Age Range: Birth to 3 years.

Criteria: A delay of 25% or more in one or more of the following areas:

• Cognitive development

• Physical development (including fine/gross motor skills, vision, hearing)

• Communication

• Social/emotional development

• Adaptive/self-help skills

Condition with Known Etiology: High probability of resulting in a developmental delay.

Low Incidence Disability: Conditions with a high likelihood of developmental delay due to a specific disability.

Multiple Risk Factors: Two or more factors such as:

• Prematurity (less than 32 weeks gestation)

• Low birth weight (less than 1500 grams)

• Assisted ventilation for 48+ hours in the first 28 days

• Small for gestational age (below the 3rd percentile)

• Asphyxia Neonatorum with low Apgar scores

• Severe metabolic abnormalities (e.g., hypoglycemia)

• Neonatal seizures or nonfebrile seizures in the first three years

• Central nervous system issues or infections

• Significant biomedical insults (injury, illness)

• Multiple congenital anomalies or genetic disorders

• Prenatal exposure to teratogens or substances

• Failure to thrive (weight below the 3rd percentile or less than 85% of ideal weight)

• Persistent hypotonia or hypertonia

Parental Developmental Disability: Parent of the infant or toddler has a developmental disability.