From CST Academy’s Clinical Team

A 387% Average Improvement. Here Are the Numbers Behind It.

Our learners’ average VB-MAPP score climbs from 18.2 at the start of therapy to 88.6 after two years, a 387% improvement. And it starts fast: scores jump 30.4 points in just the first six months.

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30.4 pointsAverage score gain in the first 6 months
387%Average improvement over 2 years
6 MonthsFastest growth window
200+Learners studied
A CST Academy team member playing with a young child during a session

How We’re Actually Tracking This

We’re a multidisciplinary practice, ABA, speech, OT, PT, and feeding therapy all under one roof, so we’re used to measuring progress across different areas. For our younger learners, that means the VB-MAPP, a milestones-based tool that tracks language, learning, and social skills in children functioning developmentally under age 4. Older learners are tracked with other standardized assessments suited to their level. Either way, the goal is the same: making sure the skills we’re teaching actually matter for your child in real life.

How the VB-MAPP works

Growth, Month by Month

  • In the first 6 months, learners gain an average of 30.4 points, the fastest window of growth in the data.
  • Growth continues well past that first jump, not just a short initial spike.
  • Progress kept building through 1.5 and 2 years.
  • Children who started ABA before age 3.5 reached an average score of 97.5 after two years, a 77-point gain from where they started.
A CST Academy therapist and child celebrating progress with a high-five

What This Looks Like in Real Life

Numbers don’t mean much on their own. Here’s what families actually tell us they notice:

A child asking for something instead of dropping to the floor.

Playing next to, or with, another child without an adult narrating every step.

Getting through pick-up and drop-off with ease.

Bringing you their shoes because they want to go outside.

Asking for their favorite song on the ride to school.

Does It Work?

Yes, and you’re looking at the data that backs it up. Want more on the details, and how our approach compares to other providers?

Read more

Curious what this could look like for your child?

This data reflects a retrospective look at younger learners at CST Academy assessed at the onset of services using the VB-MAPP Milestones Assessment over a 2-year period. Older learners, or those outside the VB-MAPP’s developmental range, are tracked using other standardized assessments and aren’t included in this dataset. Results vary based on age, starting skill level, therapy hours, and each child’s individual needs.

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