Moderating the Effect of Perfectionism on the Relationship between Personality Traits, Life Satisfaction, and Psychological Well-Being

Abstract

The current study is aimed to determine the moderating effect of perfectionism on the relationships between personality traits with life satisfaction and psychological well-being. Research population was all undergraduate students of Islamic Azad University of Tehran while 140 students were selected through multi-level clustering sampling. Data were collected through psychological well-being questionnaire (RSPWB-18), perfectionism list of Hill, short form questionnaire of personality traits of NEO (NEO-FFI) and life satisfaction questionnaire (SWLS) and were analyzed in two sections of descriptive (mean and standard deviation) and inferential (Pearson correlation and stepwise regression). The results showed that personality traits and perfectionism has significant statistical relationship P<0.01 and F (11 and 128) = 9.01 with psychological well-being and only the variables of neuroticism, extroversion, agreeableness, and conscientiousness were the aspects of personality traits and objectively, high standards and perception of pressure were the aspects of perfectionism predictor of psychological well-being. Personality traits and perfectionism with life satisfaction have significant statistical relationship P<0.01 and F (11 and 128) = 5.59 and perfectionism is mediator between personality traits and life satisfaction or it has moderating effect on this relationship. Only neuroticism, extroversion were the aspects of personality traits and interpersonal sensitivity and being excellent were the aspects of predictor perfectionism of life satisfaction and there is significant statistical relationship among life satisfaction with self-acceptance, dominating on environment and total score of psychological well-being and there aren’t any significant relationships among other aspects of psychological well-being.