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        1 - Construction and Scale Validation For Evaluating Type D Personality and a Study of its Relationship to the Coronary Heart Disease
        علیرضا احمدپور حسن احدی محمدمهدی مظاهری غلامرضا نفیسی
        Abstract :The aim of this study is the scale construction for evaluating type D personality and a study of its relationship to the coronary heart disease. The population of the study includes all the students and staff of the Islamic Azad University, in Esfahan province More
        Abstract :The aim of this study is the scale construction for evaluating type D personality and a study of its relationship to the coronary heart disease. The population of the study includes all the students and staff of the Islamic Azad University, in Esfahan province and the patients with coronary heart disease who consulted heart specialists. The sample of the study includes normal people and patients with heart diseases who were selected randomly in certain steps. In order to check the validity of the construction of the primary questionnaire, the statistical factor analysis method was used, and for the research hypothesis the U Mann Whitney test was used. To check the reliability of simultaneity of the primary D scale form, the questionnaire of Denollet type D personality, and General Health questionnaire, Glass Negative thought under scale of social interaction, and Ahwaz type A personality in are used. Coefficient correlation of simultaneous performance and above questionnaire are in ordered as follows .and (P < ). In order to examine the reliability of the constructed scale the methods of Cronbach Alpha, test-retest and split-halves are used. The coefficients obtained via above methods are ordered as follows and (P < ). The results of interactive analysis together with the methods of main items and turning round of varimax were five factors. which are accordingly named depression, anxiety, anger and offensiveness as under scale of negative excitements and social limitation and verbal preventions as under scale of social inhibition. The amounts of value scale of questions were about , KMO which shows the sufficiency of sampling is . and Bartlett´s test of sphericity was (P < ). The results of the study of the relationship between type D personality and coronary heart disease shows that U Mann Whitney equals z = (P < ). Therefore, the differences between the scores of normal people and patient with heart disease were meaning ful. Manuscript profile
      • Open Access Article

        2 - The Relationship of Type D Personality and its Components with Perceived Stress in Students in Tabriz University
        samereh asadimajareh abas bakhshiporrodsari hamid poursharifi
          The aim of this study was to investigate the relationship between perceived stress and the components of Type D Personality: the negative affect, and social inhibition. The research method was descriptive. The statistical population consisted of 11000 male and female More
          The aim of this study was to investigate the relationship between perceived stress and the components of Type D Personality: the negative affect, and social inhibition. The research method was descriptive. The statistical population consisted of 11000 male and female undergraduate students in the University of Tabriz. A sample of 275 (187 female & 88 male) students with type D personality were selected by cluster random sampling method from among the students. They were asked to complete 16 questions of Type D Personality Scale (Denolet, 1998) and 10 questions of Perceived Stress Scale (Cohen, 1988). The results of regression analysis showed that from the two components, negative affect was good predictor of perceived stress (P < 0.01 ( . Based on these findings, it was concluded that people with type D personality experience high level of perceived stress and both negative affect and social inhibition correlate with higher perceived stress. Manuscript profile
      • Open Access Article

