ABSTRACT
Breast cancer is common cancer in women and in the USA it is the forth cause of death. Breast cancer screening is the best method for early detection of this cancer. His study designed to assess knowledge, attitude and practice about breast cancer screening and dependent factors in women referred to health care centers in Boroujen city. This research was descriptive-analytic study in 400 women aged above 20 years. Data collected by a questionnaire and analized with SPSS. Deta analysis done using logistic regression and chi-square tests. Knowledge of records about breast self-exam, physical exam and mammography were 37.8%, 7.8%, 6%, respectively. 47.1% of records had tendency to BSE, 71.2% to physical exam and 68.9% to mammography. 4.5% of cases performed breast self-examination [BSE] monthly. In 16.3% physical exam performed for screening. 4.3% of women screened by mammography. The most important factor for performance of BSE was history of benign breast diseases in herself [p<0.05]. There was significant relation between history of benign breast disease, education level parity and clinical examination [p<0.05]. History of benign breast disease and history of using hormone were important factors on performance of mammography [p<0.05]. Because of low knowledge and poor practice, educational program to train women is most recommended