Incidence of thyroid cancer in women in relation to known or suspected risk factors for breast cancer.

摘要: There is evidence to suggest that breast and thyroid tumors occur together in the same woman more often than would be expected by chance. This study investigates possibility various known risk factors for cancer also influence of women. Female residents western Washington, whom papillary, follicular, or mixed had been diagnosed between 1974 1979 ( N = 182), were interviewed regarding their medical reproductive histories. For comparison, a random sample 389 women from population interviewed. Women who history almost 3 times (95% confidence interval, 0.78–7.9) likely develop with no such history. However, woman's mother did not increase her cancer. Neither nulliparity, infertility, late age at first full-term pregnancy, early menarche, nor abortion miscarriage before pregnancy appeared occurrence Increased weight was associated an increased cancer, relative weighed 52 kg less, those 60 2.5-fold elevation risk. These findings while cancers are epidemiologically similar few ways, there important differences number factors.