Green, Jennifer C; Roddam, Andrew W; Pirie, Kirstin; Kirichek, O; Reeves, Gillian K; Beral, Valerie; Banks, Emily
Background: Hormonal factors may influence risk for upper gastrointestinal cancers in women. We examined risk of oesophageal and gastric cancers in relation to reproductive factors in a large UK cohort, the Million Women Study. Methods: Among 1 319 409 women aged on average 56 years at recruitment, 1186 incident cancers of the oesophagus and 1194 of the stomach were registered during 11.9 million person-years observation. Adjusted relative risks (RRs) and 95% confidence intervals (CIs) were...[Show more]
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