Investigating Psychometric Properties of the Thai Version of the Zarit Burden Interview using Rasch Model and Confirmatory Factor Analysis

2020 ◽  
Author(s):  
Kanokporn Pinyopornpanish ◽  
Manee Pinyopornpanish ◽  
Nahathai Wongpakaran ◽  
Tinakon Wongpakaran ◽  
Atiwat Soontornpun ◽  
...  

Abstract Objective: The Zarit Burden Interview (ZBI) has been widely used to assess caregiver burden. Few research papers have investigated the Thai version of the ZBI. The study aimed to examine the psychometric properties of the Thai version of both the full length (ZBI-22) and short versions (ZBI-12) using Rasch analysis and confirmatory factor analysis among a sample of Alzheimer’s disease caregivers. Results: The ZBI-22 fitted the Rasch measurement model regarding unidimensionality but not for ZBI-12. Five items from ZBI-22, and 2 items from ZBI-12 were shown to be misfitting items. Half of ZBI items were shown to be disordered category or threshold, and were locally dependent. CFA revealed three-factor and four-factor fitted the data the best for ZBI-22 and ZBI-12, respectively. Reliability was good for both forms of the ZBI (a = 0.86 - 0.92). Significant correlations were found with caregiver’s perceived stress, anxiety/depression, pain and mobility but not with self-care and usual activity ( p >0.05), indicating convergent and discriminant validity. To conclude, the Thai version ZBI-22, but not ZBI-12, supported the reliability and unidimensional scale among Alzheimer’s disease caregivers. Some misfitting items of the ZBI undermined the unidimensionality of the scale, and need revision.

2021 ◽  
Vol 13 (2) ◽  
pp. 20
Author(s):  
Saeed Abdullah AL-Dossary

The flourishing Scale (FS) is a measure of overall life well-being. The aim of the study was to assess the psychometric properties and measurement invariance of the Arabic version of the FS in the Saudi Arabian context. Data was collected from two samples: 969 students at two universities and 299 full-time employees working in multiple sectors. Internal consistency of the FS was examined by calculating Cronbach’s alpha coefficient to test relaibility. To evaluate convergent and discriminant validity, the FS was compared with other measures of well-being, happiness, and depression. In order to examine the factor structure and the measurement invariance of the FS across study samples, confirmatory factor analysis and multi-group confirmatory factor analysis were performed. The FS showed good internal reliability as well as convergent and discriminant validity. Results also provided support for a one-factor and an invariant structure of the FS. Taken together, these results suggest that the FS Arabic version is a reliable and valid measure for the Arabic cultural context.


2019 ◽  
Author(s):  
Kanokporn Pinyopornpanish ◽  
Manee Pinyopornpanish ◽  
Nahathai Wongpakaran ◽  
Tinakon Wongpakaran ◽  
Atiwat Soontornpun ◽  
...  

Abstract Objective: The Zarit Burden Interview (ZBI) has been widely used to assess caregiver’s burden. Research investigating the Thai version of the ZBI is few. The study aimed to examine the psychometric properties of both the full length (ZBI-22) and short versions (ZBI-12) using Rasch analysis among a sample of Alzheimer’s disease caregivers. Results: The ZBI-22 fitted the Rasch measurement model regarding unidimensionality but not for ZBI-12. Five items from ZBI-22, and two items from ZBI-12 were shown to be misfitting items. The model of ZBI-12 was improved when item “should do more” and “could do a better job caring” were removed. Reliability was good for both forms of the ZBI (a = 0.86 - 0.92). Significant correlations were found with caregiver’s perceived stress and caregiver's depression. Significant correlation with subscales of anxiety/depression, pain and mobility were indicative of discriminant validity but not with self-care and usual activity (p > 0.05). To conclude, the Thai version ZBI was supported for the reliability and validity in both the full length and 12 short forms among Alzheimer’s disease caregivers; however, some misfitting items of the ZBI undermined the unidimensionality of the scale, and need revision.


1994 ◽  
Vol 78 (2) ◽  
pp. 488-490 ◽  
Author(s):  
M. Afzalur Rahim ◽  
Clement Psenicka

Confirmatory factor analysis with LISREL 7 of data from 578 organizational members on the 29 items of the Rahim Leader Power Inventory provided support for the convergent and discriminant validities of the instrument measuring the bases of leaders' power and their invariance across organizational levels.


2020 ◽  
Vol 13 (1) ◽  
Author(s):  
Kanokporn Pinyopornpanish ◽  
Manee Pinyopornpanish ◽  
Nahathai Wongpakaran ◽  
Tinakon Wongpakaran ◽  
Atiwat Soontornpun ◽  
...  

