# StataCorp LP

# Stata Journal

This journal used to be published by StataCorp LP under the name Stata Technical Bulletin.
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Web: http://www.stata-journal.com/subscription.html **Editor:** **Editor:**

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registered editor(s): Nicholas Cox
**For corrections or technical questions regarding this series, please contact
(Christopher F. Baum) or (Lisa Gilmore)**

**Series handle:**repec:tsj:stataj

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### 2015, Volume 15, Issue 4

**Cumulative author index, volumes 1-15***by*Christopher F Baum**901-904 The Stata Journal Editors' Prize 2014: Richard Williams***by*H. Joseph Newton & Nicholas J. Cox**905-950 Visualizing assumptions and results in network meta-analysis: The network graphs package***by*Anna Chaimani & Georgia Salanti**951-985 Network meta-analysis***by*Ian R. White**986-1018 Bootstrap-based bias correction and inference for dynamic panels with fixed effects***by*Ignace De Vos & Gerdie Everaert & Ilse Ruyssen**1019-1045 ctreatreg: Command for fitting dose–response models under exogenous and endogenous treatment***by*Giovanni Cerulli**1060-1074 EORTC QLQ-C30 descriptive analysis with the qlqc30 command***by*Caroline Bascoul-Mollevi & Florence Castan & David Azria & Sophie Gourgou-Bourgade**1075-1097 Implementing a strategy to reduce the instrument count in panel GMM***by*Maria Elena Bontempi & Irene Mammi**1098-1117 Estimating the treatment effect in a clinical trial using difference in restricted mean survival time***by*Patrick Royston**1118-1156 Studying coincidences with network analysis and other multivariate tools***by*Modesto Escobar**1157-1166 Testing for spectral Granger causality***by*Hüseyin Tastan**1167-1173 Complete automation of a participant characteristics table***by*Seth T. Lirette**1174-1185 Speaking Stata: A set of utilities for managing missing values***by*Nicholas J. Cox**1186-1187 Software updates***by*Editors

### 2015, Volume 15, Issue 3

**607-626 precombine: A command to examine n ≥ 2 datasets before combining***by*Mark D. Chatfield**627-644 Prediction in linear index models with endogenous regressors***by*Christopher L. Skeels & Larry W. Taylor**645-671 Fitting fixed- and random-effects meta-analysis models using structural equation modeling with the sem and gsem commands***by*Tom M. Palmer & Jonathan A. C. Sterne**672-697 Record linkage using Stata: Preprocessing, linking, and reviewing utilities***by*Nada Wasi & Aaron Flaaen**712-736 Approximate Bayesian logistic regression via penalized likelihood by data augmentation***by*Andrea Discacciati & Nicola Orsini & Sander Greenland**737-750 Fitting adjusted limited dependent variable mixture models to EQ-5D***by*Monica Hernandez Alava & Allan Wailoo**751-755 A note on adding objects to an existing twoway graph***by*Ben Jann**756-774 Estimating treatment effects for ordered outcomes using maximum simulated likelihood***by*Christian A. Gregory**775-783 Creating summary tables using the sumtable command***by*Lauren J. Scott & Chris A. Rogers**784-795 Bandwidth selection in kernel distribution function estimation***by*Ignacio Lopez-de-Ullibarri**796-808 didq: A command for treatment-effect estimation under alternative assumptions***by*Ricardo Mora & Iliana Reggio**809-821 Regression analysis of censored data using pseudo-observations: An update***by*Morten Overgaard & Per K. Andersen & Erik T. Parner**822-832 Tests for normality in linear panel-data models***by*Javier Alejo & Antonio Galvao & Gabriel Montes-Rojas & Walter Sosa-Escudero**833-844 Bandwidth selection in kernel distribution function estimation***by*W. Scott Comulada**845-853 mqtime: A Stata tool for calculating travel time and distance using MapQuest web services***by*John Voorheis**854-880 The Berry–Levinsohn–Pakes estimator of the random-coefficients logit demand model***by*David W. Vincent**881-898 Feasible fitting of linear models with N fixed effects***by*Fernando Rios-Avila**899 Software updates***by*Editors

