breast: Breast Cancer Data
Description
Initial and follow-up status for 37 breast cancer patients treated for
spinal metastases. The status is able to walk unaided (1), unable to
walk unaided (2), dead (3). The follow-up times are 0, 3, 6, 12, 24,
and 60 months after treatment began.source
de Stavola, B. L. (1988) Testing departures from time homogeneity in
multistate Markov processes.
Applied Statistics, 37, 242--250.Details
Woman 24 was alive after 6 months
but her ability to walk was not recorded (she was in state 1 or 2).NA indicates that a woman has previously died, or that her status is
unknown.
References
Davison, A. C. (2003) Statistical Models. Cambridge University Press.
Page 227.