2017 ◽  
Vol 60 (6) ◽  
pp. 1516-1534 ◽  
Author(s):  
Wolfram Ziegler ◽  
Anja Staiger ◽  
Theresa Schölderle ◽  
Mathias Vogel

Purpose Standardized clinical assessment of dysarthria is essential for management and research. We present a new, fully standardized dysarthria assessment, the Bogenhausen Dysarthria Scales (BoDyS). The measurement model of the BoDyS is based on auditory evaluations of connected speech using 9 scales (traits) assessed by 4 elicitation methods. Analyses of the BoDyS' reliability and construct validity were performed to test this model, with the aim of gauging the auditory dimensions of speech impairment in dysarthria. Method Interrater agreement was examined in 70 persons with dysarthria. Construct validity was examined in 190 persons with dysarthria using a multitrait-multimethod design with confirmatory factor analysis. Results Interrater agreement of < 1 on a 5-point scale was found in 91% of cases across listener pairs and scales. Average reliability was .85. Inspection of the multitrait-multimethod matrix pointed at a high convergent and discriminant validity. Modeling of the BoDyS trait and method factors using confirmatory factor analysis yielded high goodness of fit. Model coefficients confirmed high discriminant and convergent validity and revealed meaningful relationships between scales and methods. Conclusions The 9 auditory scales of the BoDyS provide a reliable and valid profile of dysarthric impairment. They permit standardized measurement of clinically relevant dimensions of dysarthric speech.


Author(s):  
Cristina Nunes ◽  
Javier Pérez-Padilla ◽  
Cátia Martins ◽  
Pedro Pechorro ◽  
Lara Ayala-Nunes ◽  
...  

Parenting generally brings about high internal and external demands, which can be perceived as stressful when they exceed families’ resources. When faced with such stressors, parents need to deploy several adaptive strategies to successfully overcome these challenges. One of such strategies is coping, an important cognitive and behavioural skill. In this study, we intended to examine the psychometric properties of Carver’s (1997) Brief COPE (Coping Orientation to Problems Experienced), extending its cross-cultural validity among a Portuguese sample of community and at-risk parents. The sample comprised community (n = 153) and at-risk (n = 116) parents who completed the brief COPE, the Family Adaptability and Cohesion Scales and the Parenting Stress Index—Short Form. Confirmatory factor analysis, internal consistency, cross sample invariance, convergent and discriminant validity were analysed. Data from the confirmatory factor analysis revealed that the 14-factor model obtained the best fit. The results provided evidence that the Brief COPE is a psychometrically sound instrument that shows measurement invariance across samples and good reliability. Our findings demonstrated that the Portuguese version of brief COPE is a useful, time-efficient tool for both practitioners and researchers who need to assess coping strategies, a relevant construct in family context.


2012 ◽  
Vol 24 (9) ◽  
pp. 1465-1473 ◽  
Author(s):  
Sheung-Tak Cheng ◽  
Timothy Kwok ◽  
Linda C. W. Lam

ABSTRACTBackground: The aim of this study was to investigate the clustering of symptoms on the Neuropsychiatric Inventory (NPI) and the relative prevalence of symptom clusters in mild and moderate Alzheimer's disease (AD).Methods: Confirmatory factor analysis (CFA) was performed on the polychoric correlation matrix of 12 NPI items (scored yes or no) using the weighted least squares with mean and variance adjustment (WLSMV) estimator in Mplus (N = 224 community-dwelling Chinese persons with mild/moderate AD). Severity of AD was determined by Clinical Dementia Rating scores. The relative model fit of three competing measurement models (also known as factor structures) was tested using a modified χ2 difference test. Prevalence rates across mild and moderate stages were compared using χ2 tests. Furthermore, the measurement model of choice was cross-validated in an independent sample of 181 community-dwelling persons with dementia.Results: CFA supported a four-factor model, namely behavioral problems (agitation/aggressiveness, disinhibition, irritability, and aberrant motor behavior), psychosis (delusions and hallucinations), mood disturbance (depression, anxiety, sleep, appetite, and apathy), and euphoria (a stand-alone item that is equivalent to the factor). The most prevalent symptom clusters were behavioral (72%) and mood (69%) disturbances, followed by psychosis (45%). Euphoria was rare (6%). All syndromes were more prevalent in moderate than in mild stage, except for euphoria. In addition, the four-factor model was replicated in the cross-validation sample.Conclusions: The four syndromes provide a parsimonious conceptualization of neuropsychiatric symptoms corresponding to clinical observations and neurochemical changes of the disease. The independent replication in the second sample supports generalization of the four-factor model in Chinese persons with AD.


2017 ◽  
Vol 31 (3) ◽  
pp. 233-246
Author(s):  
Youngshin Song ◽  
Moonhee Gang ◽  
Misook Jung

Purpose: The purpose of this study was to assess the psychometric properties of the Barriers or Facilitators to Using Research in Practice (BARRIERS) scale for use in Korea. Methods: A cross-sectional study design was used with 364 nurses working in clinical settings. Item analysis was conducted and convergent and discriminant validity were evaluated using confirmatory factor analysis. Internal consistency reliability was evaluated using Cronbach’s alpha coefficients. Results: Confirmatory factor analysis revealed a 4-factor structure with 25 items that explained 62.9% of the variance. Convergent and discriminant validity were confirmed as examining the factor loading, average variance extracted, and composite reliability. The values of factor loading for 25 items were having higher estimate than criterion and the average variance extracted value for 4 factors ranged from .575 to .667. The Cronbach’s alpha was .90 for the 25 items. Conclusion: The Korean version of the 25-item BARRIERS scale was a reliable and valid scale to measure barriers to research use in Korean health care settings. Based on this psychometric evaluation, research barriers and its associated factors will be investigated using the Korean version of the BARRIERS scale in further study.


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