        3 - Effectiveness of Group Therapy based on Acceptance and Commitment on Cognitive Abilities of Students with Type D Personality
        Maryam Salehyan Hassan Ahadi Adis Kraskian Mojembari Ahmad Karbalaei Mohammad Meigouni
        Purpose: Present study aimed to determine the effectiveness of group therapy based on acceptance and commitment on cognitive abilities of students with type D personality. Methodology: This study was semi-experimental with a pretest, posttest and follow-up design with c More
        Purpose: Present study aimed to determine the effectiveness of group therapy based on acceptance and commitment on cognitive abilities of students with type D personality. Methodology: This study was semi-experimental with a pretest, posttest and follow-up design with control group. The research population was students with type D personality of institute applied science higher education of Semnan Jahad University in 2017-18 academic years. After examining type D personality among students number of 70 people were selected and from them 30 people were selected by simple random sampling method and randomly replaced into two equal groups. The experimental group 12 sessions of 90 minute underwent group therapy based on acceptance and commitment and the control group did not see any training. Data were collected by type D personality scale (Denollet, 2005) and cognitive abilities (Nejati, 2013) and analyzed with chi-square, repeated measures and post hoc Bonferroni test in SPSS-19 software. Findings: The findings showed that the experimental and control groups did not significant difference in terms of marriage and education level (P&gt;0.05). Also, the group therapy based on acceptance and commitment improved cognitive abilities and all its dimensions including memory, inhibitory control and selective attention, decision making, planning, sustain attention, social cognition and cognitive flexibility and the treatment results were maintained in the follow-up stage (p &lt; 0.05). Conclusion: According to the results, planning is necessary for the use of group therapy based on acceptance and commitment to improve the characteristics of students with type D personality. As a result, therapists and clinical psychologists can use group therapy based on acceptance and commitment along with other treatment methods to improve cognitive characteristics Manuscript profile
      • Open Access Article

        4 - The role of illness perception and type D personality in prediction quality of life in multiple sclerosis (MS) patients
        Parisa PourMohammad Zahra Yousefi Turaj Hashemi
        Multiple sclerosis is one of the most prevalent disorders of the central nervous system. The efforts to identify different factors concerning quality of life in chronic patients, have been increased in recent years. These efforts have been made trying to answer the ques More
        Multiple sclerosis is one of the most prevalent disorders of the central nervous system. The efforts to identify different factors concerning quality of life in chronic patients, have been increased in recent years. These efforts have been made trying to answer the question of which personality or personal factors affect the amount of suffering or the quality of life in chronic physical patients and if having some special kind of personality characteristics or special kind of vision to disease leads to prediction of quality of life in these patients? So the aim of this study was to investigate the role of illness perception and type D personality in predicting quality of life in multiple sclerosis patients. For this purpose 79 participants were chosen among the members of Tabriz MS Association by using convenience sampling method and were evaluated in illness perception, personality type and quality of life. The results of correlation coefficient and regression analysis indicates that illness perception and type D personality variables significantly predict 59% of variance of quality of life in multiple sclerosis patients. So it can be concluded that illness perception and type D personality variables have a significant role in predicting quality of life in people suffering from multiple sclerosis. Manuscript profile
      • Open Access Article

        5 - The role of anger, type D personality, and alexithymia in the pathogenesis and process of psoriasis: a narrative review
        Nazaninzeinab Jaberzadeh Mohammad Hossein Bayazi Vahid mashayekhi goyonlo Majid Anushiravani Monavvar Afzal-Aghaee
        Clinical route of many dermatologic diseases is due to the mutual and complex interactions between biological, psychological, and social causes that can affect them as predisposing, accelerating, or enduring factors. Psoriasis is one of the most common autoimmune skin d More
        Clinical route of many dermatologic diseases is due to the mutual and complex interactions between biological, psychological, and social causes that can affect them as predisposing, accelerating, or enduring factors. Psoriasis is one of the most common autoimmune skin diseases with psychosomatic origins and consequences, which is accompanied by vulnerability to stress, emotional disorders, and difficulty in expressing negative feelings. Many psoriasis sufferers have problems in how much they experience anger and how to express and control anger. Two components of D personality including, negative emotionality, social inhibition, and emotional ataxia seem to be important in psoriasis. Due to the neglect of clinical researches and organized attention to the investigation and improvement of the psychological factors of this disease, a more comprehensive explanation of the occurrence of this disease with a more targeted interaction and integration of medical and psychological perspectives is nessesary. Theorethical and practical conjunction between dermatologists, psychologists and psychiatrics in the interdisciplinary field of psychodermatology can lead to maintain higher health services for psoriatic patients as well as achieving scientific outcomes. Manuscript profile