Re: [R] obtaining the values for the hazard function in a cox regression

2009-03-14 Thread David Winsemius
It's not entirely clear from the help pages, but reading Thereau and Gramsch' "Modeling Survival Data" it appears to me that the basehaz function in the survival package returns the estimated baseline _cumulative_ hazard function H(t|mean covariates). Such a function will be monotonic upwa

[R] obtaining the values for the hazard function in a cox regression

2009-03-14 Thread Bob Green
Hello , I am hoping for some advice regarding obtaining the values for the hazard function in a cox regression that I have undertaken. I have a model in the following form, analysed with the package survival (v. 2.34-1) and a log-log plot obtained using Design (v. 2.1-2). For two variables,