Article
Birth weight-breast cancer revisited: is the association confounded by familial factors?
Cancer epidemiology, biomarkers & prevention : a publication of the American Association for Cancer Research, cosponsored by the American Society of Preventive Oncology - 1 Sept 2009
Oberg Sara, Cnattingius Sven, Sandin Sven, Lichtenstein Paul, Iliadou Anastasia
Abstract excerpt
PURPOSE: The study aimed to investigate whether the association between birth weight and the risk of breast cancer can be confounded by familial factors, such as shared environment and common genes. MATERIALS AND METHODS: Eligible were all female like-sexed twins of the Swedish Twin Registry, born during the period 1926-1958 and alive in 1973. Data were obtained from birth records, and the final study population...
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