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Validación de la escala Schizophrenia Quality Of Life Scale (SQLS) para medir la calidad de vida en pacientes con diagnóstico de esquizofrenia en Colombia / Validation of the Schizophrenia Quality Of Life Scale (SQLS) to Measure Quality of Life in Patients Diagnosed With Schizophrenia in Colombia
Suárez, María Fernanda; Sánchez, Ricardo; Calvo, José Manuel.
  • Suárez, María Fernanda; Instituto de Salud Mental La Confraternidad. Meta. CO
  • Sánchez, Ricardo; Instituto de Salud Mental La Confraternidad. Meta. CO
  • Calvo, José Manuel; Instituto de Salud Mental La Confraternidad. Meta. CO
Rev. colomb. psiquiatr ; 42(3): 257-265, jul.-set. 2013. ilus, tab
Article in Spanish | LILACS, COLNAL | ID: lil-698813
RESUMEN

Objetivo:

Validar la escala SQLS para medir la calidad de vida de los pacientes con diagnóstico de esquizofrenia en Colombia.

Métodos:

Se aplicó a 251 pacientes la escala autoaplicable SQLS. La aplicación se repitió a los 2 días a 28 pacientes y a los 30 días a 38 pacientes para evaluar la confiabilidad test-retest y la sensibilidad al cambio respectivamente; 50 pacientes cumplimentaron además la escala SF-12 para determinar la validez concurrente.

Resultados:

Se encontraron tres dominios para la escala SQLS en Colombia para los tres dominios se encontraron coeficientes alfa de Cronbach > 0,7. El modelo con tres factores no mostró un ajuste adecuado. En la evaluación test-retest, se encontraron valores de correlación adecuados (> 0,86). No se encontró una diferencia significativa en las mediciones de la sensibilidad al cambio. La validez concurrente mostró valores de correlación aceptables sólo con los dominios de la SF-12, relacionados con salud y funcionamiento mental.

Conclusiones:

Aunque la escala SQLS muestra una estructura factorial consistente con la propuesta original, buena consistencia interna y estabilidad en el tiempo, se requiere un estudio más detallado del funcionamiento de algunos ítems que pueden no estar midiendo el constructo adecuadamente.
ABSTRACT
Abstract

Objective:

To validate the SQLS scale in Colombian patients diagnosed with schizophrenia.

Method:

The self-report scale was applied to 251 patients. Measures of test-retest reliability, internal consistency and correlation inter-scales with the SF-12 were made by applying the scale 2 days later in 28 patients, and 30 days later in 38; 50 patients filled-out the SF-12 scale to determine the concurrent validity.

Results:

Three domains were found with all of them having Cronbach's alphas >0.7. The three factors model did not show adequate fit indexes.Test-retest evaluation showed satisfactory correlation values (>0.86). Sensitivity to change did not shown significant differences between the repeated measures. As regards concurrent validity, acceptable correlation values were found only in SF-12 domains related to mental health and functioning.

Conclusions:

The SQLS has a factorial structure consistent with previous reports, adequate internal consistency and temporal stability. However, a more detailed examination of some of these items is required, considering that the measurement of the construct does not appear to be adequate.
Subject(s)


Full text: Available Index: LILACS (Americas) Main subject: Schizophrenia Type of study: Diagnostic study / Prognostic study Limits: Adult / Female / Humans Country/Region as subject: South America / Colombia Language: Spanish Journal: Rev. colomb. psiquiatr Journal subject: Psychiatry Year: 2013 Type: Article Affiliation country: Colombia Institution/Affiliation country: Instituto de Salud Mental La Confraternidad/CO

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Full text: Available Index: LILACS (Americas) Main subject: Schizophrenia Type of study: Diagnostic study / Prognostic study Limits: Adult / Female / Humans Country/Region as subject: South America / Colombia Language: Spanish Journal: Rev. colomb. psiquiatr Journal subject: Psychiatry Year: 2013 Type: Article Affiliation country: Colombia Institution/Affiliation country: Instituto de Salud Mental La Confraternidad/CO