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What do systematic reviews say?

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Evidence found and GRADE certainty

22 questions · 22 findings · 7 reviews · Dental caries

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No studies found 7 · 31.8%GRADE not reported 10 · 45.5%Very low 4 · 18.2%Low 1 · 4.5%Moderate 0 · 0%High 0 · 0%

Chlorhexidine varnish (10%) vs placebo or no treatment

Elevated mutans streptococci levels (>=4 with caries screen; high vs low) · Children and adolescents below 18 years at study start (included studies: children from birth to 15 years), with mixed, permanent or…

It is very uncertain whether chlorhexidine varnish (10%) changes elevated mutans streptococci levels (>=4 with caries screen; high vs… compared with placebo or no treatment (very low certainty).

1 finding from 1 review

Chlorhexidine varnish vs placebo or no treatment

Dental caries: dmfs increment (primary teeth) · Children and adolescents below 18 years at study start (included studies: children from birth to 15 years), with mixed, permanent or…
1 finding from 1 review