Risk Factors for Breast Cancer among Women Attending In Selected Hospitals of Dhaka City

Breast cancer is the most frequently diagnosed cancer among women both in the developed and the developing world and leading cause of cancer death in women. A hospital based case control study was carried out among 70 women with breast cancer and 70 women without breast cancer to analyze the risk factors associated with development of breast cancer in selected hospitals of Dhaka city. A semi-structured questionnaire comprise socio-demographic and socioeconomic related information, reproductive and obstetric related factor, hormonal Contraceptive and Hormone Replacement Therapy use, life style related factor (personal habit, dietary habit, physical activity etc). In adjusted odds ratios (ORs) and 95% confidence intervals for significant risk factors were obtained from logistic regression analysis. Significant risk was found among nonworking women (OR 2.7, 1.03-7.1), positive family history of cancer (OR 2.3, 1.02-5.2) and early menarche (OR 3.4, 1.5-7.9). Family history of cancer, early menarche may play significant role in developing breast cancer in Bangladeshi women.