?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adc&rft.title=Reproductive+Risk+Factors+for+Breast+Cancer%3A+A+Case+Control+Study&rft.creator=Meshram%2C+II&rft.creator=Hiwarkar%2C+PA&rft.creator=Kulkarni%2C+PN&rft.subject=Online+Journal+of+Health+and+Allied+Sciences&rft.description=Background%3A+Breast+cancer+is+second+most+important+cancer+among+Indian+women.+Although+risk+factors+are+not+much+prevalent+as+in+western+countries%2C+incidence+rate+is+increasing+in+India.+The+study+was+undertaken+to+study+various+risk+factors+associated+with+breast+cancer.+Methods%3A+A+hospital+based+group+matched+case+control+study+was+undertaken+to+identify+risk+factors.+The+study+consisted+of+105+hospitalized+cases+confirmed+on+histopathology+and+210+group+matched+controls+selected+from+urban+field+practice+area%2C+Sadar%2C+without+any+malignancy.+Bivariate+analyses+included+odds+ratio+(OR)%2C+95%25+confidence+interval+(CI)+for+odds+ratio.+Results%3A+Earlier+age+at+menarche+%E2%89%A4+12+years+of+age%2C+late+age+at+first+full+term+delivery%2C+nulliparity%2C+Lack+of+breast-feeding+were+found+to+be+significantly+associated+with+the+risk+of+breast+cancer+in+both+pre+menopausal+%26+post+menopausal+women+while+age+at+menopause+at+or+after+50+years+was+significantly+associated+with+the+risk+in+post+menopausal+women.+Conclusions%3A+Study+suggests+that+the+changes+in+menstrual+and+reproductive+patterns+among+women+i.e.+early+age+at+menarche+and+late+age+at+first+childbirth+and+some+environmental+factors+in+Central+India+may+have+contributed+to+the+increase+in+breast+cancer+risk%2C+particularly+among+younger+women.&rft.publisher=Dr.+B.S.+Kakkilaya&rft.contributor=Kakkilaya%2C+Dr+Srinivas&rft.date=2009-11-15&rft.type=Journal+(On-line%2FUnpaginated)&rft.type=PeerReviewed&rft.format=application%2Fpdf&rft.identifier=http%3A%2F%2Fcogprints.org%2F6953%2F1%2F2009-3-5.pdf&rft.identifier=++Meshram%2C+II+and+Hiwarkar%2C+PA+and+Kulkarni%2C+PN++(2009)+Reproductive+Risk+Factors+for+Breast+Cancer%3A+A+Case+Control+Study.++%5BJournal+(On-line%2FUnpaginated)%5D+++++&rft.relation=http%3A%2F%2Fcogprints.org%2F6953%2F