Works (99)

2022 article

Group sequential methods for interim monitoring of randomized clinical trials with time-lagged outcome

Tsiatis, A. A., & Davidian, M. (2022, September 18). STATISTICS IN MEDICINE, Vol. 9.

By: A. Tsiatis & M. Davidian

author keywords: augmented inverse probability weighting; early stopping; influence function; proportion of information
Sources: Web Of Science, ORCID
Added: October 3, 2022

2021 review

Data and Safety Monitoring of COVID-19 Vaccine Clinical Trials

[Review of ]. JOURNAL OF INFECTIOUS DISEASES, 224(12), 1995–2000.

By: S. Joffe, A. Babiker*, S. Ellenberg*, A. Fix*, M. Griffin*, S. Hunsberger*, J. Kalil*, M. Levine* ...

author keywords: SARS-CoV-2; COVID19; clinical trials; vaccines; data and safety monitoring
Source: Web Of Science
Added: February 28, 2022

2021 article

Estimating vaccine efficacy over time after a randomized study is unblinded

Tsiatis, A. A., & Davidian, M. (2021, August 13). BIOMETRICS, Vol. 8.

By: A. Tsiatis & M. Davidian

author keywords: crossover; inverse probability weighting; potential outcomes; randomized phase 3 vaccine trial; waning vaccine efficacy
Sources: Web Of Science, ORCID
Added: August 23, 2021

2021 article

Estimation of the odds ratio in a proportional odds model with censored time-lagged outcome in a randomized clinical trial

Tsiatis, A. A., Davidian, M., & Holloway, S. T. (2021, December 17). BIOMETRICS, Vol. 12.

By: A. Tsiatis, M. Davidian & S. Holloway

author keywords: augmented inverse probability weighting; censored ordinal categorical outcome; covariate adjustment; COVID-19 treatment; estimating function; marked point process
Sources: Web Of Science, ORCID
Added: December 17, 2021

2021 article

Rejoinder: Estimating vaccine efficacy over time after a randomized study is unblinded

Tsiatis, A. A., & Davidian, M. (2021, August 22). BIOMETRICS, Vol. 8.

By: A. Tsiatis & M. Davidian

Sources: Web Of Science, ORCID
Added: August 30, 2021

2021 article

Risks associated with discontinuation of oral anticoagulation in newly diagnosed patients with atrial fibrillation: Results from the GARFIELD-AF Registry

Cools, F., Johnson, D., Camm, A. J., Bassand, J.-P., Verheugt, F. W. A., Yang, S., … Kakkar, A. K. (2021, July 23). JOURNAL OF THROMBOSIS AND HAEMOSTASIS, Vol. 7.

author keywords: anticoagulation; antiplatelet; atrial fibrillation; discontinuation; marginal structure models; outcomes
Sources: Web Of Science, ORCID
Added: August 2, 2021

2020 review

Independent increments in group sequential tests: a review

[Review of ]. SORT-STATISTICS AND OPERATIONS RESEARCH TRANSACTIONS, 44(2), 223–264.

By: K. Kim & A. Tsiatis

author keywords: Failure time data; interim analysis; longitudinal data; clinical trials; repeated significance tests; sequential methods
Source: Web Of Science
Added: January 25, 2021

2019 review

Application of a sequential multiple assignment randomized trial (SMART) design in older patients with chronic lymphocytic leukemia

[Review of ]. ANNALS OF ONCOLOGY, 30(4), 542–550.

By: A. Ruppert*, J. Yin*, M. Davidian, A. Tsiatis, J. Byrd*, J. Woyach*, S. Mandrekar*

author keywords: SMART; CLL; design strategies; adaptive interventions; randomized clinical trials
Sources: Web Of Science, ORCID
Added: June 17, 2019

2019 book

Dynamic Treatment Regimes

By: A. Tsiatis, M. Davidian, S. Holloway & E. Laber

Source: Crossref
Added: January 22, 2022

2019 journal article

Identical and Nonidentical Twins: Risk and Factors Involved in Development of Islet Autoimmunity and Type 1 Diabetes

DIABETES CARE, 42(2), 192–199.

