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This is only the 21 patients who received 6-mercaptopurine (6-MP). There were 21 patients who got placebo (see leuk2 for complete data).
leuk2
See also Borkowf (2005)
data(leuk)
A data frame with 21 observations on the following 2 variables.
time
time in remission (in weeks)
status
event status, 1 is relapse, 0 is censored
Borkowf (2005) Statistics in Medicine, 24: 827-851.
Freireich et al (1963) Blood 21(6):699-716.
leuk2 for complete data.
# NOT RUN { data(leuk) # }
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