Kaplan-Meier Survival plot – with at risk table, by sub groups

This is a follow on from the previous post, with updated code.

There was an argument ‘groups’ in the ggplot(…) line of the code that was working but is now no longer working with the updated version of R/ggplot2 (I don’t know the full ins and outs of this sorry). So code is fixed and available below.

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Kaplan-Meier Survival Plot – with at risk table

Credit for the bulk of this code is to Abhijit Dasgupta and the commenters on the original post here from earlier this year. I have made a few changes to the functionality of this which I think warrant sharing.

A brief intro, this function will use the output from a survival analysis fitted in R with ‘survfit’ from the ‘survival’ library, to plot a survival curve with the option to include a table with the numbers of those ‘at risk’ below the plot.

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