### 2015, Volume 15, Issue 2

**325-349 Global search regression: A new automatic model-selection technique for cross-section, time-series, and panel-data regressions***by*Pablo Gluzmann & Demian Panigo**350-368 A menu-driven facility for sample-size calculation in multiarm, multistage randomized controlled trials with time-to-event outcomes: Update***by*Daniel J. Bratton & Babak Choodari-Oskooei & Patrick Royston**369-396 Two-stage individual participant data meta-analysis and generalized forest plots***by*David J. Fisher**397-410 Person-centered treatment (PeT) effects: Individualized treatment effects using instrumental variables***by*Anirban Basu**411-436 Bounding treatment effects: A command for the partial identification of the average treatment effect with endogenous and misreported treatment assignment***by*Ian McCarthy & Daniel L. Millimet & Manan Roy**437-456 Multiple imputation of covariates by substantive-model compatible fully conditional specification***by*Jonathan W. Bartlett & Tim P. Morris**457-479 Modeling heaped count data***by*Tammy H. Cummings & James W. Hardin & Alexander C. McLain & James R. Hussey & Kevin J. Bennett & Gina M. Wingood**480-500 Conducting interrupted time-series analysis for single- and multiple-group comparisons***by*Ariel Linden**501-511 Top 10 Stata "gotchas"***by*Jonathan Shaw**512-522 Generalized maximum entropy estimation of discrete choice models***by*Paul Corral & Mungo Terbish**523-536 gpsbound: A command for importing and verifying geographical information from a user-provided shapefile***by*Tim S. L. Brophy & Reza Che Daniels & Sibongile Musundwa**537-546 A general-purpose nomogram generator for predictive logistic regression models***by*Alexander Zlotnik & Victor Abraira**547-553 Transition matrix for a bivariate normal distribution in Stata***by*Marco Savegnago**554-573 Estimating almost-ideal demand systems with endogenous regressors***by*Sebastien Lecocq & Jean-Marc Robin**574-587 Speaking Stata: Species of origin***by*Nicholas J. Cox**588-593 Review of Alan Acock's A Gentle Introduction to Stata, Fourth Edition***by*Tim Collier**594-596 graphlog: Creating log files with embedded graphics***by*Martin Rune Hansen**597-598 Stata tip 124: Passing temporary variables to subprograms***by*Maarten L. Buis**599-604 Stata tip 125: Binned residual plots for assessing the fit of regression models for binary outcomes***by*Jessica Kasza**605-606 Software updates***by*Editors

### 2015, Volume 15, Issue 1

**3-20 twopm: Two-part models***by*Federico Belotti & Partha Deb & Willard G. Manning & Edward C. Norton**21-44 Implementing intersection bounds in Stata***by*Victor Chernozhukov & Wooyoung Kim & Sokbae Lee & Adam M. Rosen**45-76 More power through symbolic computation: Extending Stata by using the Maxima computer algebra system***by*Giovanni L. Lo Magno**77-94 Time-efficient algorithms for robust estimators of location, scale, symmetry, and tail heaviness***by*Wouter Gelade & Vincenzo Verardi & Catherine Vermandele**95-109 Generating univariate and multivariate nonnormal data***by*Sunbok Lee**110-120 Bayesian optimal interval design for phase I oncology clinical trials***by*Bryan M. Fellman & Ying Yuan**121-134 Fixed-effect panel threshold model using Stata***by*Qunyong Wang**135-154 Frailty models and frailty-mixture models for recurrent event times***by*Ying Xu & Yin Bun Cheung**155-172 newspell: Easy management of complex spell data***by*Hannes Kroger**173-185 Estimating net survival using a life-table approach***by*Enzo Coviello & Paul W. Dickman & Karri Seppa & Arun Pokhrel**186-215 Estimating and modeling relative survival***by*Paul W. Dickman & Enzo Coviello**216-225 A robust test for weak instruments in Stata***by*Carolin E. Pflueger & Su Wang**226-246 Regression models for count data from truncated distributions***by*James W. Hardin & Joseph M. Hilbe**247-274 dynemp: A routine for distributed microdata analysis of business dynamics***by*Chiara Criscuolo & Peter N. Gal & Carlo Menon**275-291 Tools for checking calibration of a Cox model in external validation: Prediction of population-averaged survival curves based on risk groups***by*Patrick Royston**292-300 Nonparametric pairwise multiple comparisons in independent groups using Dunn's test***by*Alexis Dinno**301-308 Bayesian optimal interval design for phase I oncology clinical trials***by*Minxing Chen**309-315 Review of Alan Acock’s Discovering Structural Equation Modeling Using Stata, Revised Edition***by*Richard Williams**316-318 Stata tip 122: Variable bar widths in two-way graphs***by*Ben Jann**319-323 Stata tip 123: Spell boundaries***by*Nicholas J. Cox**324 Software updates***by*Editors

