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


From   <durguner@uiuc.edu>
To   twagner@stanford.edu
Subject   Re: Re: st: how to calculate marginal effectsfor the multiply imputed survey dataset
Date   Mon, 19 May 2008 11:15:36 -0500 (CDT)

Hello Prof. Wagner,
Thanks for sharing your experience. I might also consider  working with odds ratio.

Sincerely,

Sena
-------------------------------------------------------------



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 
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