Hello everyone   I just started using SAS less than a month ago so I'm having a bit of a hard time. I'm assuming that there is a causal association between certain lifestyle factors (such as smoking status) and a certain health outcome (e.g: cancer). I want to calculate population attributable risks in order to estimate the proportion of certain health outcomes (proportion of cancer cases) attributed to different lifestyle factors. Could you please provide me with a script?   Thanks a lot   ... View more