comparing aggression, anxiety, and depression in the third and fourth grade high school girl students living in boarding schools, with their peers in regular high schools

conclusions according to the results of the current study, living with family members has positive effects on mental health and other mental processes of adolescents. results according to the results of the current study, there was a significant relationship between the girl students living in boarding high schools and their peers in regular high schools in the aggression, anxiety, and depression, with 95% confidence. according to the results, the level of aggression, anxiety, and depression among girl students living in boarding high schools was higher than their peers from regular high schools. background mental health is one of the most important healthcare indicators in the community. objectives the current study aimed to compare aggression, anxiety, and depression in the third and fourth grade high school girl students living in boarding schools, with their peers in regular high schools. patients and methods the current research was conducted based on applied casual-comparative (cc) model. the population under study included third and fourth grade high school girl students, from districts 4, 6, 7, 8, and 19 of tehran, iran, living in boarding schools, and their peers in the regular high schools, from 2013 to 2014. the population size was 140 subjects (70 girl students living in boarding schools and 70 girl students from regular high schools). to select subjects first, cluster random sampling and then available sampling methods were applied. to collect data, scl90-r test was used and its reliability was determined by the designers between 0.78 and 0.90, through test retest method. the reliability of test scales in iran, except for aggression, phobic anxiety, and paranoid, was more than 0.80, and the obtained validity showed that the test can be used as a screening or diagnostic tool for mental disorders. to analyze data, descriptive and inferential statistics were used. in the descriptive statistics, the average, standard deviation, etc. were measured and in the inferential statistics, the mann-whitney u-test, which is equivalent to non-parametric test (t-test), was used.