By: T. Triolo*, A. Fouts*, L. Pyle*, L. Yu*, P. Gottlieb*, A. Steck*, C. Greenbaum, M. Atkinson ...

Source: Web Of Science
Added: April 20, 2020

2018 journal article

Interpretable Dynamic Treatment Regimes

JOURNAL OF THE AMERICAN STATISTICAL ASSOCIATION, 113(524), 1541–1549.

By: Y. Zhang, E. Laber, M. Davidian & A. Tsiatis

author keywords: Decision lists; Interpretability; Precision medicine; Research-practice gap; Treatment regimes; Tree-based methods
Sources: Web Of Science, ORCID
Added: February 18, 2019

2018 journal article

Modeling survival distribution as a function of time to treatment discontinuation: A dynamic treatment regime approach

BIOMETRICS, 74(3), 900–909.

By: S. Yang, A. Tsiatis & M. Blazing*

author keywords: Dynamic treatment; Inverse weighting; Observational study; Survival distribution; Time-varying confounding; Treatment discontinuation
Sources: Web Of Science, ORCID
Added: October 16, 2018

2018 journal article

Optimal two-stage dynamic treatment regimes from a classification perspective with censored survival data

BIOMETRICS, 74(4), 1180–1192.

By: R. Hager, A. Tsiatis & M. Davidian

author keywords: Doubly robust; Inverse probability weighting; Optimal treatment regime; Sequential multiple assignment randomized trial; Support vector machine; Value search
Sources: Web Of Science, ORCID
Added: February 25, 2019

2017 journal article

Effect of oral insulin on prevention of diabetes in relatives of patients with type 1 diabetes a randomized clinical trial

Journal of the American Medical Association, 318(19), 1891–1902.

By: C. Greenbaum, M. Atkinson, D. Baidal, M. Battaglia, P. Bingley, E. Bosi, J. Buckner, M. Clements ...

Source: NC State University Libraries
Added: August 6, 2018

2017 journal article

Optimal treatment regimes for survival endpoints using locally-efficient doubly-robust estimator from a classification perspective

Lifetime Data Analysis, 23(4), 585–604.

By: X. Bai, A. Tsiatis, W. Lu & R. Song

author keywords: Classification; Doubly-robust; Observational survival study; Optimal treatment regime; Value search
Sources: Web Of Science, ORCID
Added: August 6, 2018

2017 journal article

Survival benefit of lung transplantation in the modern era of lung allocation

Annals of the American Thoracic Society, 14(2), 172–181.

By: D. Vock, M. Durheim, W. Tsuang, C. Copeland, A. Tsiatis, M. Davidian, M. Neely, D. Lederer, S. Palmer

Source: NC State University Libraries
Added: August 6, 2018

2016 journal article

A log rank type test in observational survival studies with stratified sampling

LIFETIME DATA ANALYSIS, 22(2), 280–298.

By: X. Bai & A. Tsiatis

author keywords: Cox proportional hazards model; Log rank test; Observational study; Stratified sampling; Survival analysis
Source: Web Of Science
Added: August 6, 2018

2016 article

Estimating optimal treatment regimes from a classification perspective (vol 1, pg 103, 2012)

STAT, Vol. 5, pp. 278–278.

By: B. Zhang*, A. Tsiatis, M. Davidian, M. Zhang* & E. Laber

Sources: Web Of Science, ORCID
Added: August 6, 2018

2015 journal article

Estimation After a Group Sequential Trial

STATISTICS IN BIOSCIENCES, 7(2), 187–205.

By: E. Milanzi*, G. Molenberghs*, A. Alonso*, M. Kenward*, A. Tsiatis, M. Davidian, G. Verbeke*

author keywords: Exponential family; Frequentist inference; Generalized sample average; Joint modeling; Likelihood inference; Missing at random; Sample average
Sources: Web Of Science, ORCID
Added: August 6, 2018

2015 journal article

Using Decision Lists to Construct Interpretable and Parsimonious Treatment Regimes

BIOMETRICS, 71(4), 895–904.

