Notice: On April 23, 2014, Statalist moved from an email list to a forum, based at statalist.org.
[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
st: Issue with psmatch2
From
Amadou DIALLO <[email protected]>
To
statalist <[email protected]>
Subject
st: Issue with psmatch2
Date
Thu, 12 Dec 2013 14:49:05 +0100
Hi,
I am having trouble with psmatch2.
. psmatch2 Treatment Test1 Male Res_dep, outcome(Test2)
Probit regression Number of obs = 22
LR chi2(3) = 2.94
Prob > chi2 = 0.4008
Log likelihood = -13.687694 Pseudo R2 = 0.0970
------------------------------------------------------------------------------
Treatment | Coef. Std. Err. z P>|z| [95% Conf. Interval]
-------------+----------------------------------------------------------------
Test1 | -.1986892 .2724534 -0.73 0.466 -.732688 .3353096
Male | .5929837 .6528513 0.91 0.364 -.6865813 1.872549
Res_dept | 1.392754 .9005725 1.55 0.122 -.3723361 3.157843
_cons | .0514229 .8150437 0.06 0.950 -1.546033 1.648879
------------------------------------------------------------------------------
There are observations with identical propensity score values.
The sort order of the data could affect your results.
Make sure that the sort order is random before calling psmatch2.
unrecognized command
r(199);
end of do-file
r(199);
The error is occurring here with the plugin command:
- plugin call _Match_neighbor _treated _support _pscore _weight
`idlist' _n1 _nn _id `i
> smatch' $OUTVAR `moutvar', 1 $N_control `i' $N_total `neighbor' `caliper' `noreplace' `
> ties'
= plugin call _Match_neighbor _treated _support _pscore _weight
__000004 _n1 _nn _id __
> 000005 Test2 _Test2, 1 10 11 22 1 0 0 0
unrecognized command
qui replace _support = 0 if _n1>=. & _treated==1
--
Amadou B. DIALLO, PhD.
Senior Economist, AfDB.
[email protected]
+21671101789
*
* For searches and help try:
* http://www.stata.com/help.cgi?search
* http://www.stata.com/support/faqs/resources/statalist-faq/
* http://www.ats.ucla.edu/stat/stata/