WHOQOL-BREF psychometric properties in a sample of smokers

• Autor(a) principal: Castro,Maria da Graça
• Data de Publicação: 2007
• Outros Autores: Oliveira,Margareth da Silva, Miguel,Alessandra Cecília, Araujo,Renata Brasil
• Tipo de documento: Artigo
• Idioma: eng
• Título da fonte: Brazilian Journal of Psychiatry (São Paulo. 1999. Online)
• Texto Completo: http://old.scielo.br/scielo.php?script=sci_arttext&pid=S1516-44462007000300012
• topic: Nicotine; Psychology; Quality of life; Tobacco; Measures

OBJECTIVE: To study the World Health Organization Quality of Life Instrument Bref psychometric properties in a sample of smokers. It is a self-administered instrument to evaluate quality of life. It contains 26 questions allocated to 4 domains: Social, Psychological, Physical and Environmental, there are 2 questions related to the Global domain. METHOD: The sample was formed by 276 tobacco users selected at random. The instruments applied were: World Health Organization Quality of Life Instrument Bref, Fagerström Test for Nicotine Dependence, and Medical Outcomes Study Short-Form 36-item. The statistical analysis was accomplished up by ANOVA, Cronbach's alpha, Pearson's Coefficient and Multiple Regression. RESULTS: The World Health Organization Quality of Life Instrument Bref presented good reliability (Cronbach's alpha 0.9207), converging validation (0.382 < r < 0.753; p < 0.001), discriminant validation and criterion validation (0.554 < r < 0.778; p < 0.001). CONCLUSION: The World Health Organization Quality of Life Instrument Bref proved to be an adequate instrument, with a good level of reliability, being easily and quickly administered.