Associação entre qualidade de vida e consumo de substâncias psicoativas entre estudantes de grupos de ancestralidade do continente africano

Objective: to analyze the relationship between Quality of Life and consumption of psychoactive substances in the students of African Continental AncestryGroups.Method: this was an epidemiological, descriptive, comparative, and cross-sectional study carried out between August and November 2017 with adolescents enrolled in an Afro-Brazilian school in the northeast region. A simple random sampling procedure was adopted. Forthe data collection, the following instruments were used: a sociodemographic questionnaire, a survey on the Quality of Life (WHOQOL-bref), and a survey about consumption of psychoactive substances (DUSI -Drug Use Screening Inventory). The nonparametric Mann-Whitney U test was used to compare the groups.Results: the population consisted of 203 students; 123 (60.3%) of them were female; 108 (53.2%) were aged between 16 and 19 years old, and 157 (77.3%) considered themselves black. As for drug use, 101 (49.8%) adolescents reported to have used at least one licit or illegal drug. Alcohol was the most used drug (88 students in total). The adolescents who reported using psychoactive substances in the last month had a lower Quality of Life score in the physical (p