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205 lines
7.0 KiB
Plaintext
205 lines
7.0 KiB
Plaintext
9 months ago
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*! version 8.3 15june2010
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*! Jean-Benoit Hardouin
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************************************************************************************************************
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* Raschtest: Rasch model, fit tests and graphical validation
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*
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* Historic:
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* Version 1 (2003-06-30): Jean-Benoit Hardouin
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* Version 2 (2003-07-07): Jean-Benoit Hardouin
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* Version 3 (2004-01-02): Jean-Benoit Hardouin
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* Version 4 (2004-01-21): Jean-Benoit Hardouin
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* Version 5 (2004-01-24): Jean-Benoit Hardouin
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* Version 6 (2004-02-05): Jean-Benoit Hardouin
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* Version 6.1 (2004-03-29): Jean-Benoit Hardouin
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* Version 6.2 (2004-04-06): Jean-Benoit Hardouin
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* Version 6.3 (2004-07-08) : Jean-Benoit Hardouin
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* Version 7 (2005-04-02) : Jean-Benoit Hardouin
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* Version 7.2 (2005-05-20) : Jean-Benoit Hardouin
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* Version 7.3 (2005-07-02) : Jean-Benoit Hardouin
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* Version 7.4 (2006-01-15) : Jean-Benoit Hardouin
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* Version 7.5 (2006-04-20) : Jean-Benoit Hardouin
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* Version 7.6 (2008-06-20) : Jean-Benoit Hardouin /*nold option*/
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* Version 8 (2009-06-20) : Jean-Benoit Hardouin /*DIFFICULTIES and COVARIATES options*/
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* Version 8.3 (2009-06-20) : Jean-Benoit Hardouin /*GENRES option*/
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*
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* Needed modules :
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* raschtestv7 version 8.1 (http://freeirt.free.fr)
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* gammasym version 2.2 (http://www.freeirt.org)
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* gausshermite version 1 (http://www.freeirt.org)
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* geekel2d version 4.3 (http://www.freeirt.org)
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* genscore version 1.4 (http://www.freeirt.org)
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* ghquadm (findit ghquadm)
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* gllamm version 2.3.14 (ssc describe gllamm)
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* gllapred version 2.3.7 (ssc describe gllapred)
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* elapse (ssc describe elapse)
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*
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* Jean-benoit Hardouin - Department of Biomathematics and Biostatistics - University of Nantes - France
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* EA 4275 "Biostatistics, Clinical Research and Subjective Measures in Health Sciences"
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* jean-benoit.hardouin@univ-nantes.fr
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*
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* News about this program : http://www.anaqol.org
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* FreeIRT Project : http://www.freeirt.org
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*
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* Copyright 2003-2009 Jean-Benoit Hardouin
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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************************************************************************************************************/
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/***********************************************************************************************************
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INTRODUCTION
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***********************************************************************************************************/
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program define raschtest,eclass
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syntax varlist(min=1 numeric) [if] [in] , ID(varname) [ MEANdiff DIRsave(string) FILESsave nodraw PAUse REPlace ICC INFormation SPLITtests FITgraph Method(string) group(numlist >0 ascen) AUTOGroup Test(string) q2 GENLT(string) GENSCOre(string) GENFIT(string) GRAph COMp(varname) dif(varlist) time TRace Details nold iterate(int 200) DIFFiculties(string) COVariates(string) GENRes(string)]
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local nbitems:word count `varlist'
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if "`method'"=="" {
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local method "cml"
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}
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else {
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local method=lower("`method'")
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}
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if "`test'"=="" {
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local test "R"
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}
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else {
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local test=upper("`test'")
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}
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if "`dirsave'"!="" {
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local dirsavev8 "dirsave(`dirsave')"
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}
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if "`method'"!="" {
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local methodv8 "method(`method')"
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}
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if "`test'"!="" {
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local testv8 "test(`test')"
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}
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if "`group'"!="" {
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local groupv8 "group(`group')"
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}
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if "`genlt'"!="" {
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local genltv8 "genlt(`genlt')"
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}
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if "`genscore'"!="" {
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local genscorev8 "genscore(`genscore')"
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}
