Análisis psicométrico del Cuestionario de Motivos del Consumo de Alcohol (CMC) en escolares de la ciudad de Bogotá/ Psychometric analysis of Drinking Motives Questionnaire (DMQ) in school students in Bogotá city

2016 
El objetivo del presente estudio consistio en analizar las propiedades psicometricas del Cuestionario de Motivos del Consumo de Alcohol (CMC) en escolares de la ciudad de Bogota. Para ello, se conto con 206 participantes, a quienes se les aplico el cuestionario. Los resultados fueron objeto de un analisis factorial exploratorio por medio de la extraccion de componentes principales, con rotacion Varimax, asi como de un analisis de confiabilidad por alfa de Cronbach. Los mismos muestran 4 factores con apropiada carga factorial tanto por factor como por reactivo, explicando el 73,359% de la varianza, y un indice de confiabilidad de ,945. Asi entonces, el Cuestionario de Motivos del Consumo de Alcohol (CMC) presenta una estructura similar a otros estudios, lo que indica que es una escala con adecuada validez de constructo y, por lo tanto, confiable para utilizarse en escolares bogotanos. Abstract The objective of this psychometric study is to analyze the psychometric properties of the Drinking Motives Questionnaire (DMQ) in school children in Bogota city. For this, there were chosen 206 sample participants who were administered the questionnaire, applying an exploratory factor analysis by using a principal component extraction with Varimax rotation, and a Cronbach’s alpha reliability analysis was also performed. The results show four factors with an appropriate factor load, by factor and by reactive, explaining a variance of 73.359% , and a reliability index of 945. The results show that the Drinking motives Questionnaire (CMC) show a similar structure in comparison with surveys made in other countries. This indicates an appropriate construct validity, and reliability for its use in school children in Bogota city.
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