Thank you Steve and Enzo.
Ricardo Ovaldia, MS
Statistician
Oklahoma City, OK
--- On Wed, 12/17/08, Enzo Coviello <[email protected]> wrote:
> From: Enzo Coviello <[email protected]>
> Subject: Re: st: Hazard ratios to rates.
> To: [email protected]
> Date: Wednesday, December 17, 2008, 1:21 AM
> Steven Samuels ha scritto:
> > Hazard ratios compare two distributions, but you want
> to know something about one of the distributions. It is the
> same as if you had asked: "I know the ratio of two
> numbers is 2:1. What is one of them?"
> >
> > So,unless you have more information, the answer to
> your question is "No".
>
> I would add that a Cox model makes available an estimate of
> the cumulative hazard and after we can use -stcurve- to
> obtain an estimate of the hazard at some specified value.
> See -stcurve-.
>
>
> Enzo
>
>
> >
> > -Steve
> >
> > On Dec 16, 2008, at 5:03 PM, Ricardo Ovaldia wrote:
> >
> >>
> >> Is there a way to convert hazard ratios from
> survival to rates such as number of deaths per 10,000?
> >>
> >> For example if for treatment A compare to a pacebo
> the HR=1.3, I know that there is 30% increase risk of
> failure under treatment A. However, can I say what the rate
> per 1000 patients would be? For example: X patient per 1000
> will die on treatment A
> >>
> > *
> > * For searches and help try:
> > * http://www.stata.com/help.cgi?search
> > * http://www.stata.com/support/statalist/faq
> > * http://www.ats.ucla.edu/stat/stata/
> >
>
>
> -- Enzo Coviello
> Unità di Epidemiologia e Statistica ASL Bari
> Piazza V. Emanuele, 14 - 70054 GIOVINAZZO (BA)
> Italy
> tel +39 080 3357883 - fax +39 080 3357867
> mobile 347 5016016 ^^^^
> Home
> via Imbriani, 186 - 70055 MINERVINO MURGE (BA)
> tel +39 0883 695055
>
> *
> * For searches and help try:
> * http://www.stata.com/help.cgi?search
> * http://www.stata.com/support/statalist/faq
> * http://www.ats.ucla.edu/stat/stata/
*
* For searches and help try:
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