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From this article, we will use R language to perform survival analysis to a data set, in order to demonstrate some syntax and show the procedural of survival analysis using R. The Data A very classic data set is used in the purpose of demonstration. Here is a glance of the data set. > library(survival) > data(lung) > head(lung) inst time status age sex ph.ecog ph.karno pat.karno meal.cal wt.loss 1 3 306 2 74 1 1 90 100 1175 NA 2 3 455 2 68 1 0 90 90 1225 15 3 3 1010 1 56 1 0 90 90 NA 15 4 5 210 2 57 1 1 90 60 1150 11 5 1 883 2 60 1 0 100 90 NA 0 6 12 1022 1 74 1 1 50 80 513 0 This data set is about “survival in patients with advanced lung cancer from the North Central Cancer Treatment Group....