The relationship between religiosity and moral foundations with substance abuse tendency in 15 to 18-years female students in Tehran

Objective (s): Addiction (substance addiction) is considered as one of the health issues which can influence physical, emotional and social aspects of people’s life and impose psychosocial problems for their families and communities. Accordingly, this study aimed to investigate the relationship between religiosity and ethical foundations with substance abuse tendency among young female students in Tehran, Iran. Methods: This cross-sectional study was performed on a sample of female students aged 15 to 18 years in Tehran, Iran. Statistical population consisted of 241 girls who were selected with systematic non-probability sampling and available in the first semester of academic year in 2019-2020 and respond to three questionnaires including the Ethical Foundations Scale and the Addiction Tendency Scale and the Religiosity Scale. Spearman correlation coefficient and regression were used to analyze the data using SPSS software. Results: The results obtained from the analysis showed that religiosity and moral foundations with substance abuse tendency significant were correlated (p<0.01). In addition, the findings showed that religiosity and moral foundations predicted a total of 17% of changes to substance abuse among girls. Furthermore, among subscales of the religiosity, the outcome of being a Muslim (r = 0.35) and among the subscales of moral foundations, loyalty to a group (= 0.28) had the most significant