The related factors include using hormonal contraception (PR *: 3.1; 95% CI: 1.1 - 9.4), prehistory of breast masses (PR *: 1, 6; 95% CI: 1.01 - 2.6), premenstrual syndrome (PR *: 4.1; 95% CI: 2.5 - 6.6) and the age range menarche between 8 - 14 (PR *: 1.6; 95% CI: 1.01-2.5).