Relationships between computer-based testing and behavioral ratings in the assessment of attention and activity in a

Bjørn Erik Ramtvedt1, Kjetil Sundet

  • 1a Østfold Hospital Trust , Neuropsychiatric Unit , Fredrikstad , Norway.

Insights

Computer-based tests and teacher ratings similarly assessed stimulant effects on ADHD symptoms at a group level. However, these methods were unrelated for individual children, suggesting they are not interchangeable for evaluating treatment changes.

Area of Science:

  • Neuroscience
  • Psychiatry
  • Pediatrics

Background:

  • Attention-deficit/hyperactivity disorder (ADHD) is a common neurodevelopmental disorder.
  • Stimulant medications like methylphenidate and dextroamphetamine are primary treatments for ADHD.
  • Accurate assessment of treatment efficacy is crucial for pediatric ADHD management.

Purpose of the Study:

  • To investigate the relationship between computer-based testing and behavioral ratings in assessing stimulant effects on attention and activity in children with ADHD.
  • To determine if computer-based measures and teacher-rated questionnaires yield comparable results at individual and group levels.

Main Methods:

  • A crossover trial involving 36 children (ages 9-14) with ADHD.
  • Random assignment to six counterbalanced orders of methylphenidate, dextroamphetamine, and placebo.
  • Outcome measures included a computer-based continuous performance test with motion tracking (cb-CPT-MTS) and teacher-rated ADHD questionnaires.

Main Results:

  • Both computer-based measures and behavioral ratings showed significant group-level responses to stimulants compared to placebo.
  • No significant correlations were found between computer-based and rating-based measures for assessing stimulant-induced changes in individual children.
  • The measures demonstrated comparable treatment effects at the group level but lacked individual-level agreement.

Conclusions:

  • Computer-based testing and behavioral ratings are not equivalent for assessing stimulant-induced changes in attention and activity in individual children with ADHD.
  • While both methods show group-level treatment effects, their lack of individual correlation highlights the need for careful consideration in clinical practice.
  • Further research may be needed to understand the discrepancies between objective and subjective measures in ADHD treatment assessment.