Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

26 questions · 30 findings · 9 reviews · All outcomes

No studies found 0 · 0%GRADE not reported 25 · 83.3%Very low 2 · 6.7%Low 1 · 3.3%Moderate 2 · 6.7%High 0 · 0%

Institutionalization (living in an orphanage/institution) vs Parented children living with their families

Dental caries prevalence · Institutionalized orphan children (roughly 3 to 18 years)

Institutionalized orphan children may be at higher risk of dental caries than parented children (pooled RR 1.19), but the estimate is imprecise and not statistically significant (very low certainty).

1 finding from 1 review

Prenatal vitamin D deficiency (low maternal 25(OH)D during pregnancy) vs Adequate prenatal vitamin D (sufficient maternal 25(OH)D)

Dental caries prevalence · Children aged 2 to 8 years

The review reported 44% dental caries prevalence among children of mothers with low prenatal vitamin D.

2 findings from 1 review

Intervention not reported

Dental caries prevalence · General population in Ethiopia (all ages, age range 6-100 years)

Caries prevalence was lowest in Addis Ababa at 34.20% (95% CI 8.42 to 59.97); certainty not graded.

1 finding from 1 review

Intervention not reported

Dental caries prevalence · General population in Ethiopia (all ages, age range 6-100 years)

Caries prevalence in the Amhara region was 40.44% (95% CI 24.67 to 56.21); certainty not graded.

1 finding from 1 review

Intervention not reported

Dental caries prevalence · General population in Ethiopia (all ages, age range 6-100 years)

Caries prevalence in other regions (Oromia, Harar, SNNPR) was 42.90% (95% CI 24.68 to 61.12); certainty not graded.

1 finding from 1 review

Intervention not reported

Dental caries prevalence · General population in Ethiopia (all ages, age range 6-100 years)

Caries prevalence was highest in the Tigray region at 46.59% (95% CI 24.64 to 68.54); certainty not graded.

1 finding from 1 review

Intervention not reported

Dental caries prevalence · General population in Ethiopia (all ages, age range 6-100 years)

The pooled prevalence of dental caries in Ethiopia (2000-2020) was 40.98% (95% CI 31.62 to 50.34), with very high heterogeneity (I2=98.6%); certainty not graded.

1 finding from 1 review

Not applicable (single-group prevalence) vs Not applicable

Dental caries prevalence · Children aged 12 years (plus or minus one year) in Africa

The pooled dental-caries prevalence was 0.3657 (95% CI 0.3065 to 0.4250); GRADE was not reported.

2 findings from 1 review

Traditional screening (referral card given if the inspecting dentist judges the child needs to see a dentist) vs No screening

Dental caries prevalence · School children (aged 4 to 15 years), primary and secondary schools in the UK and India
1 finding from 1 review
  • Milsom 2006 measured prevalence of dental caries as mean number of teeth with active caries in primary teeth (dt) and permanent teeth (DT); post-intervention changes from baseline were not significant, and the authors…
    1 study · 16684 participants
    GRADE not reported

Clinical examination with risk-based recall vs Clinical examination with 6-month recall

Dental caries: prevalence of root caries · Dentate adults (aged 18 years and older) receiving dental check-ups in UK general dental practices (regular attenders)

Clinical examination with risk-based recall showed no clear difference in dental caries: prevalence of root caries compared with clinical examination with 6-month recall; GRADE not reported.

1 finding from 1 review

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

Dental caries: prevalence of root caries · Dentate adults (aged 18 years and older) receiving dental check-ups in UK general dental practices (regular attenders)

Clinical examination with risk-based recall showed no clear difference in dental caries: prevalence of root caries compared with clinical examination with 24-month recall; GRADE not reported.

1 finding from 1 review

Clinical examination with 24-month recall vs Clinical examination with 6-month recall

Dental caries: prevalence of root caries · Dentate adults (aged 18 years and older) receiving dental check-ups in UK general dental practices (regular attenders)

Clinical examination with 24-month recall showed no clear difference in dental caries: prevalence of root caries compared with clinical examination with 6-month recall; GRADE not reported.

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 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 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 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