 3-16 years) attending primary school in low- and middle-income countries (LMICs)
School-based interventions may reduce the prevalence of dental caries (RR 0.70, favouring intervention), but the certainty of evidence is very low.
3 findings from 1 review
Caries increment, tooth index D(M)FT · Primary school children (aged 3-16 years) attending primary school in low- and middle-income countries (LMICs)
Among children aged 5-8 years, net increment in DMFT was not significantly reduced (SMD -0.36); no significant subgroup difference by age.
3 findings from 1 review
Access to oral healthcare (referral pathways, documentation processes, operating efficiencies, staffing, visits for oral health issues, uptake of fluoride varnish/other preventive treatment, and visits to an oral health professional) · People of all ages and abilities served through primary care and related settings (children, pregnant women, older adults in…
Most strategies to integrate oral health into primary care were associated with improved access to oral healthcare (19 studies, narrative synthesis; ungraded).
1 finding from 1 review
Strategies to integrate oral health into primary care: a systematic review. 2023 All outcomesPrimary care, community, school, and aged-care/residential/nursing-home settings
Access to oral healthcare was the primary outcome most studied (n=19). Most studies reported results favouring the integration strategy, including improvements in referral pathways, documentation processes, operating…
19 studies
GRADE not reported
Knowledge, attitudes and perceptions of staff and patients regarding oral health · People of all ages and abilities served through primary care and related settings (children, pregnant women, older adults in…
Integration strategies were generally associated with positive oral health knowledge, attitudes and perceptions among staff and patients (16 studies, narrative synthesis; ungraded).
1 finding from 1 review
Barriers and facilitators to implementation of the integration strategy (qualitative) · People of all ages and abilities served through primary care and related settings (children, pregnant women, older adults in…
Key barriers to implementing integration strategies were time/staff/resource constraints and lack of organisational support, while facilitators were professionals' knowledge and attitudes and supportive governance/leadership (qualitative; ungraded).
1 finding from 1 review
Oral disease outcomes, including dental caries estimates · People of all ages and abilities served through primary care and related settings (children, pregnant women, older adults in…
Most studies reported improved oral disease outcomes with integration strategies (8 of 9 studies improved, 1 no change; 9 studies, narrative synthesis; ungraded).
1 finding from 1 review
Arrest or reversal of noncavitated facial/lingual carious lesions · Children and adults with noncavitated carious lesions on facial/lingual surfaces (primary and permanent teeth)
1.23% APF gel + oral health education was probably more effective than Oral health education for arrest or reversal of facial/lingual carious lesions (RR 2.47, 95% CI 1.95 to 3.13; moderate certainty).
1 finding from 1 review
Caries increment in permanent teeth · School children and adolescents (6-18 years) followed from primary dentition (baseline examination before 72 months of age)
Evidence on the association between sociodemographic/socioeconomic factors and permanent-teeth caries is weak and inconsistent (3 studies; could not be pooled; not GRADE-rated).
1 finding from 1 review