Hello I need help to convert a few commands of STATA to R, can someone help me for these ones: 1) stsum, by(variable) 2) sts list, by(variable) 3) stset Time, failure(Status) Also where can I find R commands equivalent to STATA commands. Thank you in advance Sunita -- View this message in context: http://www.nabble.com/R-commands-equivalent-for-STATA-commands-tp22803257p22803257.html Sent from the R help mailing list archive at Nabble.com. [[alternative HTML version deleted]]