Nothing
globalVariables(c("NB_stratum", "WO_stratum", "WR_stratum", "ctime", "endpoint", "event",
"id", "lower_ci", "proportion", "pvalue", "time", "upper_ci", "win_stat",
"arm", "iptw.weight"))
Any scripts or data that you put into this service are public.
Add the following code to your website.
For more information on customizing the embed code, read Embedding Snippets.