Findings

What do systematic reviews say?

22 questions · 42 findings · 6 reviews

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No studies found 0 · 0%GRADE not reported 38 · 90.5%Very low 4 · 9.5%Low 0 · 0%Moderate 0 · 0%High 0 · 0%

Obesity (Unclassified) vs Normal Weight or Non‐Obese

Caries experience (mean DMFT) · Brazilian children/adolescents in permanent dentition (BMI classified by CDC 2000 growth charts)

Normal-weight adolescents may have higher caries experience (DMFT) than obese peers in the permanent dentition, but the evidence is very uncertain (very low certainty).

1 finding from 1 review

Overweight/obesity and dental caries in Brazilian children and adolescents: a systematic review and meta-analysis. 2024 All outcomes
Brazil
MD 0.61 [0.08, 1.15]
2 studies · 659 participants
Very low

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

Association between Dental Caries and Down Syndrome: A Systematic Review and Meta-Analysis. 2015 All outcomes
Individuals with and without Down syndrome from referral centres, national databases and schools across China, Portugal, Jordan, Nigeria, Brazil and India; cross-sectional studies
SMD -0.18 [-0.35, -0.02]
6 studies · 718 participants
GRADE not reported