By: Y. Zhang, E. Laber, A. Tsiatis & M. Davidian

author keywords: Decision lists; Exploratory analyses; Interpretability; Personalized medicine; Treatment regimes
Sources: Web Of Science, ORCID
Added: August 6, 2018

2015 journal article

Using pilot data to size a two-arm randomized trial to find a nearly optimal personalized treatment strategy

Statistics in Medicine, 35(8), 1245–1256.

author keywords: personalized medicine; sample size calculation; treatment regimes; nonregular asymptotics; projection confidence region
Sources: Crossref, Web Of Science, ORCID
Added: August 6, 2018

2014 article

Combining Biomarkers to Optimize Patient Treatment Recommendations Discussions

Laber, E. B., Tsiatis, A. A., Davidian, M., & Holloway, S. T. (2014, September). BIOMETRICS, Vol. 70, pp. 707–710.

By: E. Laber, A. Tsiatis, M. Davidian & S. Holloway

Sources: Web Of Science, ORCID
Added: August 6, 2018

2014 journal article

On random sample size, ignorability, ancillarity, completeness, separability, and degeneracy: Sequential trials, random sample sizes, and missing data

STATISTICAL METHODS IN MEDICAL RESEARCH, 23(1), 11–41.

author keywords: Frequentist inference; generalized sample average; informative cluster size; joint modeling; likelihood inference; missing at random; random cluster size
Sources: Web Of Science, ORCID
Added: August 6, 2018

2014 journal article

Q- and A-Learning Methods for Estimating Optimal Dynamic Treatment Regimes

STATISTICAL SCIENCE, 29(4), 640–661.

By: P. Schulte*, A. Tsiatis, E. Laber & M. Davidian

author keywords: Advantage learning; bias-variance trade-off; model misspecification; personalized medicine; potential outcomes; sequential decision-making
Sources: Web Of Science, ORCID
Added: August 6, 2018

2013 journal article

Assessing the Causal Effect of Organ Transplantation on the Distribution of Residual Lifetime

BIOMETRICS, 69(4), 820–829.

By: D. Vock*, A. Tsiatis, M. Davidian, E. Laber, W. Tsuang*, C. Copeland*, S. Palmer*

author keywords: Causal inference; G-estimation; Lung transplantation; Martingale theory; Structural nested failure time models
Sources: Web Of Science, ORCID
Added: August 6, 2018

2013 journal article

Doubly-Robust Estimators of Treatment-Specific Survival Distributions in Observational Studies with Stratified Sampling

BIOMETRICS, 69(4), 830–839.

By: X. Bai, A. Tsiatis & . Sean M. O'Brien*

author keywords: Cox proportional hazard model; Double robustness; Observational study; Stratified sampling; Survival analysis
Source: Web Of Science
Added: August 6, 2018

2013 journal article

Efficient estimation of the distribution of time to composite endpoint when some endpoints are only partially observed

LIFETIME DATA ANALYSIS, 19(4), 513–546.

By: R. Daniel* & A. Tsiatis

author keywords: Augmented inverse probability weighted estimator; Composite endpoint; Missing data; Nelson-Aalen estimator; Semi-parametric efficiency; Withdrawal
Source: Web Of Science
Added: August 6, 2018

2013 journal article

Robust estimation of optimal dynamic treatment regimes for sequential treatment decisions

BIOMETRIKA, 100(3), 681–694.

By: B. Zhang*, A. Tsiatis, E. Laber & M. Davidian

author keywords: A-learning; Double robustness; Outcome regression; Propensity score; Q-learning
Sources: Web Of Science, ORCID
Added: August 6, 2018

2012 journal article

A Robust Method for Estimating Optimal Treatment Regimes

BIOMETRICS, 68(4), 1010–1018.

By: B. Zhang n, A. Tsiatis, E. Laber & M. Davidian

author keywords: Doubly robust estimator; Inverse probability weighting; Outcome regression; Personalized medicine; Potential outcomes; Propensity score
Sources: Web Of Science, ORCID
Added: August 6, 2018

2012 journal article

Estimating optimal treatment regimes from a classification perspective

Stat, 1(1), 103–114.

