ABA vs. ESDM: New Research on Long-Term Outcomes

As parents of autistic children, we're always looking for information to help us make the best decisions about therapies and interventions. A new study published in Frontiers in Pediatrics (2025) sheds some light on the long-term outcomes of two common approaches: Applied Behavior Analysis (ABA) and the Early Start Denver Model (ESDM).

What the Researchers Studied

Researchers wanted to see how autistic children changed over time when receiving either ABA therapy or ESDM intervention. They followed a group of children for several years, regularly assessing their development in areas like communication, social skills, and adaptive behavior (things like self-care and daily living skills). The study compared the progress of children receiving ABA to those receiving ESDM.

What They Found (In Plain Language!)

The study found that both ABA and ESDM were associated with improvements in children's development over time. Specifically, both groups showed gains in communication and adaptive behavior. However, the researchers also reported that the children receiving ESDM showed statistically significant gains in social skills compared to the ABA group. While both groups improved, ESDM showed a slightly larger impact on social interaction.

Why This Matters for Autism Families

This research is important because it gives us more information about what to expect from different types of interventions. Knowing that both ABA and ESDM can lead to positive changes is reassuring. The finding that ESDM may have a slightly stronger impact on social skills is something to consider when discussing therapy options with your child's team.

Practical Implications

Therapy: This study reinforces the importance of early intervention. It also highlights the value of discussing the specific goals of therapy with your provider. If improving social skills is a primary focus, ESDM might be a good option to explore.
School: Share this information with your child's school team. Understanding the potential benefits of different approaches can help inform IEP goals and strategies used in the classroom.
Daily Life: Remember that every child is different. What works for one child may not work for another. Use this information as a starting point for conversations with your child's therapists and educators, and always prioritize your child's individual needs and preferences.

Important Considerations

It's important to remember that this is just one study, and further research is always needed. While the study followed children for several years, the sample size was relatively small. Also, the study took place at a specific research center, and the results might not be generalizable to all settings. More research with larger and more diverse groups of children is needed to confirm these findings.