Reliability and Validity Evaluation of the ‘’CLOX: an executive clock drawing task’’ in a Greek Population with Neurological and Autoimmune Diseases

Article ID

3607C

Accurate assessment of executive clock functions in neurological research.

Reliability and Validity Evaluation of the ‘’CLOX: an executive clock drawing task’’ in a Greek Population with Neurological and Autoimmune Diseases

Konstantinos Voumvourakis
Konstantinos Voumvourakis
Eleni Sideri
Eleni Sideri
Ioanna Tsantzali
Ioanna Tsantzali
Claire Kelly
Claire Kelly
George Papadimitropoulos
George Papadimitropoulos
Dimitrios Kitsos
Dimitrios Kitsos
DOI

Abstract

Early and accurate detection of cognitive decline is a crucial factor for diagnosis, early interventions, and treatment strategies. The CLOX: an executive clock drawing task has emerged as a useful and frequent method for assessing cognitive abilities, especially in executive functioning domains. However, there are few normative data available for this tool. This protocol translates and validates the CLOX: an executive drawing task in the Greek population, also it tries to examine the use of CLOX in the Greek population. The study included a total number of participants 283 (76 males- 207 females) with mean ages 52,7 years, and a range of 19 to 90 years; the cohort consists of individuals with Dementia, Multiple Sclerosis, Systemic Lupus Erythematosus, and Mild Cognitive Impairment; The Internal consistency with a Cronbach’s alpha value was .798 for CLOX task 1, .785 for CLOX task 2, and .874 for the overall scale (combining both tasks).

Reliability and Validity Evaluation of the ‘’CLOX: an executive clock drawing task’’ in a Greek Population with Neurological and Autoimmune Diseases

Early and accurate detection of cognitive decline is a crucial factor for diagnosis, early interventions, and treatment strategies. The CLOX: an executive clock drawing task has emerged as a useful and frequent method for assessing cognitive abilities, especially in executive functioning domains. However, there are few normative data available for this tool. This protocol translates and validates the CLOX: an executive drawing task in the Greek population, also it tries to examine the use of CLOX in the Greek population. The study included a total number of participants 283 (76 males- 207 females) with mean ages 52,7 years, and a range of 19 to 90 years; the cohort consists of individuals with Dementia, Multiple Sclerosis, Systemic Lupus Erythematosus, and Mild Cognitive Impairment; The Internal consistency with a Cronbach’s alpha value was .798 for CLOX task 1, .785 for CLOX task 2, and .874 for the overall scale (combining both tasks).

Konstantinos Voumvourakis
Konstantinos Voumvourakis
Eleni Sideri
Eleni Sideri
Ioanna Tsantzali
Ioanna Tsantzali
Claire Kelly
Claire Kelly
George Papadimitropoulos
George Papadimitropoulos
Dimitrios Kitsos
Dimitrios Kitsos

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Konstantinos Voumvourakis. 2026. “. Global Journal of Medical Research – A: Neurology & Nervous System GJMR-A Volume 23 (GJMR Volume 23 Issue A3): .

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Crossref Journal DOI 10.17406/gjmra

Print ISSN 0975-5888

e-ISSN 2249-4618

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GJMR-A Classification: LCC Code: RC347
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Reliability and Validity Evaluation of the ‘’CLOX: an executive clock drawing task’’ in a Greek Population with Neurological and Autoimmune Diseases

Konstantinos Voumvourakis
Konstantinos Voumvourakis
Eleni Sideri
Eleni Sideri
Ioanna Tsantzali
Ioanna Tsantzali
Claire Kelly
Claire Kelly
George Papadimitropoulos
George Papadimitropoulos
Dimitrios Kitsos
Dimitrios Kitsos

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