By: B. Zhang*, A. Tsiatis, M. Davidian, M. Zhang* & E. Laber

author keywords: classification; doubly robust estimator; inverse probability weighting; personalized medicine; potential outcomes; propensity score
Sources: Crossref, ORCID
Added: January 23, 2020

2012 journal article

Mixed model analysis of censored longitudinal data with flexible random-effects density

BIOSTATISTICS, 13(1), 61–73.

By: D. Vock, M. Davidian, A. Tsiatis & A. Muir*

author keywords: Censoring; HCV; HIV; Limit of quantification; Longitudinal data; Random effects
Sources: Web Of Science, ORCID
Added: August 6, 2018

2011 journal article

Connections between survey calibration estimators and semiparametric models for incomplete data discussion

International Statistical Review, 79(2), 221–223.

By: A. Tsiatis & M. Davidian

Source: NC State University Libraries
Added: August 6, 2018

2011 journal article

Improved Doubly Robust Estimation When Data Are Monotonely Coarsened, with Application to Longitudinal Studies with Dropout

BIOMETRICS, 67(2), 536–545.

By: A. Tsiatis, M. Davidian & W. Cao*

author keywords: Coarsening at random; Discrete hazard; Dropout; Longitudinal data; Missing at random
Sources: Web Of Science, ORCID
Added: August 6, 2018

2011 journal article

Inference on treatment effects from a randomized clinical trial in the presence of premature treatment discontinuation: the SYNERGY trial

BIOSTATISTICS, 12(2), 258–269.

By: M. Zhang, A. Tsiatis, M. Davidian, K. Pieper* & K. Mahaffey*

author keywords: Dynamic treatment regime; Inverse probability weighting; Potential outcomes; Proportional hazards model
Sources: Web Of Science, ORCID
Added: August 6, 2018

2011 journal article

Semiparametric estimation of treatment effect with time-lagged response in the presence of informative censoring

LIFETIME DATA ANALYSIS, 17(4), 566–593.

By: X. Lu* & A. Tsiatis

author keywords: Informative censoring; Influence function; Logrank test; Nuisance tangent space; Proportional hazards model; Regular and asymptotically linear estimators
Source: Web Of Science
Added: August 6, 2018

2010 journal article

A Generalized Estimator of the Attributable Benefit of an Optimal Treatment Regime

BIOMETRICS, 66(2), 512–522.

By: J. Brinkley*, A. Tsiatis & K. Anstrom*

author keywords: Attributable risk (AR); Causal inference; Influence function; Optimal treatment regime
Source: Web Of Science
Added: August 6, 2018

2010 journal article

Multiple Imputation Approaches for the Analysis of Dichotomized Responses in Longitudinal Studies with Missing Data

BIOMETRICS, 66(4), 1202–1208.

By: K. Lu*, L. Jiang* & A. Tsiatis

author keywords: Logistic regression; Missing data; Multiple imputation; Repeated measures
Source: Web Of Science
Added: August 6, 2018

2009 journal article

Improving efficiency and robustness of the doubly robust estimator for a population mean with incomplete data

BIOMETRIKA, 96(3), 723–734.

By: W. Cao, A. Tsiatis & M. Davidian

author keywords: Causal inference; Enhanced propensity score model; Missing at random; No unmeasured confounders; Outcome regression
Sources: Web Of Science, ORCID
Added: August 6, 2018

2008 article

Covariate adjustment for two-sample treatment comparisons in randomized clinical trials: A principled yet flexible approach

Tsiatis, A. A., Davidian, M., Zhang, M., & Lu, X. (2008, October 15). STATISTICS IN MEDICINE, Vol. 27, pp. 4658–4677.

By: A. Tsiatis, M. Davidian, M. Zhang & X. Lu*

author keywords: baseline variables; clinical trials; covariate adjustment; efficiency; semiparametric theory; variable selection
Sources: Web Of Science, ORCID
Added: August 6, 2018

2008 journal article

Empirical estimation of life expectancy from large clinical trials: Use of left-truncated, right-censored survival analysis methodology

STATISTICS IN MEDICINE, 27(26), 5525–5555.

