Psychometric properties and validation of Persian version of quality of life in epilepsy inventory (QOLIE-89)

Background: Several epilepsy-specific quality of life questionnaires have been developed. One of them is quality of life in epilepsy-89 version. The objective of this study was to develop a Persian version of QOLE-89 and confirm its psychometric properties. Materials and Methods: Participants were 7...

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Main Authors: Amrollah Ebrahimi, Majid Barekatain, Alireza Bornamanesh, Mohammad Reza Najafi, Maryam Salehzadeh, Mohammad Reza Maracy
Format: Article
Language:English
Published: Wolters Kluwer Medknow Publications 2013-01-01
Series:Journal of Research in Medical Sciences
Subjects:
Online Access:http://www.jmsjournal.net/article.asp?issn=1735-1995;year=2013;volume=18;issue=11;spage=990;epage=994;aulast=Ebrahimi
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author Amrollah Ebrahimi
Majid Barekatain
Alireza Bornamanesh
Mohammad Reza Najafi
Maryam Salehzadeh
Mohammad Reza Maracy
author_facet Amrollah Ebrahimi
Majid Barekatain
Alireza Bornamanesh
Mohammad Reza Najafi
Maryam Salehzadeh
Mohammad Reza Maracy
author_sort Amrollah Ebrahimi
collection DOAJ
description Background: Several epilepsy-specific quality of life questionnaires have been developed. One of them is quality of life in epilepsy-89 version. The objective of this study was to develop a Persian version of QOLE-89 and confirm its psychometric properties. Materials and Methods: Participants were 75 patients with epilepsy. The quality of life questionnaire was adapted to Persian language through a translation and translation-back procedure. Internal consistency by Cronbach′s α, was determined and construct validity was assessed by correlation with GHQ-12 and BDI-PC and discriminant validity was confirmed by comparing scores for known groups. Results: Reliability based on internal consistency (Cronbach›s α) for QOIE-89 was 0/96 and for 17 subscales was varied form 0/70 to 0/89 and Test-retest reliability (Pearson′s correlation coefficient) for the Farsi version of the QOLIE-89 ranged from 0.75 to 0.88. Total score of QOLIE-89 discriminated well between the patients according to depression severity and drug resistance and seizure controllability. Correlation between the total scores, BDI-PC and GHQ-R to confirm construct validity was 0/55 and 0/63, respectively. Conclusion: In this cross-sectional survey, Persian version of the QOLIE-89 was reliable and showed properties supporting the construct and discriminant validity at a level comparable with the original and some other versions. Thus, this questionnaire has suitable properties in Iranian population and can be used in clinical trials with epileptic patients.
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spelling doaj.art-28ec2cf8e9ca42fca3109457d10f9cf32022-12-21T23:50:36ZengWolters Kluwer Medknow PublicationsJournal of Research in Medical Sciences1735-19951735-71362013-01-011811990994Psychometric properties and validation of Persian version of quality of life in epilepsy inventory (QOLIE-89)Amrollah EbrahimiMajid BarekatainAlireza BornamaneshMohammad Reza NajafiMaryam SalehzadehMohammad Reza MaracyBackground: Several epilepsy-specific quality of life questionnaires have been developed. One of them is quality of life in epilepsy-89 version. The objective of this study was to develop a Persian version of QOLE-89 and confirm its psychometric properties. Materials and Methods: Participants were 75 patients with epilepsy. The quality of life questionnaire was adapted to Persian language through a translation and translation-back procedure. Internal consistency by Cronbach′s α, was determined and construct validity was assessed by correlation with GHQ-12 and BDI-PC and discriminant validity was confirmed by comparing scores for known groups. Results: Reliability based on internal consistency (Cronbach›s α) for QOIE-89 was 0/96 and for 17 subscales was varied form 0/70 to 0/89 and Test-retest reliability (Pearson′s correlation coefficient) for the Farsi version of the QOLIE-89 ranged from 0.75 to 0.88. Total score of QOLIE-89 discriminated well between the patients according to depression severity and drug resistance and seizure controllability. Correlation between the total scores, BDI-PC and GHQ-R to confirm construct validity was 0/55 and 0/63, respectively. Conclusion: In this cross-sectional survey, Persian version of the QOLIE-89 was reliable and showed properties supporting the construct and discriminant validity at a level comparable with the original and some other versions. Thus, this questionnaire has suitable properties in Iranian population and can be used in clinical trials with epileptic patients.http://www.jmsjournal.net/article.asp?issn=1735-1995;year=2013;volume=18;issue=11;spage=990;epage=994;aulast=EbrahimiEpilepsypsychometric propertiesquality of lifeQOLIE-89 validityreliabilitysensitivityspecificityseizure
spellingShingle Amrollah Ebrahimi
Majid Barekatain
Alireza Bornamanesh
Mohammad Reza Najafi
Maryam Salehzadeh
Mohammad Reza Maracy
Psychometric properties and validation of Persian version of quality of life in epilepsy inventory (QOLIE-89)
Journal of Research in Medical Sciences
Epilepsy
psychometric properties
quality of life
QOLIE-89 validity
reliability
sensitivity
specificity
seizure
title Psychometric properties and validation of Persian version of quality of life in epilepsy inventory (QOLIE-89)
title_full Psychometric properties and validation of Persian version of quality of life in epilepsy inventory (QOLIE-89)
title_fullStr Psychometric properties and validation of Persian version of quality of life in epilepsy inventory (QOLIE-89)
title_full_unstemmed Psychometric properties and validation of Persian version of quality of life in epilepsy inventory (QOLIE-89)
title_short Psychometric properties and validation of Persian version of quality of life in epilepsy inventory (QOLIE-89)
title_sort psychometric properties and validation of persian version of quality of life in epilepsy inventory qolie 89
topic Epilepsy
psychometric properties
quality of life
QOLIE-89 validity
reliability
sensitivity
specificity
seizure
url http://www.jmsjournal.net/article.asp?issn=1735-1995;year=2013;volume=18;issue=11;spage=990;epage=994;aulast=Ebrahimi
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