Validity and Reliability of Shifting Component Tasks of Executive Functions

Document Type : Research Paper

Authors

1 Department of Psychology, Literature and Humanities Faculty, Shahid Bahonar University of Kerman, Kerman, Iran

2 Department of Psychology, Literature and Humanities Faculty, Shahid Bahonar University of Kerman, Kerman, Iran.

Abstract

The aim of the current research was to study of validity and reliability of shifting component tasks of executive functions. This research was descriptive-analytical by survey method. The statistical population of the study included normal people from 16 to 60 years old and people with various clinical disorders from the city of Kerman. Among them, using the non-random quota sampling method in the pilot phase, 100 individuals were preliminarily, 406 normal people and 74 people with schizophrenia, major depression, brain injury and Alzheimer's Were examined as a sample size. Participants performed Shifting component tasks including three subscales of Color-Shape, Category Switch and Number-Letter. Data were analyzed using descriptive statistics, different types of validity and reliability and MANOVA. The results showed that the shifting component tasks have acceptable validity and reliability and there is a significant difference between the scores of normal people and the scores of people with clinical disorders. Therefore, this tasks can well assess the ability to Shifting and differentiate between the performance of normal people and people with clinical disorders and be used in diagnosis, treatment, rehabilitation and talent identification.

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