By: C. Nelson*, J. Sun*, A. Tsiatis & D. Mark*

author keywords: life expectancy; cost-effectiveness; methods; clinical trials; survival
Source: Web Of Science
Added: August 6, 2018

2008 journal article

Improving efficiency of inferences in randomized clinical trials using auxiliary covariates

BIOMETRICS, 64(3), 707–715.

By: M. Zhang, A. Tsiatis & M. Davidian

author keywords: covariate adjustment; hypothesis test; k-arm trial; Kruskal-Wallis test; log odds ratio; longitudinal data; semiparametric theory
Sources: Web Of Science, ORCID
Added: August 6, 2018

2008 journal article

Improving the efficiency of the log-rank test using auxiliary covariates

BIOMETRIKA, 95(3), 679–694.

By: X. Lu* & A. Tsiatis

author keywords: efficient estimator; influence function; log-rank test; nuisance tangent space; proportional hazard model; regular and asymptotically linear estimator
Source: Web Of Science
Added: August 6, 2018

2008 journal article

Optimal two-stage group-sequential designs

JOURNAL OF STATISTICAL PLANNING AND INFERENCE, 138(2), 489–499.

By: Y. Lokhnygina* & A. Tsiatis

author keywords: adaptive; backward induction; group-sequential; optimal design; two-stage
Source: Web Of Science
Added: August 6, 2018

2008 journal article

Quality of life with defibrillator therapy or amiodarone in heart failure

NEW ENGLAND JOURNAL OF MEDICINE, 359(10), 999–1008.

By: D. Mark*, K. Anstrom, J. Sun, N. Clapp-Channing, A. Tsiatis, L. Davidson-Ray, K. Lee, G. Bardy

Source: Web Of Science
Added: August 6, 2018

2006 journal article

Adaptive two-stage designs in phase II clinical trials

STATISTICS IN MEDICINE, 25(19), 3382–3395.

By: A. Banerjee n & A. Tsiatis

author keywords: two-stage adaptive design; backward induction; Bayesian decision theory; simulated annealing
Source: Web Of Science
Added: August 6, 2018

2006 journal article

Cost-effectiveness of defibrillator therapy or amiodarone in chronic stable heart failure - Results from the Sudden Cardiac Death in Heart Failure Trial (SCD-HeFT)

CIRCULATION, 114(2), 135–142.

By: D. Mark*, C. Nelson*, K. Anstrom*, S. Al-Khatib*, A. Tsiatis, P. Cowper*, N. Clapp-Channing*, L. Davidson-Ray* ...

author keywords: amiodarone; defibrillators, implantable; heart failure, congestive; quality-adjusted life years; cost-benefit analysis
Source: Web Of Science
Added: August 6, 2018

2006 article

Information-based monitoring of clinical trials

Tsiatis, A. A. (2006, October 15). STATISTICS IN MEDICINE, Vol. 25, pp. 3236–3244.

By: A. Tsiatis

author keywords: group-sequential test; statistical information
Source: Web Of Science
Added: August 6, 2018

2006 journal article

On closed form semiparametric estimators for measurement error models

Statistica Sinica, 16(1), 183–193.

By: Y. Ma & A. Tsiatis

Source: NC State University Libraries
Added: August 6, 2018

2006 journal article

Semiparametric efficient estimation of survival distributions in two-stage randomisation designs in clinical trials with censored data

BIOMETRIKA, 93(1), 163–177.

By: A. Wahed* & A. Tsiatis

author keywords: censoring; influence function; inverse probability weighted estimator; potential outcome; regular asymptotically linear estimator; two-stage design
Source: Web Of Science
Added: August 6, 2018

2006 book

Semiparametric theory and missing data

New York: Springer.

By: A. Tsiatis

Source: NC State University Libraries
Added: August 6, 2018

2006 journal article

Semiparametric transformation models for the case-cohort study

BIOMETRIKA, 93(1), 207–214.

By: W. Lu & A. Tsiatis

author keywords: case-cohort design; martingale; transformation model; weighted estimating equation
Source: Web Of Science
Added: August 6, 2018

2005 journal article

Comparison between two partial likelihood approaches for the competing risks model with missing cause of failure

LIFETIME DATA ANALYSIS, 11(1), 29–40.

