Direct healthcare costs and their relationships with age at start of drug use and current pattern of use: a cross-sectional study

ABSTRACT BACKGROUND: It is well known that early start of drug use can lead users to psychosocial problems in adulthood, but its relationship with users’ direct healthcare costs has not been well established OBJECTIVES: To estimate the direct healthcare costs of drug dependency treated at a community mental health service, and to ascertain whether early start of drug use and current drug use pattern may exert influences on these costs. DESIGN AND SETTING: Retrospective cross-sectional study conducted at a community mental health service in a municipality in the state of São Paulo, Bra...