### 2014, Volume 14, Issue 4

**703-707 The Stata Journal Editors' Prize 2014: Roger Newson***by*H. Joseph Newton & Nicholas J. Cox**708-737 Plotting regression coefficients and other estimates***by*Ben Jann**738-755 Tools for checking calibration of a Cox model in external validation: Approach based on individual event probabilities***by*Patrick Royston**756-777 Estimation of multiprocess survival models with cmp***by*Tamas Bartus & David Roodman**778-797 dhreg, xtdhreg, and bootdhreg: Commands to implement double-hurdle regression***by*Christoph Engel & Peter G. Moffatt**798-816 The chi-squared goodness-of-fit test for count-data models***by*Miguel Manjon & Oscar Martinez**817-829 txttool: Utilities for text analysis in Stata***by*Unislawa Williams & Sean P. Williams**830-846 iop: Estimating ex-ante inequality of opportunity***by*Florian Wendelspiess Chavez Juarez & Isidro Soloaga**847-862 femlogit-Implementation of the multinomial logit model with fixed effects***by*Klaus Pforr**863-883 Analysis of partially observed clustered data using generalized estimating equations and multiple imputation***by*Kathryn M. Aloisio & Sonja A. Swanson & Nadia Micali & Alison Field & Nicholas J. Horton**884-894 Lee (2009) treatment-effect bounds for nonrandom sample selection***by*Harald Tauchmann**895-908 General-to-specific modeling in Stata***by*Damian Clarke**909-946 Robust data-driven inference in the regression-discontinuity design***by*Sebastian Calonico & Matias D. Cattaneo & Rocio Titiunik**947-964 adjcatlogit, ccrlogit, and ucrlogit: Fitting ordinal logistic regression models***by*Morten W. Fagerland**965-974 Collecting and organizing Stata graphs***by*Joseph D. Wolfe & Shawn Bauldry**975-990 Speaking Stata: Design plots for graphical summary of a response given factors***by*Nicholas J. Cox**991-996 Stata tip 121: Box plots side by side***by*Nicholas J. Cox**997 Software updates***by*Editors

### 2014, Volume 14, Issue 3

**453-480 ivtreatreg: A command for fitting binary treatment models with heterogeneous response to treatment and unobservable selection***by*Giovanni Cerulli**481-498 Obtaining critical values for test of Markov regime switching***by*Valerie K. Bostwick & Douglas G. Steigerwald**499-510 A command for significance and power to test for the existence of a unique most probable category***by*Bryan M. Fellman & Joe Ensor**511-540 Merger simulation with nested logit demand***by*Jonas Björnerstedt & Frank Verboven**541-561 treatrew: A user-written command for estimating average treatment effects by reweighting on the propensity score***by*Giovanni Cerulli**562-579 Modeling count data with generalized distributions***by*Tammy Harris & Joseph M. Hilbe & James W. Hardin**580-604 A Stata package for the application of semiparametric estimators of dose–response functions***by*Michela Bia & Carlos A. Flores & Alfonso Flores-Lagunes & Alessandra Mattei**605-622 Space-filling location selection***by*Michela Bia & Philippe Van Kerm**623-661 Adaptive Markov chain Monte Carlo sampling and estimation in Mata***by*Matthew J. Baker**662-669 csvconvert: A simple command to gather comma-separated value files into Stata***by*Alberto A. Gaggero**670-683 The bmte command: Methods for the estimation of treatment effects when exclusion restrictions are unavailable***by*Ian McCarthy & Daniel Millimet & Rusty Tchernis**684-692 Panel cointegration analysis with xtpedroni***by*Timothy Neal**693-696 Stata and Dropbox***by*Raymond Hicks**697-700 Review of An Introduction to Stata for Health Researchers, Fourth Edition, by Juul and Frydenberg***by*Ariel Linden**701 Software updates***by*Editors