By: K. Lu & A. Tsiatis

author keywords: cause-specific hazard; martingale; missing at random; semiparametric efficiency
Source: Web Of Science
Added: August 6, 2018

2005 journal article

Conducting economic evaluations alongside multinational clinical trials: Toward a research consensus

AMERICAN HEART JOURNAL, 149(3), 434–443.

By: S. Reed*, K. Anstrom*, A. Bakhai*, A. Briggs*, R. Califf*, D. Cohen*, M. Drummond*, H. Glick* ...

Source: Web Of Science
Added: August 6, 2018

2005 journal article

Locally efficient semiparametric estimators for generalized skew-elliptical distributions

JOURNAL OF THE AMERICAN STATISTICAL ASSOCIATION, 100(471), 980–989.

By: Y. Ma*, M. Genton* & A. Tsiatis

author keywords: generalized skew-elliptical distribution; influence function; nuisance tangent space; selection model; semiparametric efficiency
Source: Web Of Science
Added: August 6, 2018

2005 journal article

Locally-efficient robust estimation of haplotype-disease association in family-based studies

BIOMETRIKA, 92(3), 559–571.

By: A. Allen, G. Satten & A. Tsiatis

author keywords: family-based association study; haplotype; nuisance parameter
Source: Web Of Science
Added: August 6, 2018

2005 journal article

Semiparametric estimation of treatment effect in a pretest-posttest study with missing data

Statistical Science, 20(3), 261–282.

By: M. Davidian, A. Tsiatis & S. Leon

Source: NC State University Libraries
Added: August 6, 2018

2005 journal article

Semiparametric estimators for the regression coefficients in the linear transformation competing risks model with missing cause of failure

BIOMETRIKA, 92(4), 875–891.

By: G. Gao & A. Tsiatis

author keywords: cause-specific hazard; competing risks; doubly robust; inverse probability weighted; linear transformation model; missing at random
Source: Web Of Science
Added: August 6, 2018

2005 journal article

Semiparametric inference in observational duration-response studies, with duration possibly right-censored

BIOMETRIKA, 92(3), 605–618.

By: B. Johnson & A. Tsiatis

author keywords: confounding; infusion trial; missing data; survival analysis
Source: Web Of Science
Added: August 6, 2018

2005 article

Statistical issues arising in the Women's Health Initiative - Discussion

Tsiatis, A. A., & Davidian, M. (2005, December). BIOMETRICS, Vol. 61, pp. 933–935.

By: A. Tsiatis & M. Davidian

Sources: Web Of Science, ORCID
Added: August 6, 2018

2004 journal article

Differential Treatment Benefit of Platelet Glycoprotein IIb/IIIa Inhibition With Percutaneous Coronary Intervention Versus Medical Therapy for Acute Coronary Syndromes

Circulation, 109(5), 641–646.

By: K. Pieper*, A. Tsiatis, M. Davidian, V. Hasselblad*, N. Kleiman*, E. Boersma*, W. Chang*, J. Griffin* ...

author keywords: trials; glycoproteins; coronary disease
Sources: Web Of Science, Crossref, ORCID
Added: August 6, 2018

2004 journal article

Estimating mean response as a function of treatment duration in an observational study, where duration may be informatively censored

BIOMETRICS, 60(2), 315–323.

By: B. Johnson* & A. Tsiatis

author keywords: censored covariates; censored treatment; confounding; infusion length; inverse weighting; observational study; propensity score; survival analysis
Source: Web Of Science
Added: August 6, 2018

2004 journal article

Joint modeling of longitudinal and time-to-event data: An overview

Statistica Sinica, 14(3), 809–834.

By: A. Tsiatis & M. Davidian

Source: NC State University Libraries
Added: August 6, 2018

2004 journal article

Locally efficient semiparametric estimators for functional measurement error models

Biometrika, 91(4), 835–848.

