New Study: How ABA and ESDM Therapy Impact Kids with Autism Over Time

As parents of autistic children, we're always looking for information about what therapies work best. A new study published in Frontiers in Pediatrics (2025) offers some interesting insights into the long-term effects of two popular interventions: Applied Behavior Analysis (ABA) and the Early Start Denver Model (ESDM).

What the Researchers Studied

Researchers wanted to understand how children with autism changed over time after receiving either ABA therapy or ESDM intervention. They followed a group of children diagnosed with autism for several years, tracking their progress in areas like communication, social skills, and adaptive behavior (things like daily living skills).

Specifically, they compared children who received ABA to children who received ESDM. ABA therapy focuses on using structured techniques to teach specific skills and reduce challenging behaviors. ESDM is a play-based therapy that focuses on building relationships and promoting development through natural interactions.

What They Found (In Plain Language)

The study found that both ABA and ESDM were associated with positive changes in children's development over time. Children in both groups showed improvements in communication, social skills, and adaptive behavior. The researchers reported that, *on average*, the children in both groups improved in similar ways. However, it's important to remember that every child is different, and some children may have responded more strongly to one therapy than the other.

Why This Matters for Autism Families

This study is encouraging because it suggests that both ABA and ESDM can be effective interventions for autistic children. It reinforces the idea that early intervention is crucial and that different therapies can lead to positive outcomes. For parents, this might help you feel more confident in the treatment path you've chosen, or it may encourage you to explore different options with your child's care team.

Practical Implications

Therapy: This study highlights the importance of consistent and ongoing therapy. Whether you choose ABA or ESDM, make sure your child is receiving high-quality intervention from trained professionals.
School: Share this information with your child's school team. Understanding the potential benefits of different therapies can help them better support your child's learning and development in the classroom.
Daily Life: Remember that therapy is just one piece of the puzzle. Create a supportive and understanding environment at home where your child can practice their skills and feel accepted for who they are.

Important Limitations

It's important to keep in mind that this is just one study, and like all research, it has limitations. The study may have had a relatively small sample size, which means the findings may not be generalizable to all autistic children. Also, this is a single study, and more research is always needed to confirm these findings and explore the nuances of how different children respond to different therapies. It is also important to note that the study reports on average outcomes, and individual results will vary.

Disclaimer: This blog post is for informational purposes only and should not be considered medical advice. Always consult with your child's doctor or therapist to determine the best course of treatment.

You can read the original research paper here: Frontiers in Pediatrics - Longitudinal changes in children with autism spectrum disorder following ABA therapy or ESDM intervention