### 2014, Volume 14, Issue 2

**237-258 Self-consistent density estimation***by*Joerg Luedicke & Alberto Bernacchia**259-279 Simulated multivariate random-effects probit models for unbalanced panels***by*Alexander Plum**280-291 Regression models for count data based on the negative binomial(p) distribution***by*James W. Hardin & Joseph M. Hilbe**292-303 Estimation and testing of binomial and beta-binomial regression models with and without zero inflation***by*James W. Hardin & Joseph M. Hilbe**304-328 Density-based empirical likelihood procedures for testing symmetry of data distributions and K-sample comparisons***by*Albert Vexler & Hovig Tanajian & Alan D. Hutson**329-341 A smooth covariate rank transformation for use in regression models with a sigmoid dose–response function***by*Patrick Royston**342-362 From Stata to aML***by*Sara Ayllon**363-380 A menu-driven facility for power and detectable-difference calculations in stepped-wedge cluster-randomized trials***by*Karla Hemming & Alan Girling**381-388 Importing Chinese historical stock market quotations from NetEase***by*Xuan Zhang & Chuntao Li**389-397 Power analyses for detecting effects for multiple coefficients in regression***by*Christopher L. Aberson**398-406 Note on Lilien and modified Lilien index***by*Muhammad Rashid Ansari & Chiara Mussida & Francesco Pastore**407-417 Stata command for calculating adverse event and efficacy stopping boundaries for phase II single-arm trials***by*Bryan M. Fellman**418-431 Application of multiple imputation using the two-fold fully conditional specification algorithm in longitudinal clinical data***by*Catherine Welch & Jonathan Bartlett & Irene Petersen**432-444 Speaking Stata: Self and others***by*Nicholas J. Cox**445-448 Review of Introduction to Time Series Using Stata by Sean Becketti***by*Dimitriy V. Masterov**449-450 Stata tip 120: Certifying subroutines***by*Maarten L. Buis**451 Software updates***by*Editors

### 2014, Volume 14, Issue 1

**4-21 sreweight: A Stata command to reweight survey data to external totals***by*Daniele Pacifico**22-59 Calibrating survey data using iterative proportional fitting (raking)***by*Stanislav Kolenikov**60-75 miivfind: A command for identifying model-implied instrumental variables for structural equation models in Stata***by*Shawn Bauldry**76-86 Indirect treatment comparison***by*Branko Miladinovic & Anna Chaimani & Iztok Hozo & Benjamin Djulbegovic**87-102 Net survival estimation with stns***by*Isabelle Clerc-Urmes & Michel Grzebyk & Guy Hedelin**103-118 Reports and other PDF documents***by*Rafael J. A. Camara**119-140 Estimating adjusted associations between random effects from multilevel models: The reffadjust package***by*Tom M. Palmer & Corrie M. Macdonald-Wallis & Debbie A. Lawlor & Kate Tilling**141-158 Estimating the dose–response function through a generalized linear model approach***by*Barbara Guardabascio & Marco Ventura**159-175 Sample size and power calculations for trials and quasi-experimental studies with clustering***by*Evridiki Batistatou & Chris Roberts & Steve Roberts**176-190 strel2: A command for estimating excess hazard and relative survival in large population-based studies***by*Michael Hills & Bernard Rachet & Milena Falcaro**191-217 Estimating marginal treatment effects using parametric and semiparametric methods***by*Scott Brave & Thomas Walstrum**218-220 Stata tip 116: Where did my p-values go? (Part 3)***by*Maarten L. Buis**221-225 Stata tip 117: graph combine--Combining graphs***by*Lars Angquist**226-229 Stata tip 118: Orthogonalizing powered and product terms using residual centering***by*Carsten Sauer**230-235 Stata tip 119: Expanding datasets for graphical ends***by*Nicholas J. Cox

