mgus2 {survival}R Documentation

Monoclonal gammapothy data

Description

Natural history of 1341 sequential patients with monoclonal gammapothy of undetermined significance (MGUS).

Usage

data("mgus2")

Format

A data frame with 1384 observations on the following 10 variables.

id

subject identifier

age

age at diagnosis, in years

sex

a factor with levels F M

hgb

hemoglobin

creat

creatinine

mspike

size of the monoclonal serum splike

ptime

time until progression to a plasma cell malignancy (PCM) or last contact, in months

pstat

occurrence of PCM: 0=no, 1=yes

futime

time until death or last contact, in months

death

occurrence of death: 0=no, 1=yes

Details

This is a larger follow-on study of the condition also found in data set mgus.

Source

Mayo Clinic data courtesy of Dr. Robert Kyle. All patient identifiers have been removed, age rounded to the nearest year, and follow-up times rounded to the nearest month.

References

R. Kyle, T. Therneau, V. Rajkumar, J. Offord, D. Larson, M. Plevak, and L. J. Melton III, A long-terms study of prognosis in monoclonal gammopathy of undertermined significance. New Engl J Med, 346:564-569 (2002).


[Package survival version 2.41-3 Index]