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Related Experiment Video

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Advancing Dyslexia Assessment in Children Through Computerized Testing

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Published on: August 16, 2024

Confirmatory factor analysis of the Frontal Systems Behavior Scale (FrSBe).

Janessa O Carvalho¹, Rebecca E Ready, Paul Malloy

¹Alpert Medical School of Brown University, Providence, RI, USA.

|June 27, 2013

Summary

The Frontal Systems Behavior Scale (FrSBe) was refined using confirmatory factor analysis. A reduced 38-item model showed improved measurement fit while maintaining strong reliability for assessing frontal subcortical deficits.

Keywords:

behavioral dysfunction frontal lobe frontal subcortical functions

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Area of Science:

Neuropsychology
Psychometrics

Background:

The Frontal Systems Behavior Scale (FrSBe) is a 46-item questionnaire assessing behaviors linked to frontal subcortical deficits.
These deficits include apathy, disinhibition, and executive dysfunction in adult neurological populations.

Purpose of the Study:

To evaluate and enhance the measurement model fit of the FrSBe using confirmatory factor analysis.
To explore alternative models for improved scale performance.

Main Methods:

Confirmatory factor analysis was employed to test the original FrSBe measurement model and several alternative models.
Model fit indices and internal consistency reliability were compared across models.

Main Results:

The original 46-item FrSBe demonstrated generally good model fit.
A reduced 38-item model (the 'reduced model') achieved the best fit, modestly improving upon the original.
Both the original and reduced models exhibited strong reliability.

Conclusions:

The study provides initial evidence supporting a potential revision of the FrSBe scale.
A reduced 38-item version offers a promising alternative with enhanced measurement properties.