cox

Introduction Brain Cancers include primary brain tumours which starts in the brain and almost never spread to other parts of the body and secondary tumours which are caused by cancers that began in another part of the body .

Introduction Hie there ,welcome back to one of my presentations ,This presentation will cover some basics of survival analysis, and the following series of tutorial papers can be helpful for additional reading:

doing survival analysis in R functions The core functions we’ll use out of the survival package include: Surv(): Creates a survival object. survfit(): Fits a survival curve using either a formula, of from a previously fitted Cox model.