### 2013, Volume 13, Issue 4

**669-671 The Stata Journal Editors' Prize 2013: Erik Thorlund Parner and Per Kragh Andersen***by*H. Joseph Newton & Nicholas J. Cox**672-698 Attributable and unattributable risks and fractions and other scenario comparisons***by*Roger B. Newson**699-718 Dealing with identifier variables in data management and analysis***by*P. Wilner Jeanty**718-758 Stochastic frontier analysis using Stata***by*Federico Belotti & Silvio Daidone & Giuseppe Ilardi & Vincenzo Atella**759-775 Flexible parametric illness-death models***by*Sally R. Hinchliffe & David A. Scott & Paul C. Lambert**776-794 Implementation of a double-hurdle model***by*Bruno Garcia**795-809 Little's test of missing completely at random***by*Cheng Li**810-835 Testing for zero inflation in count models: Bias correction for the Vuong test***by*Bruce A. Desmarais & Jeffrey J. Harden**836-861 Parametric inference using structural break tests***by*Zachary L. Flynn & Leandro M. Magnusson**862-866 cmpute: A tool to generate or replace a variable***by*Patrick Royston**867-875 group2: Generating the finest partition that is coarser than two given partitions***by*Christian H. Salas Pauliac**876-883 A score test for group comparisons in single-index models***by*Paulo Guimaraes**884 Software updates***by*Editors

### 2013, Volume 13, Issue 3

**407-450 Estimation of multivalued treatment effects under conditional independence***by*Matias D. Cattaneo & David M. Drukker & Ashley D. Holland**451-473 Simulation-based sample-size calculation for designing new clinical trials and diagnostic test accuracy studies to update an existing meta-analysis***by*Michael J. Crowther & Sally R. Hinchliffe & Alison Donald & Alex J. Sutton**474-491 Response mapping to translate health outcomes into the generic health-related quality-of-life instrument EQ-5D: Introducing the mrs2eq and oks2eq commands***by*Juan Manuel Ramos-Goni & Oliver Rivero-Arias & Helen Dakin**492-509 Computing adjusted risk ratios and risk differences in Stata***by*Edward C. Norton & Morgen M. Miller & Lawrence C. Kleinman**510-527 marginscontplot: Plotting the marginal effects of continuous predictors***by*Patrick Royston**528-546 Valid tests when instrumental variables do not perfectly satisfy the exclusion restriction***by*Andres Riquelme & Daniel Berkowitz & Mehmet Caner**547-573 Copula-based maximum-likelihood estimation of sample-selection models***by*Takuya Hasebe**574-587 A short guide and a forest plot command (ipdforest) for one-stage meta-analysis***by*Evangelos Kontopantelis & David Reeves**588-602 Distribution-free estimation of heteroskedastic binary response models in Stata***by*Jason R. Blevins & Shakeeb Khan**603-617 Financial portfolio selection using the multifactor capital asset pricing model and imported options data***by*Mehmet F. Dicle**618-624 Allocation of ordered exclusive choices***by*Marc Sangnier**625-639 lclogit: A Stata command for fitting latent-class conditional logit models via the expectation-maximization algorithm***by*Daniele Pacifico & Hong il Yoo**640-666 Speaking Stata: Trimming to taste***by*Nicholas J. Cox**667 Software updates***by*Editors

