Cirrhosis data

Short description:

From 1962 and 1969, 488 patients with liver cirrhosis at several hospitals in Copenhagen were included in a randomized clinical trial. The purpose of the study was to investigate whether patients treated with the hormone prednisone had a better survival than patients who got an inactive placebo treatment. 251 of the patients received prednisone while 237 received placebo. The study was concluded October 1st, 1974.

Coding of variables:

• pas: ???? patient number
• status: indicator for death/censoring (1=dead; 0=censored)
• time: ?? time in days from start of treatment to death/censoring
• treat: ?? treatment (0=prednisone; 1=placebo)
• sex: ???? sex (0=female; 1=male)
• asc: ???? ascites at start of treatment (0=none; 1=slight; 2=marked)
• age: ???? age in years at start of treatment
• prot: ??? protrombin index at start of treatment

Source:

Andersen, P.K., Borgan, ?., Gill, R.D. and Keiding, N. (1993). Statistical models based on counting processes. Springer-Verlag, New York.