FIELD TRIAL OF THE GLOBAL ASSESSMENT OF FUNCTIONING SCALE - MODIFIED

Objective: A field trial of the Global Assessment of Functioning Scale -Modified was conducted to test its construct validity. A slightly alt ered form of the scale, the Social and Occupational Functioning Assess ment Scale, was used in DSM-IV. Method: Social, occupational, and clin ical data on 196 subjects receiving outpatient mental health services were analyzed. Results: Six significant predictors were found that acc ounted for 51.75% of the variation in scores on the Global Assessment of Functioning Scale-Modified. Scores were independent of axis I, axis II, and psychoactive substance dependence diagnoses from DSM-III-R. C onclusions: The construct validity of the Global Assessment of Functio ning Scale-Modified and the Social and Occupational Functioning Assess ment Scale is supported by these findings.