en Nursing Orginal research <strong><em>Background:</em></strong> Changes of body image following breast cancer is one of the factors affecting the quality of life of women with this disease.<br> <strong><em>Objectives: </em></strong>Thus, the factors affecting the body image need to be identified to improve their quality of life. Therefore, this study aimed to investigate the factors affecting the body image in Iranian women diagnosed with breast cancer.<br> <strong><em>Methods:</em></strong> In this cross-sectional study, 200 breast cancer women were participated using convenience sampling method during April to January, 2018. The data were collected using a demographic questionnaire and body image questionnaires after breast cancer (BIBCQ). The data were analyzed using Univariate and Multivariate linear regression in SPSS₂₅ at a significance level of 0.05.<br> <strong><em>Results</em></strong><strong>:</strong> The mean age of participants was 48.43 (SD=10.53). The results showed that the variables such as type of treatment (p=0.002), physical health (&beta;=-0.49, p<0.001), economic status (&beta;=-0.62, p<0.001), and quality of life (&beta;=-0.41, p=0.003) had the predictability potential of the body image in those under mastectomy. Educational level (&beta;= 0.22, p=0.02) and physical health (&beta;=-0.25, p=0.01) factors could predict body image in people with no mastectomy.<br> <strong><em>Conclusion:</em></strong> The results of the study indicated that the improvement of the economic status has a positive effect on the body image of breast cancer. In addition, this factor can improve the quality of life in women who survive breast cancer. body image, breast cancer, socio-demographic characteristics 1 7 http://nmcjournal.zums.ac.ir/browse.php?a_code=A-10-672-1&slc_lang=en&sid=1 Hojjat Torkmandi hojjat.or@gmail.com 10031947532846007506 10031947532846007506 No Department of Operating Room and Anesthesiology, School of Nursing and Midwifery, Zanjan University of Medical Sciences, Zanjan, Iran Mojgan Firouzbakht 10031947532846007507 10031947532846007507 No PhD in Reproductive Health, Department Nursing Midwifery, Islamic Azad University, Babol Branch , Babol, Iran Amir Hossein Goudarzian 10031947532846007508 10031947532846007508 No MSc student of psychiatric nursing, Student of research committee, Mazandaran University of Medical Sciences, Sari, Iran Ameneh Yaghoobzadeh 10031947532846007509 10031947532846007509 No PhD Candidate in Nursing, School of Nursing and Midwifery, Tehran University of Medical Science, Tehran, Iran Hamid Sharif Nia 10031947532846007510 10031947532846007510 No PhD, Assistant Professor, Department of Nursing, School of Nursing and Midwifery Amol, Mazandaran University of Medical Sciences, Sari, Iran Mobin Mohammadinezhad mobinmohammadinejad@gmail.com 10031947532846007511 10031947532846007511 Yes MSc student of psychiatric nursing, student research committee, Iran University of Medical Sciences, Tehran, Iran