- id
a numeric vector. Gives patient id.
- sex
a numeric vector. Gives sex of patient.
- start
a numeric vector.
Gives the starting time for the
time-interval for which the covariate rate is representative.
- stop
a numeric vector. Gives the stopping time for the
time-interval for which the covariate rate is representative.
- status
a numeric vector code. Survival status. 1: dead from melanoma, 0: alive or
dead from other cause.
- age
a numeric vector. Gives the age of the patient at removal of tumor.
- rate
a numeric vector. Gives the population mortality for the
given sex and age. Based on Table A.2 in Andersen
et al. (1993).