Validaci¨®n de dos versiones cortas de la escala para depresi¨®n del Centro de Estudios Epidemiol¨®gicos en adolescentes colombianos
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文摘

Objective

To establish the validity and reliability of a Brief and Ultra-short Center for Epidemiological Studies Depression (CES-D) Scale in adolescents.

Design

Validation study.

Setting

Secondary schools in Bucaramanga, Colombia.

Participants

A total of 474 students were selected through a three stage process; 68 did not agree to participate, 8 were excluded and 8 did not complete the process.

Main measurements

Adolescent students were evaluated with CES-D and the clinical interview for Diagnostic and Statistical Manual of Mental Disorders, Fourth Edition. The CES-D scale was re-applied 3 to 28 days after the first application. The ten items and the three items with the highest correlation with total score were selected to construct a Brief scale and Ultra-short scale, respectively. Construct validity, criterion validity, test-retest reliability and internal consistency were analyzed.

Results

For the Brief CES-D Scale the Cronbach's alpha was 0.86 and Lin's coefficient was 0.77. The area under ROC curve was 0.83, with a sensitivity of 77.8 % ; specificity 74.1 % . Two main factors were identified to explain the 55.81 % variance. For the Ultra-short Scale the Cronbach's alpha was 0.76 and Lin's coefficient was 0.74. The area under ROC curve was 0.80, with a sensitivity of 75.56 % ; specificity 70.67 % . One main factor was identified to explain the 68.19 % of variance.

Conclusions

The Brief and Ultra-Short CES-D Scale are as useful as the original scale for the screening of MDD in adolescents; Ultra-short CES-D Scale does not preserve the original factorial structure.

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