Re: [R] svycoxph

2013-12-23 Thread Nathan Pace
Answered my own question. In survey, summary does it. On 2312//2013, 5:31 PM, "Nathan Pace" wrote: > >>The svycoxph function in the survey package loads the survival package >>and >>produces objects of class svycoxph and coxph. >> >>The print.coxph function - print(coxph.object, conf.int = 0.95

[R] svycoxph

2013-12-23 Thread Nathan Pace
>The svycoxph function in the survey package loads the survival package and >produces objects of class svycoxph and coxph. > >The print.coxph function - print(coxph.object, conf.int = 0.95) - in the >survival package lists the values of the coxph object including the hazard >ratios with 95% CIs. >

Re: [R] svycoxph and test statistics

2012-03-26 Thread Chirag Patel
Thank you, Dr. Therneau... I got a similar answer from Dr. Lumley: On Mar 24, 2012, at 4:05 PM, Thomas Lumley wrote: > As far as I know there isn't any theoretical justification for the > t-distribution but it empirically works better. > > You can get tests with a t or F reference distribution e

Re: [R] svycoxph and test statistics

2012-03-25 Thread Terry Therneau
On 03/24/2012 06:00 AM, r-help-requ...@r-project.org wrote: I have been using the function 'svycoxph' in the Dr. Lumley's survey package (version 3.26) to compute coefficient estimates for Cox regression. I have noticed the p-values output are based on normal distribution (like in coxph); howe

[R] svycoxph and test statistics

2012-03-23 Thread Chirag Patel
Hello, I have been using the function 'svycoxph' in the Dr. Lumley's survey package (version 3.26) to compute coefficient estimates for Cox regression. I have noticed the p-values output are based on normal distribution (like in coxph); however in svyglm (and in other software, such as Stata or