Macmahon | R Documentation |
An international case-control study to test the hypothesis that breast cancer is related to the age that a woman gives childbirth.
Macmahon
A labelled tibble with 185 rows and 2 variables:
Diagnosed with breast cancer, a factor with levels "No" and "Yes".
Age mother gives childbirth, factor with levels "<20", "20-24", "25-29", "30-34" and ">34".
Macmahon, B. et al. (1970). Age at first birth and breast cancer risk. Bull WHO 43, 209-221.
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