Cross-cultural adaptation and psychometric properties of the Kessler Distress Scale (K10): an application of the rating scale model

Abstract Background The Kessler Distress Scale (K10) is a self-report scale for the assessment of non-specific psychological distress in the general and clinical population. Because of its ease of application and good psychometric properties, the K10 has been adapted to several cultures. The present...

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Main Authors: Evandro Morais Peixoto, Daniela Sacramento Zanini, Josemberg Moura de Andrade
Format: Article
Language:English
Published: SpringerOpen 2021-07-01
Series:Psicologia: Reflexão e Crítica
Subjects:
Online Access:https://doi.org/10.1186/s41155-021-00186-9
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author Evandro Morais Peixoto
Daniela Sacramento Zanini
Josemberg Moura de Andrade
author_facet Evandro Morais Peixoto
Daniela Sacramento Zanini
Josemberg Moura de Andrade
author_sort Evandro Morais Peixoto
collection DOAJ
description Abstract Background The Kessler Distress Scale (K10) is a self-report scale for the assessment of non-specific psychological distress in the general and clinical population. Because of its ease of application and good psychometric properties, the K10 has been adapted to several cultures. The present study seeks to adapt the K10 to Brazilian Portuguese and estimate its validity evidence and reliability. Methods A total of 1914 individuals from the general population participated in the study (age = 34.88, SD = 13.61, 77.7% female). The adjustment indices were compared among three different measurement models proposed for the K10 through confirmatory factor analysis (CFA). The items’ properties were analyzed by Andrich’s Rating Scale Model (RSM). Furthermore, evidence based on relations to other variables (depression, stress, anxiety, positive and negative affects, and satisfaction with life) was estimated. Results CFA indicated the adequacy of the bifactor model (CFI= 0.985; TLI= 0.973; SMR= 0.019; RMSEA= 0.050), composed of two specific factors (depression and anxiety) and one general factor (psychological distress), corresponding to the theoretical hypothesis. Additionally, it was observed multiple-group invariance by gender and age range. The RSM provided an understanding of the organization of the continuum represented by the psychological distress construct (items difficulty), which varied from −0.89 to 1.00; good adjustment indexes; infit between 0.67 and 1.32; outfit between 0.68 and 1.34; and desirable reliability, α= 0.87. Lastly, theoretically coherent associations with the external variables were observed. Conclusions It is concluded that the Brazilian version of the K10 is a suitable measure of psychological distress for the Brazilian population.
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spelling doaj.art-8c3235ec58a044d8b4cc8abf3ad8ad142022-12-21T18:26:32ZengSpringerOpenPsicologia: Reflexão e Crítica1678-71532021-07-0134111010.1186/s41155-021-00186-9Cross-cultural adaptation and psychometric properties of the Kessler Distress Scale (K10): an application of the rating scale modelEvandro Morais Peixoto0Daniela Sacramento Zanini1Josemberg Moura de Andrade2University of São Francisco USFPontifical Catholic University of Goiás PUC-GoiáisUniversity of Brasília UNBAbstract Background The Kessler Distress Scale (K10) is a self-report scale for the assessment of non-specific psychological distress in the general and clinical population. Because of its ease of application and good psychometric properties, the K10 has been adapted to several cultures. The present study seeks to adapt the K10 to Brazilian Portuguese and estimate its validity evidence and reliability. Methods A total of 1914 individuals from the general population participated in the study (age = 34.88, SD = 13.61, 77.7% female). The adjustment indices were compared among three different measurement models proposed for the K10 through confirmatory factor analysis (CFA). The items’ properties were analyzed by Andrich’s Rating Scale Model (RSM). Furthermore, evidence based on relations to other variables (depression, stress, anxiety, positive and negative affects, and satisfaction with life) was estimated. Results CFA indicated the adequacy of the bifactor model (CFI= 0.985; TLI= 0.973; SMR= 0.019; RMSEA= 0.050), composed of two specific factors (depression and anxiety) and one general factor (psychological distress), corresponding to the theoretical hypothesis. Additionally, it was observed multiple-group invariance by gender and age range. The RSM provided an understanding of the organization of the continuum represented by the psychological distress construct (items difficulty), which varied from −0.89 to 1.00; good adjustment indexes; infit between 0.67 and 1.32; outfit between 0.68 and 1.34; and desirable reliability, α= 0.87. Lastly, theoretically coherent associations with the external variables were observed. Conclusions It is concluded that the Brazilian version of the K10 is a suitable measure of psychological distress for the Brazilian population.https://doi.org/10.1186/s41155-021-00186-9Psychological distressAnxietyDepressionValidityReliability
spellingShingle Evandro Morais Peixoto
Daniela Sacramento Zanini
Josemberg Moura de Andrade
Cross-cultural adaptation and psychometric properties of the Kessler Distress Scale (K10): an application of the rating scale model
Psicologia: Reflexão e Crítica
Psychological distress
Anxiety
Depression
Validity
Reliability
title Cross-cultural adaptation and psychometric properties of the Kessler Distress Scale (K10): an application of the rating scale model
title_full Cross-cultural adaptation and psychometric properties of the Kessler Distress Scale (K10): an application of the rating scale model
title_fullStr Cross-cultural adaptation and psychometric properties of the Kessler Distress Scale (K10): an application of the rating scale model
title_full_unstemmed Cross-cultural adaptation and psychometric properties of the Kessler Distress Scale (K10): an application of the rating scale model
title_short Cross-cultural adaptation and psychometric properties of the Kessler Distress Scale (K10): an application of the rating scale model
title_sort cross cultural adaptation and psychometric properties of the kessler distress scale k10 an application of the rating scale model
topic Psychological distress
Anxiety
Depression
Validity
Reliability
url https://doi.org/10.1186/s41155-021-00186-9
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AT josembergmouradeandrade crossculturaladaptationandpsychometricpropertiesofthekesslerdistressscalek10anapplicationoftheratingscalemodel