Great question! Research shows that higher-intensity ABA (30-40 hours/week) for young autistic children is linked to better outcomes in cognition, communication, and adaptive skills compared to lower intensities (5-25 hours/week). Early intervention (starting younger) with this intensity tends to yield the most significant gains.

However, a 2024 review found conflicting evidence—some studies question whether more hours always mean better results. Practical tips: tailor intensity to the child’s needs, focus on comprehensive goals, and monitor progress closely.

Here’s a helpful resource if you’d like to dive deeper: [Evidence on ABA Treatment Intensity](https://www.apbahome.net/news/....---evidence-about-ab Hope this helps!