The mediating role of ego strength between ego development and mental health

Mental health is a predictor of life expectancy and one of the indicators life's progress. The present was carried out in order to investigate the mediating role of ego strength between ego development and mental health. current study is an inferential research. To this end, a sample of 112 students who lives in dormitories of Tehran university (55 girls and 57 boys) were selected through multistage cluster sampling. They were asked to complete 3 tests including: Washington University Sentence Completion Test (WuscT, 1981) to measure ego development, Self-Reporting Questionnaire (SRQ20) to measure mental health, the Strength Questionnaire (ESS, Besharat, 2007). The use of path analysis in Amos application investigating the mentioned mediation, demonstrated That ego strength has a statistically significant mediating effect on ego development and mental health. (Affects the intensity and direction of their relationship). Also, there was a positive significant correlation between ego strength and mental health, while, there was no significant correlation between ego development and mental health.  The higher the level of ego development and ego strength of a person is, the higher his/her mental health would be.