Learning Center Results


ADHD: Attention Deficit Hyperactivity Disorder—Comprehension

Comprehension Difficulties

On average, students with ADHD who received Visualizing and Verbalizing instruction achieved significant improvements in comprehension. They made large (significant) standard score changes on three of the four measures. Additionally, the 22-point percentile increase in comprehension put these students within the normal range (25th– 75th percentile). Their pre- to posttest results were statistically significant on all measures.

Students With Attention Deficit Hyperactivity Disorder (ADHD) Who Received Comprehension Instruction

Years: 2008-2017

Average Age: 12.7

Number of Students: 1,103

Average Hours of Instruction: 104

Lindamood-Bell Instruction Implemented: Visualizing and Verbalizing

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