Bookmark and Share

Notice: On March 31, it was announced that Statalist is moving from an email list to a forum. The old list will shut down on April 23, and its replacement, statalist.org is already up and running.


[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

Re: st: pseudo R-squared


From   Nick Cox <njcoxstata@gmail.com>
To   statalist@hsphsun2.harvard.edu
Subject   Re: st: pseudo R-squared
Date   Sun, 3 Apr 2011 20:25:17 +0100

It's my understanding that -gologit2- [not -gologist2-] uses

pseudo-R2 = 1 - L1/L0

where L0 and L1 are the constant-only and full model log-likelihoods,
respectively.

Please remember to explain where user-written programs you refer to
come from: in this case the Stata Journal.

Nick

On Sun, Apr 3, 2011 at 7:12 PM, Gao Liu <gao.liu@gmail.com> wrote:
>
> My research used stata procedure gologist2 to conduct a partial
> proportional logistic regression.  The reviewer asked me to find out
> the extra explanatory power of my focal variable: how much more likely
> is it able to predict the change of categorical dependent variable.
>
> My first question is what type of pseudo r^2 gologist2 uses and how to
> interpret it. Second, how to find out what the reviewer is looking
> for? I plan to compare the pseudo r^2 of the model with the focal
> variable included and that of the model without.  Please advise
> whether it works.
>
*
*   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/


© Copyright 1996–2014 StataCorp LP   |   Terms of use   |   Privacy   |   Contact us   |   Site index