Risk factors of breast cancer in female at Irnum cancer hospital,Peshawar

Objectives: to determine common risk factors that leads to breast cancer in females. material and methods: a case control study was conducted at irnum cancer hospital peshawar khyber pakhtunkhwa,pakistan from may 2016 to december 2016. about 280 married and unmarried females between the age group of 20 to 70 years were included in the study. results: mean age (cases group) was 45 years with ± 2.16 sd. where as mean age in (control group) was 47 years with ± 2.79 sd. in (cases group) (18%) patients had menarche age > 13 years. where as in (control group) (6%) patients had menarche age > 13 years. in (cases group) (35%) patients didn’t give breast feeding. where as in (control group) (15%) patients didn’t give breast feeding. in (cases group) (20%) patients had used contraceptive pills. where as in (control group) (8%) patients had used contraceptive pills. in (cases group) (3%) patients had smoke. where as in (control group) all the patients were non smokers. in (cases group) (37%) patients had bmi > 28. where as in (control group) (18%) patients had bmi > 28. conclusion: breast feeding and bmi were the highest and the most common risk factors of breast cancer. © 2017,khyber medical college. all rights reserved.