Adaptation of the disease‐related apathy scale in adults with epilepsy into Turkish: A methodological study

Abstract Objective This study was conducted to culturally adapt the Epilepsy‐Related Apathy Scale in Adults with Epilepsy (E‐RAS) to Turkish and to assess its psychometric properties in adult epilepsy patients. Methods A total of 172 epilepsy patients receiving care at the Neurology clinic and outpa...

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Main Authors: Gülcan Bahcecioglu Turan, Zülfünaz Özer, Seda Başak
Format: Article
Language:English
Published: Wiley 2025-02-01
Series:Epilepsia Open
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Online Access:https://doi.org/10.1002/epi4.13094
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author Gülcan Bahcecioglu Turan
Zülfünaz Özer
Seda Başak
author_facet Gülcan Bahcecioglu Turan
Zülfünaz Özer
Seda Başak
author_sort Gülcan Bahcecioglu Turan
collection DOAJ
description Abstract Objective This study was conducted to culturally adapt the Epilepsy‐Related Apathy Scale in Adults with Epilepsy (E‐RAS) to Turkish and to assess its psychometric properties in adult epilepsy patients. Methods A total of 172 epilepsy patients receiving care at the Neurology clinic and outpatient clinic of Fırat University Hospital from February to July 2023 were included in this methodological investigation. The E‐RAS was translated into Turkish, and its content and construct validity were thoroughly examined. Construct validity was assessed through exploratory factor analysis (EFA) and confirmatory factor analysis (CFA). Reliability was evaluated through item analyses, internal consistency analysis, composite reliability coefficient, and mean explained variance analysis. Results The factor loadings of the scale items ranged from 0.66 to 0.89. The fit index values of the scale were X2 = 467.09, df = 245 (p <0.05), X2/df = 1.9, RMSEA = 0.073, CFI = 0.97, RMR = 0.046, SRMR = 0.057, TLI = 0.97, and AIC = 557.09. The Cronbach's alpha coefficients of the sub‐dimensions of the scale ranged from 0.880 to 0.992, and the total Cronbach's alpha coefficient was 0.928. The total McDonald's omega coefficient was 0.916, and the McDonald's omega coefficients of the sub‐dimensions ranged from 0.880 to 0.947. The Turkish form of the 24‐item and 4‐sub‐dimensional scale was validated without any changes to the original scale form. Significance The Turkish adaptation of E‐RAS is a valid and reliable instrument for measuring apathy in adult epilepsy patients. Its use in clinical practice is strongly recommended. Plain Language Summary The E‐RAS scale can be used to assess apathy in adults with epilepsy. The was determined that the adapted Turkish form had a similar structure to the original scale. It was determined that the E‐RAS scale is valid and reliable in Turkish culture. The fact that the Turkish adaptation of the scale is similar to the original structure and other adapted cultures is a factor that facilitates its use and acceptance in international comparisons. The scale can be used to assess apathy in adults with epilepsy.
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spelling doaj-art-6a3c8177f2ea4cd39c3652ae1ed7f5962025-02-07T09:12:45ZengWileyEpilepsia Open2470-92392025-02-0110121022110.1002/epi4.13094Adaptation of the disease‐related apathy scale in adults with epilepsy into Turkish: A methodological studyGülcan Bahcecioglu Turan0Zülfünaz Özer1Seda Başak2Department of Nursing, Faculty of Health Sciences Fırat University Elazığ TurkeyDepartment of Nursing, Faculty of Health Sciences Istanbul Sabahattin Zaim University Istanbul TurkeyFaculty of Nursing Atatürk University Erzurum TurkeyAbstract Objective This study was conducted to culturally adapt the Epilepsy‐Related Apathy Scale in Adults with Epilepsy (E‐RAS) to Turkish and to assess its psychometric properties in adult epilepsy patients. Methods A total of 172 epilepsy patients receiving care at the Neurology clinic and outpatient clinic of Fırat University Hospital from February to July 2023 were included in this methodological investigation. The E‐RAS was translated into Turkish, and its content and construct validity were thoroughly examined. Construct validity was assessed through exploratory factor analysis (EFA) and confirmatory factor analysis (CFA). Reliability was evaluated through item analyses, internal consistency analysis, composite reliability coefficient, and mean explained variance analysis. Results The factor loadings of the scale items ranged from 0.66 to 0.89. The fit index values of the scale were X2 = 467.09, df = 245 (p <0.05), X2/df = 1.9, RMSEA = 0.073, CFI = 0.97, RMR = 0.046, SRMR = 0.057, TLI = 0.97, and AIC = 557.09. The Cronbach's alpha coefficients of the sub‐dimensions of the scale ranged from 0.880 to 0.992, and the total Cronbach's alpha coefficient was 0.928. The total McDonald's omega coefficient was 0.916, and the McDonald's omega coefficients of the sub‐dimensions ranged from 0.880 to 0.947. The Turkish form of the 24‐item and 4‐sub‐dimensional scale was validated without any changes to the original scale form. Significance The Turkish adaptation of E‐RAS is a valid and reliable instrument for measuring apathy in adult epilepsy patients. Its use in clinical practice is strongly recommended. Plain Language Summary The E‐RAS scale can be used to assess apathy in adults with epilepsy. The was determined that the adapted Turkish form had a similar structure to the original scale. It was determined that the E‐RAS scale is valid and reliable in Turkish culture. The fact that the Turkish adaptation of the scale is similar to the original structure and other adapted cultures is a factor that facilitates its use and acceptance in international comparisons. The scale can be used to assess apathy in adults with epilepsy.https://doi.org/10.1002/epi4.13094adaptationapathyepilepsypatientpsychometric properties
spellingShingle Gülcan Bahcecioglu Turan
Zülfünaz Özer
Seda Başak
Adaptation of the disease‐related apathy scale in adults with epilepsy into Turkish: A methodological study
Epilepsia Open
adaptation
apathy
epilepsy
patient
psychometric properties
title Adaptation of the disease‐related apathy scale in adults with epilepsy into Turkish: A methodological study
title_full Adaptation of the disease‐related apathy scale in adults with epilepsy into Turkish: A methodological study
title_fullStr Adaptation of the disease‐related apathy scale in adults with epilepsy into Turkish: A methodological study
title_full_unstemmed Adaptation of the disease‐related apathy scale in adults with epilepsy into Turkish: A methodological study
title_short Adaptation of the disease‐related apathy scale in adults with epilepsy into Turkish: A methodological study
title_sort adaptation of the disease related apathy scale in adults with epilepsy into turkish a methodological study
topic adaptation
apathy
epilepsy
patient
psychometric properties
url https://doi.org/10.1002/epi4.13094
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AT zulfunazozer adaptationofthediseaserelatedapathyscaleinadultswithepilepsyintoturkishamethodologicalstudy
AT sedabasak adaptationofthediseaserelatedapathyscaleinadultswithepilepsyintoturkishamethodologicalstudy