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if "`genres'"!="" {
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local gensresv8 "genres(`genres')"
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}
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if "`genfit'"!="" {
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local genfitv8 "genfit(`genfit')"
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}
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if "`comp'"!="" {
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local compv8 "comp(`comp')"
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}
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if "`dif'"!="" {
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local difv8 "dif(`dif')"
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}
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if "`iterate'"!="" {
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local iteratev8 "iterate(`iterate')"
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}
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if "`difficulties'"!="" {
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local difficultiesv8 "difficulties(`difficulties')"
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}
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if "`covariates'"!="" {
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local covariatesv8 "covariates(`covariates')"
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}
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raschtestv7 `varlist' `if' `in' , id(`id') `meandiff' `dirsavev8' `filessave' `nodraw' `pause' `replace' `icc' `information' `splittests' `fitgraph' `methodv8' `groupv8' `autogroup' `testv8' `q2' `genltv8' `genscorev8' `genresv8' `genfitv8' `graph' v8 `compv8' `difv8' `time' `trace' `details' `ld' `iteratev8' `difficultiesv8' `covariatesv8'
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/***********************************************************************************************************
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RETURN
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************************************************************************************************************/
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ereturn clear
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if `nbitems'>=3 {
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if "`method'"=="cml" {
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if "`test'"!="none" {
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tempname AndersenZv8
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matrix `AndersenZv8'=r(AndersenZ)
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ereturn matrix AndersenZ=`AndersenZv8'
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}
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if "`dif'"!="" {
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tempname DIFv8
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matrix `DIFv8'=r(DIF)
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ereturn matrix DIF=`DIFv8'
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}
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tempname cllv8
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scalar `cllv8'=r(cll)
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ereturn scalar cll=`cllv8'
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}
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if "`test'"!="NONE" {
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tempname itemFitv8 globalFitv8
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matrix `itemFitv8'=r(itemFit)
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matrix `globalFitv8'=r(globalFit)
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ereturn matrix itemFit=`itemFitv8'
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ereturn matrix globalFit=`globalFitv8'
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}
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}
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if "`method'"!="cml" {
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tempname sigmav8 sesigmav8
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local `sigmav8'=`r(sigma)'
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local `sesigmav8'=`r(sesigma)'
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ereturn scalar sigma=``sigmav8''
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ereturn scalar sesigma=``sesigmav8''
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}
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tempname betav8 Varbetav8 thetav8 Varthetav8 llv8 AICv8
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matrix `betav8'=r(beta)
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matrix `Varbetav8'=r(Varbeta)
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ereturn matrix beta=`betav8'
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ereturn matrix Varbeta=`Varbetav8'
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matrix `thetav8'=r(theta)
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matrix `Varthetav8'=r(Vartheta)
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ereturn matrix theta=`thetav8'
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ereturn matrix Vartheta=`Varthetav8'
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scalar `llv8'=`r(ll)'
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scalar `AICv8'=`r(AIC)'
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ereturn scalar ll=`llv8'
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ereturn scalar AIC=`AICv8'
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ereturn scalar Zcomp=r(Zcomp)
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ereturn scalar pZcomp=r(pZcomp)
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if "`method'"=="mml" {
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local psi=r(PSI)
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local psiadj=r(PSIadj)
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ereturn scalar PSI=`psi'
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ereturn scalar PSIadj=`psiadj'
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}
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if "`covariates'"!="" {
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tempname betacovariates Vbetacovariates zcovariates pcovariates
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matrix `betacovariates'=r(betacovariates)
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matrix `Vbetacovariates'=r(Vbetacovariates)
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matrix `zcovariates'=r(zcovariates)
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matrix `pcovariates'=r(pcovariates)
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ereturn matrix betacovariates=`betacovariates'
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ereturn matrix Vbetacovariates=`Vbetacovariates'
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ereturn matrix zcovariates=`zcovariates'
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ereturn matrix pcovariates=`pcovariates'
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}
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return clear
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end
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