The caries reduction benefits of water fluoridation to primary teeth and permanent teeth respectively –
Correct Answer: 40-50%, 50-60%,
Description: Murray reviewed 113 studies conducted in 23 countries to help clarify various reports on the benefits to primary teeth of communal water fluoridation.72 A thorough review of the data clearly showed that water fluoridation provides protection for primary teeth against dental caries but to a somewhat lesser degree for permanent teeth. The caries reduction benefits to primary teeth ranged between 40% and 50%, whereas the range for permanent teeth was between 50% and 60%.
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Dental
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