By: A. Tsiatis & Y. Ma

Source: NC State University Libraries
Added: August 6, 2018

2004 journal article

Marginal structural models for analyzing causal effects of time-dependent treatments: An application in perinatal epidemiology

AMERICAN JOURNAL OF EPIDEMIOLOGY, 159(10), 926–934.

By: L. Bodnar*, M. Davidian, A. Siega-Riz & A. Tsiatis

author keywords: causality; confounding factors (epidemiology); epidemiologic methods; longitudinal studies; models, structural
Sources: Web Of Science, ORCID
Added: August 6, 2018

2004 journal article

Optimal duration of eptifibatide infusion in percutaneous coronary intervention (an ESPRIT Substudy)

AMERICAN JOURNAL OF CARDIOLOGY, 94(7), 926–929.

By: A. Rebeiz*, J. Dery*, A. Tsiatis, . JC O'Shea, B. Johnson n, A. Hellkamp*, K. Pieper*, I. Gilchrist* ...

Source: Web Of Science
Added: August 6, 2018

2004 journal article

Optimal estimator for the survival distribution and related quantities for treatment policies in two-stage randomization designs in clinical trials

BIOMETRICS, 60(1), 124–133.

By: A. Wahed* & A. Tsiatis

author keywords: induction therapy; influence functions; intent-to-treat; inverse probability weighted estimator; maintenance therapy; missing data; potential outcomes; survival analysis
Source: Web Of Science
Added: August 6, 2018

2004 journal article

The prognostic importance of comorbidity for mortality in patients with stable coronary artery disease

ACC Current Journal Review, 13(4), 11–12.

By: M. Sachdev, J. Sun & A. Tsiatis

Source: Crossref
Added: August 28, 2020

2004 journal article

The prognostic importance of comorbidity for mortality in patients with stable coronary artery disease

Journal of the American College of Cardiology, 43(4), 576–582.

By: M. Sachdev*, J. Sun*, A. Tsiatis, C. Nelson*, D. Mark* & J. Jollis*

Source: Crossref
Added: August 28, 2020

2003 journal article

On the inefficiency of the adaptive design for monitoring clinical trials

BIOMETRIKA, 90(2), 367–378.

By: A. Tsiatis & C. Mehta

author keywords: adaptive design; group-sequential test; likelihood ratio test
Source: Web Of Science
Added: August 6, 2018

2003 journal article

Semiparametric estimation of treatment effect in a pretest-posttest study

BIOMETRICS, 59(4), 1046–1055.

By: S. Leon, A. Tsiatis & M. Davidian

author keywords: analysis of covariance; counterfactuals; influence function; inverse probability weighting; semiparametric model; t-test
Sources: Web Of Science, ORCID
Added: August 6, 2018

2002 journal article

A semiparametric likelihood approach to joint modeling of longitudinal and time-to-event data

BIOMETRICS, 58(4), 742–753.

By: X. Song, M. Davidian & A. Tsiatis

author keywords: informative censoring; mixed model; proportional hazards; SNP density; survival
Sources: Web Of Science, ORCID
Added: August 6, 2018

2002 journal article

An estimator for the proportional hazards model with multiple longitudinal covariates measured with error

Biostatistics (Oxford, England), 3(4), 511–528.

By: X. Song, M. Davidian & A. Tsiatis

Source: NC State University Libraries
Added: August 6, 2018

2002 journal article

Effects of insulin in relatives of patients with type 1 diabetes mellitus

New England Journal of Medicine, 346(22), 1685–1691.

By: J. Skyler, D. Brown, H. Chase, E. Collier, C. Cowie, G. Eisenbarth, J. Fradkin, G. Grave ...

Source: NC State University Libraries
Added: August 6, 2018

2002 journal article

Estimation of survival distributions of treatment policies in two-stage randomization designs in clinical trials

BIOMETRICS, 58(1), 48–57.

By: J. Lunceford, M. Davidian & A. Tsiatis

author keywords: induction therapy; intent to treat; inverse weighting; maintenance therapy; potential outcomes; survival analysis
Sources: Web Of Science, ORCID
Added: August 6, 2018

2002 journal article

Median regression with censored cost data

BIOMETRICS, 58(3), 643–649.

