<![CDATA[Background: Breast cancer has the highest prevalence in Indonesia. The objective of the research was to analyze the risk factors which influenced the incidence of breast cancer in women of reproductive age.Subjects and Method: This was a case-control study conducted at Dr. Pirngadi Hospital, North Sumatera. The population was all 15-49 year-old breast cancer women. Sample of 42 women of reproductive age with breast cancer and 42 women without breast cancer was selected for this study. The dependent variable was breast cancer. The independent variables were family history of breast cancer, menarche, history of breastfeeding, and history of fibrocystic disease. The data were collected by questionnaire and medical record. The data were analyzed by a multiple logistic regression.Results: History of family with breast cancer (OR= 4.93; 95% CI=1.33 to 18.28), age of menstruation (OR= 8.46; 95% CI=2.34 to 30.64), history of breastfeeding (OR= 8.46; 95% CI= 2.19 to 32.70), and history of fibrocystic disease (OR= 7.12; 95% CI=1.99 to 25.48) were associated with breast cancer.Conclusion: History of family with breast cancer, age of menstruation, history of breastfeeding, and history of fibrocystic disease are associated with breast cancer.Keywords: breast cancer, history of breastfeeding, women of reproductive ageCorrespondence: Mila Trisna Sari. Masters Program in Public Health, Universitas Sumatera Utara. Email: milatrisnasari@gmail.com. Mobile: 08192100173Journal of Maternal and Child Healthdoi.org/10.26911/thejmch.2021.06.01.09 ]]>
Copyrights © 2021
