format
A data frame containing:
ll{
age age
sex gender
trtgiven treatment: RT=radition, CMT=Chemotherapy and radiation
medwidsi mediastinum involvement: N=no, S=small, L=Large
extranod extranodal disease: Y=extranodal disease, N=nodal disease
clinstg clinical stage: 1=stage I, 2=stage II
time first failure time
status censoring status: 0=censored, 1=relapse, 2=death
}source
Table 1.6b, Competing Risks: A Practical Perspective.