Effects of birth order and maternal age on breast cancer risk: modification by whether women had been breast-fed.

Publication Type:

Journal Article

Source:

Epidemiology (Cambridge, Mass.), Volume 19, Issue 3, p.417-23 (2008)

Keywords:

2008, 258, Adult, Aged, Birth Order, Breast Feeding, Breast Neoplasms, Case-Control Studies, Female, Humans, Incidence, Interviews as Topic, Logistic Models, Maternal Age, Middle Aged, Risk Factors, Wisconsin

Abstract:

Early life risk factors for breast cancer have been investigated in relation to hormonal, nutritional, infectious, and genetic hypotheses. Recent studies have also considered potential health effects associated with exposure to environmental contaminants in breastmilk.