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From | Jennie Day <jennieday@gmail.com> |
To | statalist@hsphsun2.harvard.edu |
Subject | Re: st: AW: Multiple Imputation on Panel Data: all variables have missing data, and the panels are expanding |
Date | Wed, 25 Aug 2010 08:25:16 +1000 |
Oops... I meant v11. jennie On 24/08/2010, at 7:47 PM, Martin Weiss wrote: > > <> > > > " I am trying to use STATA 12's" > > > You must be the first person to get a copy of it outside StataCorp... What > is it like? > > > > HTH > Martin > > > -----Ursprüngliche Nachricht----- > Von: owner-statalist@hsphsun2.harvard.edu > [mailto:owner-statalist@hsphsun2.harvard.edu] Im Auftrag von Jennie Day > Gesendet: Dienstag, 24. August 2010 11:35 > An: statalist@hsphsun2.harvard.edu > Betreff: st: Multiple Imputation on Panel Data: all variables have missing > data, and the panels are expanding > > Hi out there. Thanks for having a look at my questions. I have two: > > 1) I am trying to use STATA 12's mi commands to do multiple imputations on > a panel dataset where all variables have some missing values (save the > unique ID numbers and the time variable). I am getting confused on whether > to register a variable as passive or imputed. Can anybody tell me what is > the standard of care here? > > 2) I have a panel dataset where the number of observations has expanded over > time. There are 292 observations in 1993, and 434 observations in 2007. Is > there a way to avoid imputing values for IDs 293-434 in 1993, etc? > > Here are some details about my dataset: > > A) I have a panel dataset beginning in 1993 and going to 2007, annually. > > B) I have some variables that have a 1% missing rate and some that have a 10 > percent missing rate. Should I use imputed for the ones with lower > non-response rates and passive for the ones with higher non-response rates? > > C) All of my variables are continuous. > > Thanks in advance, > jennie > * > * 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: > * 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: * http://www.stata.com/help.cgi?search * http://www.stata.com/support/statalist/faq * http://www.ats.ucla.edu/stat/stata/