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A cohort of women with breast cancer and complete follow-up, as used by Spiegelman and Hertzmark (Am J Epidemiol 2005) and Greenland (Am J Epidemiol 2004).
breastcancer
A tibble with 192 rows and 3 columns:
Death, binary: 0, 1
Cancer stage, 3 categories
Hormone receptor status, binary: "High", "Low"
...