Hello  I have a very simple question, but have not been able to solve it.   I am interested in the hazard function for my survival data, where patients are censored if they have not had the event of interest (death). Status 0=alive, 1= dead   ods graphics on; proc lifetest data=mydata plots=hazard; time survivaltime*status(0); run; ods graphics off;   I want to change the y and x-axis parameters on the hazard function plot (I need to re-label and change the tick marks).   Does someone have some easy code for this? Or a resource that is easy to follow?  ... View more

Hello all   I am trying to model a count outcome (emergency room visits) with a primary predictor covariate of interest that is time varying (on or off a drug). Once the drug is started, they patient is considered "on" the drug going forward (ie they do not revert to being off the drug).   My data is structured in a counting process (multiple lines per individual) for each risk interval.    Does anyone have any resources as to where I would find code to do this? Can proc genmod handle a counting process data structure? I am not really sure where to start... ... View more