Re: st: how to calculate marginal effects for the multiply imputed survey dataset

[Todd Wagner <twagner@stanford.edu>]

Sena,

What about using svy logistic and presenting odds ratios?  In my 
field (health), most people use odds ratios and find them easy to 
discuss with dummy covariates.

Todd

At 02:48 PM 5/15/2008, you wrote:

> Hello,
> I am using 2003 Survey of Small Business Finances data. This is a 
> survey data with multiply imputed dataset for 5 imputations, 
> stratums and weights. Furthermore, I am using Stata 9 version. Below 
> is my question:
>
> I am running a survey logit and survey probit estimation for this 
> multiply imputed survey data.  However, for the overall estimation 
> for the multiple imputation, I cannot get the marginal effects 
> estimation. I can only get this for the 5 imputations separately in 
> Stata. However, there is no way I can get the marginal effects for 
> the overall estimation. I even looked at this in SAS. For instance, 
> SAS doesn't give me at all any marginal effects, even for the 
> separate implicates (I used the proc surveylogit and proc 
> surveyprobit commands for each separate implicate and then combined 
> these results through mianalyze command in SAS for the overall estimation).
>
> However, I was able to get the marginal effects for separate 
> implicates in Stata (I first used svyset command, then miset and 
> then mim commands for the overall estimation. I even tried using 
> mifit command rather than mim command. However, I couldn't find any 
> postestimation command for marginal effects).
>
> Do you know whether in literature, marginal effects have been 
> calculated for the overall estimation for a multiply imputed 
> dataset? If yes, can you pls lead me about how to do the marginal 
> effects estimation for the overall estimation for my survey data 
> with multiple imputation either in SAS or STATA?  I will really 
> appreciate any type of help I can get.
>
> Thanks a lot.
>
> Sena
> PhD Candidate, Dept. of Agricultural and Consumer Economics
> University of Illinois at Urbana-Champaign
> 1301 West Gregory Drive
> 326 Mumford Hall
> Urbana, IL 61801
> durguner@uiuc.edu
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