AAPD policy on early childhood caries (2025 revision): the case definitions by age, and the prevention thresholds a dental home is supposed to deliver

What it says#

The policy opens by calling early childhood caries, formerly nursing bottle caries and baby bottle tooth decay, a significant chronic disease of childhood and a public health problem, and it encourages health care professionals and caregivers to implement preventive practices. It began in 1978 as a joint statement by the American Academy of Pedodontics and the American Academy of Pediatrics that blamed bottle feeding; an early revision added ad libitum breastfeeding; and over the following two decades the AAPD adopted the term ECC to reflect a multifactorial etiology that it now groups as developmental (enamel hypoplasia and hypomineralization), biological (a cariogenic oral microbiome, especially Mutans streptococci and fungi) and behavioral (poor oral hygiene, high-frequency sugar consumption), with social and structural factors such as socioeconomic status overarching. The 2025 update searched ten years of English-language literature, identified 248 articles and reviewed 36.

The definitions are quoted from the 1999 Drury research definition. ECC is the presence of one or more decayed (noncavitated or cavitated lesions), missing (due to caries), or filled tooth surfaces in any primary tooth in a child less than 72 months of age. Severe ECC (S-ECC) is (1) any sign of smooth-surface caries in a child younger than 3 years of age; (2) from ages 3 through 5 years, 1 or more cavitated, missing (secondary to caries), or filled smooth surfaces in primary maxillary anterior teeth; or (3) a decayed, missing, or filled score of greater than or equal to 4 at age 3, greater than or equal to 5 at age 4, or greater than or equal to 6 at age 5.

On scale and consequences, the policy cites the 2013-2018 national health survey: ECC remains highly prevalent in poor and near-poor US preschool children, the overall prevalence measured as decayed and filled surfaces is unchanged from earlier surveys, and the proportion of children with severe ECC increased significantly. The consequences it lists are a higher risk of new lesions in both dentitions, hospitalizations and emergency room visits, high treatment costs, lost school days, diminished ability to learn, nutritional deficiencies and reduced oral health-related quality of life. Mutans streptococci are transmitted vertically from parent or caregiver and horizontally from others in the child's environment, and sequencing studies have added other bacteria (Scardovia wiggsiae, Veillonella) and fungi (Candida) to the picture; the policy recommends parental counseling on a healthy microbiome and diet as early as possible.

The dietary section names nighttime bottle feeding with sweet drinks, continuous use of a sippy or no-spill cup with sugar-sweetened beverages, and frequent between-meal sugary snacks or drinks as caries risks, says frequent or nocturnal breastfeeding beyond the first year is associated with ECC while affirming breastfeeding's benefits, and adopts a 2019 consensus statement of the AAP, American Heart Association, Academy of Nutrition and Dietetics and AAPD: no sugar in foods and drinks under age 2, no juice under age 1, and no more than 4 ounces of 100% fruit juice a day from ages 1 to 3. Community water fluoridation is described as a key primary prevention strategy: children with lifetime exposure show significantly lower caries levels, most pronounced in primary teeth, it attenuates income-related inequalities, and, despite conflicting reports on fluoride and IQ, the policy says the literature fails to provide credible evidence linking fluoridation at the regulated 0.7 ppm level to negative health outcomes in the US apart from enamel fluorosis.

Home and professional fluoride follow. Best practice is twice-daily brushing with 1000 ppm fluoridated toothpaste for all children whether or not the water is fluoridated: a smear or rice-sized amount (about 0.1 mg fluoride) under age 3 and a pea-sized amount (about 0.25 mg) from 3 to 6, dispensed by the parent onto a soft age-appropriate brush, with the parent brushing or assisting and with minimal or no rinsing. Less than twice-daily brushing in the preschool years was a significant determinant of caries at age 5. The recommended professionally applied fluoride for at-risk children under 6 is 5% sodium fluoride varnish (22,500 ppm fluoride). Because preventive interventions within the first year of life are critical, a dental home is to be established within 6 months of the first tooth and no later than 12 months, with medical professionals trained to screen, apply preventive measures, counsel and refer. And 38% silver diamine fluoride is effective for arresting cavitated lesions in primary teeth and may be used within an ongoing management plan in a dental home.

The policy statement then lists what the AAPD encourages: the dental home by 12 months with a caries-risk assessment and parental education; anticipatory guidance at the first and periodic visits, including parental brushing with an age-appropriate toothbrush and toothpaste volume, and dietary counseling that emphasizes no on-demand or nocturnal bottle or breastfeeding beyond 12 months, 4 to 8 ounces of water a day and no juice at 6 to 12 months, no added sugars under 2 and no more than 4 ounces of juice a day from 1 to 3, and avoidance of frequent sugar-containing liquids or solids; and professional fluoride varnish for children at risk. It closes with public health commitments: working with medical professionals so every infant and toddler has access to screening, counseling and prevention with a consistent message; supporting community water fluoridation; educating legislators, policy makers and payers; and advocating for reimbursement systems and educational reforms that favor prevention and comprehensive management.

Who it applies to#

Every child younger than 72 months is inside the case definitions, and any office that sees children is inside the prevention statement; the policy is written to health care professionals generally, not to pediatric dentists alone, and it leans on pediatricians and family physicians for the first-year contact. It is an oral health policy, which in the AAPD's manual means a position statement, not a clinical best practice with graded recommendations. Children 6 and older, restorative decisions, recall intervals and radiograph timing sit in other AAPD documents, chiefly the caries-risk assessment and management best practice, and the policy does not set a local fluoridation rule; it supports the practice.

What changed#

Against the 2016 revision, which carried the title Classifications, Consequences, and Preventive Strategies and is the version the site's inventory indexed, the current text drops Classifications from the title, states the ECC age limit as less than 72 months rather than under the age of six, specifies 1000 ppm toothpaste, and replaces the old juice line (the AAP's 4 to 6 ounces a day for ages 1 through 6) with none under 1 and at most 4 ounces from 1 to 3. The feeding bullet moved from avoiding baby bottle use after 12 to 18 months to avoiding on-demand or nocturnal bottle and breastfeeding beyond 12 months. New in the current text are the water recommendation at 6 to 12 months, the no-added-sugar line under age 2, the paragraph supporting community water fluoridation and addressing the IQ reports, the naming of 38% SDF, the NHANES 2013-2018 finding that severe ECC rose, and the advocacy bullets on reimbursement and education. The 2021 revision that sits between the two was not read for this entry, so which of these changes arrived in 2021 and which in 2025 is not stated here.

Where the source is#

The document is the AAPD's Policy on Early Childhood Caries (ECC): Consequences and Preventive Strategies, 2025 revision, published in The Reference Manual of Pediatric Dentistry; the link under the title opens the AAPD's page for the policy, which carries the full text and a PDF download. The page keeps the old URL from the Classifications title, which is why the inventory indexed it under that name. The 2016 revision is still served by the AAPD at its old PDF address and was read for the comparison above. All are free, no login.