breast {randomSurvivalForest} | R Documentation |
Breast cancer survival data.
A data frame containing:
hormone | hormonal therapy: no, yes |
age | age (in years) |
menostat | menopausal status: pre=premenopausal, post=postmenopausal |
size | tumor size (in mm) |
grade | tumor grade: I < II < III |
pnodes | number of positive nodes |
progrec | progesterone receptor (in fmol) |
estrec | estrogen receptor (in fmol) |
time | recurrence free survival time (in days) |
cens | censoring status: 0=censored, 1=recurrence |
M. Schumacher, G. Basert, H. Bojar, K. Huebner, M. Olschewski, W. Sauerbrei, C. Schmoor, C. Beyerle, R.L.A. Neumann and H.F. Rauschecker for the German Breast Cancer Study Group (1994), Randomized 2times2 trial evaluating hormonal treatment and the duration of chemotherapy in node-positive breast cancer patients. Journal of Clinical Oncology, 12, 2086–2093.
W. Sauerbrei and P. Royston (1999). Building multivariable prognostic and diagnostic models: transformation of the predictors by using fractional polynomials. Journal of the Royal Statistics Society Series A, Volume 162(1), 71–94.
data(breast, package = "randomSurvivalForest")