Diagnostic Discordance Identified in Preterm Children
Researchers found that standard autism screening tools often yield different results for children born very preterm.
Updated on Sept. 30, 2026 in Autism
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A new study found that clinical autism assessments frequently produce conflicting results when applied to children born before 32 weeks' gestation. The research highlights a significant gap in diagnostic alignment for children between 4 and 6 years of age.
Why it matters
Understanding why screening tools vary is essential for ensuring children born preterm receive accurate diagnoses and appropriate support services. This study underscores the need for clinicians to interpret screening results with caution in this specific patient population.
This cross-sectional analysis followed 74 children born before 32 weeks of gestation. While 26% showed concordant results, 59% were discordant, suggesting diagnostic testing varies significantly for these children.
The details
The researchers used cluster analysis to evaluate how children born very preterm perform on the ADOS-2 test versus the DSM-5 diagnostic criteria. They found that the DSM-5 classification aligned more closely with supplementary behavioral scores, such as the SRS and SDQ, than the ADOS-2 assessment. These findings suggest that neurodevelopmental profiles in preterm children may not always be captured accurately by standard screening protocols.
Timeline
Children were assessed at 4 to 6 years of age.
Health Landscape
This research provides critical insight into the evolving application of the DSM-5 diagnostic framework. It highlights how clinical diagnostic standards compare to traditional screening tests when evaluating children with specific birth histories.
Parents of children born before 32 weeks should discuss any conflicting diagnostic reports with their pediatricians or specialists. It is important to ask how different screening tools are being interpreted and whether follow-up assessments are recommended for a clear diagnosis.
The takeaway
Diagnostic tools may yield varied results for children born very preterm, making clinical interpretation vital. Always consult a healthcare professional to reconcile different screening outcomes and ensure the best path forward for your child.
Further reading
For more on diagnostic standards, visit our Autism section.
More information
Review the full findings in the peer-reviewed research article.
Source note: This article includes information reported by Nature.
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