The incidence of dental caries in children had decreased from the 1970s until the mid-1990s.This decrease has been attributed to improved oral hygiene.

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The incidence of dental caries in children has decreased over the past decades.This decrease has been attributed to fluoridation of public water supplies,dentifrices,and mouth rinses,not improved oral hygiene.The decrease has not been attributed to improved oral hygiene.Today,the incidence of dental caries in primary teeth of children 2 to 11 years of age appears to be on the rise.Patients at highest risk for caries are those with poor oral hygiene.

The Incidence of Dental Caries in Children Had Decreased from the 1970s