fa اثربخشی درمان مبتنی بر پذیرش و تعهد بر راهبرد کنترل فکر و کیفیت زندگی درافراد PTSD ناشی ازجنگ <strong>Aims:</strong> Quality of life is an ideal goal of health care, and a treatment is effective when it increases the quality of life. The aim of this study was to evaluate the effectiveness of Acceptance and Commitment Therapy (ACT) on thought control strategy and quality of life in veterans with Post-traumatic Stress Disorder (PTSD).<br> <strong>Materials and Methods:</strong> In this experimental study with pre-test post-test and follow-up design with control group in 2016 to 2017, 28 veterans with PTSD from the Martyr Foundation and Veterans Affairs in Sari were selected by convenience sampling method and randomly divided into two experimental and control groups (Each group included 14 individuals). The research tools were quality of life (SF-36) and Thought Control Questionnaires (TCQ). The experimental group received ACT during 8 sessions (Each sessions took 120minutes) each week. The control group did not receive any treatment. After the sessions were completed, a post-test was carried out and follow-up was made after 3 months. The data were analyzed by SPSS 20 software, using multivariate covariance analysis and Tukey&#39;s post hoc test.<br> <strong>Findings:</strong> The mean scores of quality of life (F=11.281; p=0.003) and thought control strategies (F=38.016; p=0.0001) were significantly different in pre-test and post-test of the two groups. &nbsp;Meanwhile, the quality of life follow-up scores (F=5.541; p=0.027) and thought control strategies (F=39.796; p=0.0001) showed a significant increase compared to the pre-test.<br> <strong>Conclusion</strong>: ACT is effective in increasing quality of life and in derceasing thought control strategy&nbsp; in veterans with PTSD.<br> &nbsp;<br> <strong>Keywords</strong><br> [https://www.ncbi.nlm.nih.gov/mesh/68064869];<br> Thought Control Strategies [https:/ www.ncbi.nlm.nih.gov/mesh/D010565];<br> Quality of Life [https://www.ncbi.nlm.nih.gov/mesh/68011788];<br> Post-traumatic Stress Disorder [https://www.ncbi.nlm.nih.gov/mesh/68013313] Acceptance and Commitment Therapy,Thought Control Strategies, Quality of Life, Post-traumatic Stress Disorder 115 120 http://ijwph.daneshafarand.org/browse.php?a_code=A-10-1456-1&slc_lang=fa&sid=3 S.F. Razavi Saadat سیده فاطمه رضوی ساداتی 1003194753284600377449 1003194753284600377449 No Psychology Department, Psychology & Educational Sciences Facutly, Khuzestan Research Science Pardis Branch, Islamic Azad University, Ahvaz, Iran گروه روان‌شناسی، دانشکده روان‌شناسی و علوم تربیتی، واحد پردیس علوم تحقیقات خوزستان، دانشگاه آزاد اسلامی، اهواز، ایران B. Makvandi بهنام مکوندی makvandi_b@yahoo.com 1003194753284600377292 1003194753284600377292 Yes Psychology Department, Human Sciences Facutly, Khuzestan Research Science Pardis Branch Branch, Islamic Azad University, Airport Trolley, Ahvaz, Iran گروه روان‌شناسی، دانشکده روان‌شناسی و علوم تربیتی، واحد پردیس علوم تحقیقات خوزستان، دانشگاه آزاد اسلامی، اهواز، ایران R. Pasha رضا پاشا 1003194753284600377290 1003194753284600377290 No Psychology Department, Psychology & Educational Sciences Facutly, Khuzestan Research Science Pardis Branch, Islamic Azad University, Ahvaz, Iran گروه روان‌شناسی، دانشکده روان‌شناسی و علوم تربیتی، واحد پردیس علوم تحقیقات خوزستان، دانشگاه آزاد اسلامی، اهواز، ایران S.H. Hosseini سید حمزه حسینی 1003194753284600377291 1003194753284600377291 No Psychiatry Department, Medical Faculty, Mazandaran University of Medical Sciences, Sari, Iran گروه روان‌پزشکی، دانشکده پزشکی، دانشگاه علوم پزشکی مازندران، ساری، ایران