Description

A randomized trial on 488 liver cirrhosis patients.

Format

Two data frames with the following variables.

id

patients identifier; in total there are 467 patients.

pro

prothrobin measurements.

time

for data frame prothro the time points at which the prothrobin measurements were taken; for data frame prothros the time to death or censoring.

death

a numeric vector with 0 denoting censoring and 1 death.

treat

randomized treatment; a factor with levels "placebo" and "prednisone".

Source

http://www.gllamm.org/books/readme.html#14.6.

References

Andersen, P. K., Borgan, O., Gill, R. D. and Keiding, N. (1993). Statistical Models Based on Counting Processes. New York: Springer.