Machine Learning with R Cookbook - Second Edition

How to do it...

Perform the following steps to perform survival analysis:

1. You should install the survival package and load its library:

        > install.packages("survival")
        > library(survival)  

2. From the package, you can load the cancer dataset:

        > data(cancer)  

3. You can use the str function to display the structure of the cancer dataset:

        > str(cancer)
        Output          'data.frame':    228 obs. of  10 variables:         $ inst     : num  3 3 3 5 1 12 7 11 1 7 ...         $ time     : num  306 455 1010 210 883 ...         $ status   : num  2 2 1 2 2 1 2 2 2 2 ...         $ age      : num  74 68 56 57 60 74 68 71 53 61 ...         $ sex      : num  1 1 1 1 1 1 2 2 1 1 ...         $ ph.ecog  : num  1 0 0 1 0 1 2 2 1 2 ...         $ ph.karno : num  90 90 90 90 100 50 70 60 70 70 ...         $ pat.karno: num  100 90 90 60 90 80 60 80 80 70 ... $ meal.cal ...