Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

348 questions · 568 findings · 47 reviews · Dental caries

No studies found 23 · 4%GRADE not reported 485 · 85.4%Very low 27 · 4.8%Low 31 · 5.5%Moderate 2 · 0.4%High 0 · 0%

Older child age (months) vs Younger age (reference)

Early childhood caries (ECC) · Children aged 0-5 years in North Africa

Age 48-59 months was associated with higher odds of ECC (OR 2.602).

2 findings from 1 review

Timing of first dental visit vs Reference visit timing

Early childhood caries (ECC) · Children aged 0-5 years in North Africa

An early first dental visit was associated with much lower odds of ECC (OR 0.042).

2 findings from 1 review

Secondary (passive/secondhand) smoking exposure during childhood vs No secondary smoking exposure

Early childhood caries (ECC) - incidence/risk · Preschool children aged <=71 months (caries outcome assessed at 3-6 years)

Children exposed to secondary smoking from infancy have a higher incidence of early childhood caries by age 3 (RR 1.45; low certainty).

1 finding from 1 review