The Autism Detection in Early Childhood Tool: Level 2 autism spectrum disorder screening in a NICU Follow-up program

Darrah N Haffner1, Lindsay R Bartram2, Daniel L Coury2

  • 1Department of Pediatrics, Division of Pediatric Neurology, Nationwide Children's Hospital, Columbus, OH, USA; Center for Perinatal Research, Abigail Wexner Research Institute at Nationwide Children's Hospital, Columbus, OH, USA.

Insights

The Autism Detection in Early Childhood (ADEC) tool effectively identifies autism spectrum disorder (ASD) risk in preterm infants. This autism-specific screening tool shows higher accuracy than the Child Behavior Checklist (CBCL) in NICU follow-up settings.

Area of Science:

  • Neonatal care
  • Developmental pediatrics
  • Child psychology

Background:

  • Children born preterm face a higher risk of developing autism spectrum disorder (ASD).
  • Conventional screening tools for ASD have limited reliability in preterm populations, complicating early diagnosis.
  • Accurate identification of ASD risk in high-risk infants is crucial for timely intervention and support.

Purpose of the Study:

  • To evaluate the effectiveness of the Autism Detection in Early Childhood (ADEC) and Child Behavior Checklist (CBCL) in identifying ASD risk in infants from a Neonatal Intensive Care Unit (NICU) Follow-up program.
  • To determine if these tools can facilitate earlier referral for formal ASD evaluations in this vulnerable population.

Main Methods:

  • Children aged 18-36 months from a NICU Follow-up program were assessed.
  • Screening for ASD risk was conducted using the ADEC and CBCL, with referrals for diagnostic evaluation triggered by 'at-risk' scores.
  • Diagnostic ASD evaluations were performed on referred children based on DSM-5 criteria.

Main Results:

  • Out of 69 preterm infants (median gestational age 28 weeks), 18 were identified as 'at risk' for ASD.
  • The ADEC tool showed high performance (sensitivity 89%, specificity 98%), while the CBCL was less sensitive (sensitivity 50%, specificity 90%).
  • Nine children received a formal ASD diagnosis after undergoing evaluation.

Conclusions:

  • The ADEC tool demonstrated strong performance in detecting ASD risk within a high-risk NICU cohort.
  • The ADEC offers added value as an autism-specific screening instrument compared to using the CBCL alone in this population.
  • Early and accurate screening using tools like ADEC is vital for timely ASD diagnosis and intervention in preterm infants.
Abstract

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