Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

439 questions · 686 findings · 68 reviews

No studies found 4 · 0.6%GRADE not reported 617 · 89.9%Very low 26 · 3.8%Low 20 · 2.9%Moderate 11 · 1.6%High 8 · 1.2%

Dementia (any type or severity) vs Older people without dementia

Dental caries: prevalence of root caries · Older people (aged 60 years or older) with dementia

Root caries was higher in older people with dementia (0.6 to 4.9) than without (0.3 to 1.7), described as significantly more common but not pooled (ungraded).

1 finding from 1 review

Dementia (any type or severity) vs Older people without dementia

Edentulousness (prevalence) · Older people (aged 60 years or older) with dementia

Edentulousness was similar in older people with and without dementia, with wide overlapping ranges across studies; no meta-analysis was performed (ungraded).

1 finding from 1 review

Dementia (any type or severity) vs Older people without dementia

Orofacial pain (prevalence) · Older people (aged 60 years or older) with dementia

Orofacial pain prevalence was similar in older people with dementia (7.4 to 21.7%) and without dementia (6.7 to 18.5%), based on few studies; no meta-analysis was performed (ungraded).

1 finding from 1 review

Dementia (any type or severity) vs Older people without dementia

Coronal caries (mean number) · Older people (aged 60 years or older) with dementia

Coronal caries was higher in older people with dementia (0.1 to 2.9) than without (0.0 to 1.0), described as significantly more common but not pooled (ungraded).

1 finding from 1 review

Dementia (any type or severity) vs Older people without dementia

Number of teeth · Older people (aged 60 years or older) with dementia

The number of teeth present was comparable between older people with and without dementia; no meta-analysis was performed (ungraded).

1 finding from 1 review

ART sealant using high-viscosity glass ionomer (press-finger technique) vs Resin-based sealant

Development of carious lesions on sealed occlusal pits and fissures · Children with fully erupted permanent first molar teeth (mean age about 6 to 8 years)

At 48 months, no statistically significant difference was found between HVGIC and resin-based sealants (RR 0.62, 95% CI 0.31 to 1.21); evidence ungraded and at high risk of bias.

4 findings from 1 review
Show 1 more finding

Intervention not reported

Dental caries prevalence in primary teeth (cavitated lesions) · Children aged 5-6 years in Latin America and the Caribbean

In other Latin American/Caribbean countries, pooled primary-teeth caries prevalence was 70% (95% CI 59-79%), significantly higher than Brazil (p=0.002); certainty not graded.

1 finding from 1 review

Intervention not reported

Dental caries prevalence in permanent teeth (cavitated lesions) · Children aged 11-13 years in Latin America and the Caribbean

In other Latin American/Caribbean countries, pooled permanent-teeth caries prevalence was 64% (95% CI 45-79%), not significantly different from Brazil (p=0.42); certainty not graded.

1 finding from 1 review

Intervention not reported

Dental caries prevalence in primary teeth (cavitated lesions) · Children aged 5-6 years in Latin America and the Caribbean

In Brazil, pooled primary-teeth caries prevalence in 5-6 year-olds was 52% (95% CI 49-54%); certainty not graded.

1 finding from 1 review

Intervention not reported

Dental caries prevalence in primary teeth (cavitated lesions) · Children aged 5-6 years in Latin America and the Caribbean

About 56% of 5-6 year-old children in Latin America and the Caribbean had dental caries in primary teeth (95% CI 52-59%); certainty not graded.

1 finding from 1 review

Intervention not reported

Dental caries prevalence in permanent teeth (cavitated lesions) · Children aged 11-13 years in Latin America and the Caribbean

In Brazil, pooled permanent-teeth caries prevalence in 11-13 year-olds was 56% (95% CI 53-60%), with a significant declining trend over time; certainty not graded.

1 finding from 1 review

Intervention not reported

Dental caries prevalence in permanent teeth (cavitated lesions) · Children aged 11-13 years in Latin America and the Caribbean

About 58% of 11-13 year-old children in Latin America and the Caribbean had dental caries in permanent teeth (95% CI 54-61%); certainty not graded.

1 finding from 1 review

Down syndrome vs Individuals without Down syndrome (healthy controls: siblings, schoolchildren or others)

Mean DMFT (decayed, missing, filled permanent teeth) · Individuals of all ages

Individuals with Down syndrome had a lower mean DMFT in permanent teeth than controls (pooled SMD -0.18, 95% CI -0.35 to -0.02; 6 studies; I2=20%); certainty of evidence not graded.

1 finding from 1 review

Down syndrome vs Individuals without Down syndrome (healthy controls: siblings, schoolchildren or others)

Dental caries · Individuals of all ages

Individuals with Down syndrome had a lower prevalence of dental caries than those without (pooled OR 0.36, 95% CI 0.22 to 0.57; 2 studies; I2=0%); certainty of evidence not graded.

1 finding from 1 review

Low socioeconomic status (>22.4% of the population) vs Not applicable

Dental caries · Adult participants in 25 meta-regression studies

The unadjusted meta-regression coefficient for low socioeconomic status was 10.49365.

2 findings from 1 review

Human Development Index (HDI) vs Not applicable

Dental caries · Adult participants in 25 meta-regression studies

The Model 1 adjusted meta-regression coefficient for quantitative HDI was -42.94101.

3 findings from 1 review

Populations with a lower proportion of university-educated people (<33.78% with university level) vs Not applicable

Dental caries · Adult participants in 25 meta-regression studies

The Model 1 adjusted meta-regression coefficient for lower university education was -4.132903.

2 findings from 1 review

Low level of schooling (>33.60% of the population) vs Not applicable

Dental caries · Adult participants in 25 meta-regression studies

The unadjusted meta-regression coefficient for low schooling was -2.301079.

2 findings from 1 review