A dataset containing variables related with breast cancer from german population.
breastCancerA data frame with 686 rows and 14 variables
age Patient age (years).
meno Menopausal status (0 = premeno, 1 = postmeno).
size Tumour size (mm).
gradd1 1 = tumour grade 2 or 3; 0 = grade 1.
gradd2 1 = tumour grade 3; 0 = grade 1 or 2.
nodes Number of positive lymph nodes.
enodes emp(-0.12 x nodes).
pgr Progesterone receptor status (fmol 1^-1).
er Oestrogen reeceotor status (fmol 1^-1).
hormon Tamoxifen treatment (0 = no; 1 = yes).
rectime Time (days) to death or cancer recurrence.
censrec Censoring (0 = censored; 1 = event).