Re: [R] what is the difference between survival analysis and (...)

2007-03-29 Thread Frank E Harrell Jr
Thomas Lumley wrote: On Wed, 28 Mar 2007, Frank E Harrell Jr wrote: Eric Elguero wrote: Hi everybody, recently I had to teach a course on Cox model, of which I am not a specialist, to an audience of medical epidemiologists. Not a good idea you might say.. anyway, someone in the audience

Re: [R] what is the difference between survival analysis and (...)

2007-03-28 Thread Eric Elguero
Hi everybody, recently I had to teach a course on Cox model, of which I am not a specialist, to an audience of medical epidemiologists. Not a good idea you might say.. anyway, someone in the audience was very hostile. At some point, he sayed that Cox model was useless, since all you have to do is

Re: [R] what is the difference between survival analysis and (...)

2007-03-28 Thread Frank E Harrell Jr
Eric Elguero wrote: Hi everybody, recently I had to teach a course on Cox model, of which I am not a specialist, to an audience of medical epidemiologists. Not a good idea you might say.. anyway, someone in the audience was very hostile. At some point, he sayed that Cox model was useless,

Re: [R] what is the difference between survival analysis and (...)

2007-03-28 Thread Lucke, Joseph F
@stat.math.ethz.ch Subject: Re: [R] what is the difference between survival analysis and (...) Hi everybody, recently I had to teach a course on Cox model, of which I am not a specialist, to an audience of medical epidemiologists. Not a good idea you might say.. anyway, someone in the audience

Re: [R] what is the difference between survival analysis and (...)

2007-03-28 Thread Christos Hatzis
-help@stat.math.ethz.ch Subject: Re: [R] what is the difference between survival analysis and (...) You can (and I have) fit survival data with logistic regression. Agresti (1990, pp 189--196) has an introductory discussion. The issue is whether the occurrence of the event

Re: [R] what is the difference between survival analysis and (...)

2007-03-28 Thread Prof Brian Ripley
: Wednesday, March 28, 2007 8:40 AM To: R-help@stat.math.ethz.ch Subject: Re: [R] what is the difference between survival analysis and (...) Hi everybody, recently I had to teach a course on Cox model, of which I am not a specialist, to an audience of medical epidemiologists. Not a good idea you might

Re: [R] what is the difference between survival analysis and (...)

2007-03-28 Thread Thomas Lumley
On Wed, 28 Mar 2007, Frank E Harrell Jr wrote: Eric Elguero wrote: Hi everybody, recently I had to teach a course on Cox model, of which I am not a specialist, to an audience of medical epidemiologists. Not a good idea you might say.. anyway, someone in the audience was very hostile. At

[R] what is the difference between survival analysis and logistic regression with a timing variable?

2007-03-27 Thread zhongmiao wang
Hello: If the question is how likely an event will occur at a give time point, can we use logistic regression with time t as a predictor variable? For example, if the data is ID Gender Tenure Churn 1 M17 0 2 M3 1 3 M6

Re: [R] what is the difference between survival analysis and logistic regression with a timing variable?

2007-03-27 Thread Stephen Weigand
On 3/27/07, zhongmiao wang [EMAIL PROTECTED] wrote: Hello: If the question is how likely an event will occur at a give time point, can we use logistic regression with time t as a predictor variable? For example, if the data is ID Gender Tenure Churn 1 M17 0