en Prediction of life satisfaction Based on Demographic and Personality characteristics and Body Dysmorphic Disorder in cosmetic surgery candidate عمومى General پژوهشي Research <div dir="ltr" style="text-align: justify;">Astract The goal of this study is to predict life satisfaction based on demographic and personality characteristics and body dysmorphic disorder among individual who decide to undergo cosmetic surgery. The research method was descriptive &ndash; correlation plan. The population includes all applicants of cosmetic surgery who refer to cosmetic surgery clinics in Tehran, district 3, in 2015. The sample consisted of 150 individuals which were selected by randomly multistage sampling method .The measurement tools were the following questionnaires : &nbsp;Life satisfaction scale (SWLS), body image concern inventory (BICI), NEO five-factor short form, and individual details&nbsp; questionnaire. The data were analyzed using the sequential multivariable regression method; and finally the research hypotheses were tested. The results showed that, there is a positive correlation between demographic variables, marital status and financial status predicted life satisfaction among participant who decide to undergo cosmetic surgery positively and respectively. The review of the regression coefficient demonstrated that the body dysmorphic disorder predicts life satisfaction among participant negatively. Among personality characteristics, neuroticism predicts life satisfaction&nbsp; among participant&nbsp; negatively while extraversion anticipates it positively .</div> <div style="text-align: justify;">Astract The goal of this study is to predict life satisfaction based on demographic and personality characteristics and body dysmorphic disorder among individual who decide to undergo cosmetic surgery. The research method was descriptive &ndash; correlation plan. The population includes all applicants of cosmetic surgery who refer to cosmetic surgery clinics in Tehran, district 3, in 2015. The sample consisted of 150 individuals which were selected by randomly multistage sampling method .The measurement tools were the following questionnaires : &nbsp;Life satisfaction scale (SWLS), body image concern inventory (BICI), NEO five-factor short form, and individual details&nbsp; questionnaire. The data were analyzed using the sequential multivariable regression method; and finally the research hypotheses were tested. The results showed that, there is a positive correlation between demographic variables, marital status and financial status predicted life satisfaction among participant who decide to undergo cosmetic surgery positively and respectively. The review of the regression coefficient demonstrated that the body dysmorphic disorder predicts life satisfaction among participant negatively. Among personality characteristics, neuroticism predicts life satisfaction&nbsp; among participant&nbsp; negatively while extraversion anticipates it positively .</div> Keywords, life satisfaction, body dysmorphic disorder, cosmetic surgery, personality characteristics, Keywords, life satisfaction, body dysmorphic disorder, cosmetic surgery, personality characteristics, 73 95 http://ijpb.ir/browse.php?a_code=A-10-39-158&slc_lang=en&sid=1 Ebtesam Hayadar Ebtesam Hayadar 10031947532846001295 10031947532846001295 Yes Department of Psychology, Roudehen Branch, Islamic Azad University, Roudehen, Iran Department of Psychology, Roudehen Branch, Islamic Azad University, Roudehen, Iran simin Bashardoust simin Bashardoust 10031947532846001296 10031947532846001296 No Department of Psychology, Roudehen Branch, Islamic Azad University, Roudehen, Iran Department of Psychology, Roudehen Branch, Islamic Azad University, Roudehen, Iran