Adolescent 1 Age Factors 1 Child Child, Preschool 1 Cross-Sectional Studies 1 DMF Index 1 DMF index 1 Dental Caries 1 Female 1 Fluoridation 1 Humans 1 Linear Models 1 Male 1 Nutrition Surveys 1 Sex Factors 1 United States 1 adolescent age 1 child 1 cross-sectional study dental caries 1 dental health surveys 1 drinking water 1 epidemiology 1 female 1 fluoridation 1 human 1 male 1 nutrition 1 preschool child 1