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Evidence found and GRADE certainty

3 questions · 3 findings · 1 reviews · Oral Health

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No studies found 0 · 0%GRADE not reported 3 · 100%Very low 0 · 0%Low 0 · 0%Moderate 0 · 0%High 0 · 0%

External control of fluoride concentration vs Not applicable

Water samples with fluoride concentration outside the acceptable range · Brazilian cities with artificially fluoridated public water supplies

After excluding Silva et al., the pooled prevalence outside the acceptable range was 47.1%.

1 finding from 1 review

External control of fluoride concentration vs Not applicable

Water samples with fluoride concentration below the acceptable range · Brazilian cities in the Southeast region with artificially fluoridated public water supplies

In the Southeast region, 24.6% of samples were below the acceptable range.

1 finding from 1 review

External control of fluoride concentration vs Not applicable

Water samples with fluoride concentration above the acceptable range · Brazilian cities in the Northeast region with artificially fluoridated public water supplies

In the Northeast region, 0.2% of samples were above the acceptable range.

1 finding from 1 review