Re: [R] Linear relative rate / excess relative risk models

2014-08-28 Thread Therneau, Terry M., Ph.D.
On 07/30/2014 05:00 AM, r-help-requ...@r-project.org wrote: A while ago, I inquired about fitting excess relative risk models in R. This is a follow-up about what I ended up doing in case the question pops up again. While I was not successful in using standard tools, switching to Bayesian mo

Re: [R] Linear relative rate / excess relative risk models

2014-07-29 Thread Wollschlaeger, Daniel
traceplot(stanFit) stanFit -Original Message- From: Wollschlaeger, Daniel Sent: Thursday, January 9, 2014 10:44 AM To: David Winsemius Cc: r-help@r-project.org Subject: RE: AW: [R] Linear relative rate / excess relative risk models Thanks for your suggestions! Here are links to simulated

Re: [R] Linear relative rate / excess relative risk models

2014-01-09 Thread Wollschlaeger, Daniel
event and offset pyears. Many thanks, D > -Original Message- > From: David Winsemius [mailto:dwinsem...@comcast.net] > Sent: Thursday, January 09, 2014 4:33 AM > To: Wollschlaeger, Daniel > Cc: r-help@r-project.org > Subject: Re: AW: [R] Linear relative rate / excess re

Re: [R] Linear relative rate / excess relative risk models

2014-01-08 Thread David Winsemius
vid Best, Daniel Von: David Winsemius [dwinsem...@comcast.net] Gesendet: Mittwoch, 8. Januar 2014 19:06 An: Wollschlaeger, Daniel Cc: r-help@r-project.org Betreff: Re: [R] Linear relative rate / excess relative risk models I would fit a Poisson model t

Re: [R] Linear relative rate / excess relative risk models

2014-01-08 Thread Wollschlaeger, Daniel
Best, Daniel Von: David Winsemius [dwinsem...@comcast.net] Gesendet: Mittwoch, 8. Januar 2014 19:06 An: Wollschlaeger, Daniel Cc: r-help@r-project.org Betreff: Re: [R] Linear relative rate / excess relative risk models I would fit a Poisson model to the dose-response data with o

Re: [R] Linear relative rate / excess relative risk models

2014-01-08 Thread David Winsemius
I would fit a Poisson model to the dose-response data with offsets for the baseline expecteds. Sent from my iPhone > On Jan 8, 2014, at 10:49 AM, "Wollschlaeger, Daniel" > wrote: > > My question is how I can fit linear relative rate models (= excess relative > risk models, ERR) using R. In r

[R] Linear relative rate / excess relative risk models

2014-01-08 Thread Wollschlaeger, Daniel
My question is how I can fit linear relative rate models (= excess relative risk models, ERR) using R. In radiation epidemiology, ERR models are used to analyze dose-response relationships for event rate data and have the following form [1]: lambda = lambda0(z, alpha) * (1 + ERR(x, beta)) * l