[Application of the Portuguese version of the abbreviated instrument of quality life WHOQOL-bref].
BACKGROUND
The need of short instruments to evaluate Quality of life determines World Health Organization Quality of Life Group (WHOQOL Group) to develop an abbreviated version of the WHOQOL-100, the WHOQOL-bref. The objective is to present the Brazilian field trial of the WHOQOL-bref.


METHODS
WHOQOL-bref is composed by 26 questions divided in four domains: physical, psychological, social relationships and environment. The evaliation instrument, BDI (beck depression inventory) and BHS (beck hopelessness scale) were used in a 300 subjects sample in Porto Alegre, South Brazil.


CONCLUSIONS
The instrument showed a good performance concerning internal consistency, discriminant validity, criterion validity, concurrent validity and test-retest reliability. The intrument allies good psychometric performance and practicity for use which puts it as an interesting option to evaluate quality of life in Brazil.
Fleck
M P
MP
Departamento de Psiquiatria e Medicina Legal, Faculdade de Medicina, Universidade Federal do Rio Grande do Sul, Porto Alegre, RS, Brasil.
Louzada
S
S
Xavier
M
M
Chachamovich
E
E
Vieira
G
G
Santos
L
L
Pinzon
V
V
D001938:Brazil; D016022:Case-Control Studies; D005069:Evaluation Studies as Topic; D005260:Female; D006801:Humans; D016014:Linear Models; D008297:Male; D011788:Quality of Life; D015203:Reproducibility of Results; D011795:Surveys and Questionnaires; D014944:World Health Organization