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

Choosing the right therapy for your autistic child can feel overwhelming. There are so many options, and it's hard to know what will work best. A new study published in Frontiers in Pediatrics (2025) looked at how two common therapies, Applied Behavior Analysis (ABA) and the Early Start Denver Model (ESDM), affected autistic children over time.

What the Researchers Studied

Researchers wanted to understand how children with autism spectrum disorder (ASD) changed after receiving either ABA or ESDM therapy. They followed a group of children over several years, tracking their development in areas like communication, social skills, and adaptive behavior (things like self-care and daily living skills).

Specifically, they compared two groups of children:

• One group received intensive ABA therapy.
• The other group received ESDM therapy.

The researchers then looked at how these children progressed in different areas over the course of the study.

What They Found

The study found that both ABA and ESDM were associated with positive changes in children with ASD over time. Both groups showed improvements in communication, social skills, and adaptive behavior. However, the study suggested that children in the ESDM group showed slightly greater gains in social communication skills compared to the ABA group. Adaptive behavior gains were similar in both groups. The study also indicated that the age of diagnosis and start of intervention played a key role in the overall progress of the child, regardless of the intervention type.

Why This Matters for Autism Families

This research is important because it helps families make more informed decisions about therapy. It suggests that both ABA and ESDM can be effective interventions. The finding that ESDM may lead to slightly greater gains in social communication is something to consider, especially if social communication is a primary goal for your child. However, it's crucial to remember that every child is different, and what works for one child may not work for another.

Practical Implications

• Therapy Decisions: This study reinforces the importance of early intervention. Discuss both ABA and ESDM with your child's developmental pediatrician or therapist to determine which approach aligns best with your child's needs and your family's values.
• School: Share this information with your child's school team. Understanding the potential benefits of different therapeutic approaches can help them create a more supportive and effective learning environment.
• Daily Life: Focus on creating opportunities for your child to practice communication and social skills in everyday situations, regardless of the specific therapy they are receiving.

Important Considerations

It's important to keep in mind that this is just one study, and more research is always needed. While the findings are promising, there are limitations to consider:

• Sample Size: The study involved a relatively small number of children, which means the results may not be generalizable to all autistic children.
• Early Study: As a 2025 publication, this is a relatively new study, and its findings should be considered in conjunction with other research in the field.

Always consult with qualified professionals to determine the best course of action for your child. This research provides valuable insights, but it should not be the sole basis for making decisions about therapy.

You can read the full research paper here.