pbc2 {JM} | R Documentation |
Followup of 312 randomised patients with primary biliary cirrhosis, a rare autoimmune liver disease, at Mayo Clinic.
A data frame with 1945 observations on the following 20 variables.
id
years
status
alive
, transplanted
and dead
.drug
placebo
and D-penicil
.age
sex
male
and female
.year
ascites
No
and Yes
.hepatomegaly
No
and Yes
.spiders
No
and Yes
.edema
No edema
(i.e., no edema and no diuretic therapy for edema),
edema no diuretics
(i.e., edema present without diuretics, or edema resolved by diuretics), and
edema despite diuretics
(i.e., edema despite diuretic therapy).serBilir
serChol
albumin
alkaline
SGOT
platelets
prothrombin
histologic
status2
The data frame pbc2.id
contains the first measurement for each patient. This data frame is used to
fit the survival model.
http://lib.stat.cmu.edu/datasets/pbcseq
Fleming, T. and Harrington, D. (1991) Counting Processes and Survival Analysis. Wiley, New York.
Therneau, T. and Grambsch, P. (2000) Modeling Survival Data: Extending the Cox Model. Springer-Verlag, New York.
summary(pbc2.id)