WTDTTT: Stata module to estimate parameters of the ordinary and reverse Waiting Time Distribution (WTD) by maximum likelihood

Katrine Bødkergaard Nielsen () and Henrik Stovring ()
Additional contact information
Katrine Bødkergaard Nielsen: Department of Public Health Biostatistics, University of Aarhus

Statistical Software Components from Boston College Department of Economics

Abstract: wtdttt estimates parameters of the ordinary and reverse Waiting Time Distribution (WTD) by maximum likelihood. Covariates can be used to improve precision of predicted prescription durations. Diagnostic plots can be obtained to assess fit of the model.

Language: Stata
Requires: Stata version 14
Keywords: waiting time distribution; maximum likelihood (search for similar items in EconPapers)
Date: 2016-11-02, Revised 2021-04-15
Note: This module should be installed from within Stata by typing "ssc install wtdttt". The module is made available under terms of the GPL v3 (https://www.gnu.org/licenses/gpl-3.0.txt). Windows users should not attempt to download these files with a web browser.
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Downloads: (external link)
http://fmwww.bc.edu/repec/bocode/w/wtdttt.ado program code (text/plain)
http://fmwww.bc.edu/repec/bocode/w/wtdttt.sthlp help file (text/plain)
http://fmwww.bc.edu/repec/bocode/r/ranwtdttt.ado program code (text/plain)
http://fmwww.bc.edu/repec/bocode/r/ranwtdttt.sthlp help file (text/plain)
http://fmwww.bc.edu/repec/bocode/w/wtdtttdiag.ado program code (text/plain)
http://fmwww.bc.edu/repec/bocode/w/wtdtttdiag.sthlp help file (text/plain)
http://fmwww.bc.edu/repec/bocode/w/wtdtttpredprob.ado program code (text/plain)
http://fmwww.bc.edu/repec/bocode/w/wtdtttpredprob.sthlp help file (text/plain)
http://fmwww.bc.edu/repec/bocode/w/wtdtttpreddur.ado program code (text/plain)
http://fmwww.bc.edu/repec/bocode/w/wtdtttpreddur.sthlp help file (text/plain)
http://fmwww.bc.edu/repec/bocode/m/mlwtdttt_exp.ado program code (text/plain)
http://fmwww.bc.edu/repec/bocode/m/mlwtdttt_lnorm.ado program code (text/plain)
http://fmwww.bc.edu/repec/bocode/m/mlwtdttt_wei.ado program code (text/plain)
http://fmwww.bc.edu/repec/bocode/r/ranwtdttt_ex.do sample file (text/plain)
http://fmwww.bc.edu/repec/bocode/w/wtdttt_ex.do sample file (text/plain)
http://fmwww.bc.edu/repec/bocode/r/ranwtddatFile-U ... ocode/_/conttime.dta sample data file (application/x-stata)
Our link check indicates that this URL is bad, the error code is: 404 Not Found
http://fmwww.bc.edu/repec/bocode/r/ranwtddat_discdates.dta sample data file (application/x-stata)
http://fmwww.bc.edu/repec/bocode/w/wtddatFile-URL: ... c/bocode/_/covar.dta sample data file (application/x-stata)
Our link check indicates that this URL is bad, the error code is: 404 Not Found
http://fmwww.bc.edu/repec/bocode/w/wtddat_dates.dta sample data file (application/x-stata)
http://fmwww.bc.edu/repec/bocode/l/lastRx_index.dta sample data file (application/x-stata)

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