### 2013, Volume 13, Issue 2

**221-241 Maximum likelihood and generalized spatial two-stage least-squares estimators for a spatial-autoregressive model with spatial-autoregressive disturbances***by*David M. Drukker & Ingmar Prucha & Rafal Raciborski**242-286 Creating and managing spatial-weighting matrices with the spmat command***by*David M. Drukker & Hua Peng & Ingmar Prucha & Rafal Raciborski**287-301 A command for estimating spatial-autoregressive models with spatial-autoregressive disturbances and additional endogenous variables***by*David M. Drukker & Ingmar Prucha & Rafal Raciborski**302-314 A command for Laplace regression***by*Matteo Bottai & Nicola Orsini**315-322 Importing U.S. exchange rate data from the Federal Reserve and standardizing country names across datasets***by*Betul Dicle & John Levendis & Mehmet F. Dicle**323-328 Generating Manhattan plots in Stata***by*Daniel E. Cook & Kelli R. Ryckman & Jeffrey C. Murray**329-336 Semiparametric fixed-effects estimator***by*Francois Libois & Vincenzo Verardi**337-343 Exact Wilcoxon signed-rank and Wilcoxon Mann–Whitney ranksum tests***by*Tammy Harris & James W. Hardin**344-355 Extending the flexible parametric survival model for competing risks***by*Sally R. Hinchliffe & Paul C. Lambert**356-365 Goodness-of-fit tests for categorical data***by*Rino Bellocco & Sara Algeri**366-378 Standardizing anthropometric measures in children and adolescents with functions for egen: Update***by*Suzanna I. Vidmar & Tim J. Cole & Huiqi Pan**379-381 Bonferroni and Holm approximations for Sidak and Holland–Copenhaver q-values***by*Roger B. Newson**382-397 Fitting the generalized multinomial logit model in Stata***by*Yuanyuan Gu & Arne Risa Hole & Stephanie Knox**398-400 Speaking Stata: Creating and varying box plots: Correction***by*Nicholas J. Cox**401-405 Stata tip 115: How to properly estimate the multinomial probit model with heteroskedastic errors***by*Michael Herrmann**406 Software updates***by*Editors

### 2013, Volume 13, Issue 1

**3-20 Stata as a numerical tool for scientific thought experiments: A tutorial with worked examples***by*Theresa Wimberley & Erik Parner & Henrik Støvring**21-38 Versatile sample-size calculation using simulation***by*Richard Hooper**39-64 Sar: Automatic generation of statistical reports using Stata and Microsoft Word for Windows***by*Giovanni L. Lo Magno**65-76 Within and between estimates in random-effects models: Advantages and drawbacks of correlated random effects and hybrid models***by*Reinhard Schunck**77-91 Trial sequential boundaries for cumulative meta-analyses***by*Branko Miladinovic & Iztok Hozo & Benjamin Djulbegovic**92-106 Regression anatomy, revealed***by*Valerio Filoso**107-113 kmlmap: A Stata command for producing Google’s Keyhole Markup Language***by*Adam Okulicz-Kozaryn**114-135 A menu-driven facility for sample-size calculations in cluster randomized controlled trials***by*Karla Hemming & Jen Marsh**136-140 Estimating Geweke’s (1982) measure of instantaneous feedback***by*Mehmet F. Dicle & John Levendis**141-164 Two-stage nonparametric bootstrap sampling with shrinkage correction for clustered data***by*Edmond S.-W. Ng & Richard Grieve & James R. Carpenter**165-184 Joint modeling of longitudinal and survival data***by*Michael J. Crowther & Keith R. Abrams & Paul C. Lambert**185-205 Doubly robust estimation in generalized linear models***by*Nicola Orsini & Rino Bellocco & Arvid Sjolander**206-211 Review of Data Analysis Using Stata, Third Edition, by Kohler and Kreuter***by*L. Philip Schumm**212-216 Review of Flexible Parametric Survival Analysis Using Stata: Beyond the Cox Model by Patrick Royston and Paul C. Lambert***by*Nicola Orsini**217-219 Stata tip 114: Expand paired dates to pairs of dates***by*Nicholas J. Cox**220 Software updates***by*Editors

### 2012, Volume 12, Issue 4

**571-574 The Stata Journal Editors' Prize 2012: David Roodman***by*Editors**575-604 A generalized missing-indicator approach to regression with imputed covariates***by*Valentino Dardanoni & Giuseppe De Luca & Salvatore Modica & Franco Peracchi**605-622 Graphical augmentations to the funnel plot to assess the impact of a new study on an existing meta-analysis***by*Michael J. Crowther & Dean Langan & Alex J. Sutton