Further development and psychometric validation of the discrimination and stigma scale (DISC-12)

Background/Objectives: The need for a psychometrically validated measure of experienced discrimination was identified during a narrative review of survey measures of perceived, experienced and self stigma. To meet this need, DISC-12 underwent further developmental work and the psychometric properties of the final version were tested. Methods: The DISC-12 was further developed using five methods (1) service user focus groups; (2) DISC interviewer focus groups, (3) report from a service user researcher; (4) reading ease testing and (5) cognitive debriefing interviews. Psychometric testing focused on establishing r…