By: H. Bang & A. Tsiatis

author keywords: cost analysis; estimating equation; median regression; simulated annealing; survival analysis
Source: Web Of Science
Added: August 6, 2018

2002 journal article

Multiple imputation methods for testing treatment differences in survival distributions with missing cause of failure

Biometrika, 89(1), 238–244.

By: A. Tsiatis, M. Davidian & B. Mcneney

Source: NC State University Libraries
Added: August 6, 2018

2001 journal article

A semiparametric estimator for the proportional hazards model with longitudinal covariates measured with error

BIOMETRIKA, 88(2), 447–458.

By: A. Tsiatis & M. Davidian

author keywords: conditional score; measurement error; mixed effects model; regression calibration; semiparametric; survival analysis
Source: Web Of Science
Added: August 6, 2018

2001 journal article

Causal inference on the difference of the restricted mean lifetime between two groups

BIOMETRICS, 57(4), 1030–1038.

By: P. Chen & A. Tsiatis

author keywords: causal inference; Cox's proportional hazard model; martingale process; observational study; restricted lifetime; stochastic integral; survival analysis
Source: Web Of Science
Added: August 6, 2018

2001 journal article

Computationally simple accelerated failure time regression for interval censored data

BIOMETRIKA, 88(3), 703–711.

By: R. Betensky*, D. Rabinowitz* & A. Tsiatis

author keywords: AIDS; current status data; nonparametric maximum likelihood; survival analysis
Source: Web Of Science
Added: August 6, 2018

2001 journal article

Efficiency study of estimators for a treatment effect in a pretest-posttest trial

AMERICAN STATISTICIAN, 55(4), 314–321.

By: L. Yang & A. Tsiatis

author keywords: analysis of covariance; GEE model; paired t test; semiparametric model; two-sample t test
Source: Web Of Science
Added: August 6, 2018

2001 journal article

Flexible sample size considerations using information-based interim monitoring

DRUG INFORMATION JOURNAL, 35(4), 1095–1112.

By: C. Mehta* & A. Tsiatis

author keywords: sample size reestimation; information-based design and monitoring; adaptive design
Source: Web Of Science
Added: August 6, 2018

2001 journal article

Interim monitoring of group sequential trials using spending functions for the type I and type II error probabilities

DRUG INFORMATION JOURNAL, 35(4), 1113–1121.

By: S. Pampallona*, A. Tsiatis & K. Kim*

author keywords: group sequential trials; information time; error spending function
Source: Web Of Science
Added: August 6, 2018

2001 journal article

Multiple imputation methods for estimating regression coefficients in the competing risks model with missing cause of failure

BIOMETRICS, 57(4), 1191–1197.

By: K. Lu & A. Tsiatis

author keywords: cause-specific hazard; missing at random; partial likelihood
Source: Web Of Science
Added: August 6, 2018

2001 journal article

Testing equality of survival functions of quality-adjusted lifetime

BIOMETRICS, 57(3), 861–867.

By: H. Zhao* & A. Tsiatis

author keywords: counting processes; hypothesis test; martingale processes; quality of life; survival analysis
Source: Web Of Science
Added: August 6, 2018

2001 journal article

Using auxiliary time-dependent covariates to recover information in nonparametric testing with censored data

LIFETIME DATA ANALYSIS, 7(2), 125–141.

By: S. Murray* & A. Tsiatis

author keywords: Kaplan-Meier estimate; longitudinal; missing data; survival; two-sample test
Source: Web Of Science
Added: August 6, 2018

2001 journal article

Utilizing propensity scores to estimate causal treatment effects with censored time-lagged data

BIOMETRICS, 57(4), 1207–1218.

By: K. Anstrom & A. Tsiatis

author keywords: censoring; confounding; inverse weighting; Kaplan-Meier; observational study; propensity score; survival analysis
Source: Web Of Science
Added: August 6, 2018

2000 journal article

Cost-effectiveness of platelet glycoprotein IIb/IIIa inhibition with eptifibatide in patients with non-ST-elevation acute coronary syndromes

CIRCULATION, 101(4), 366–371.

By: D. Mark*, R. Harrington, A. Lincoff, R. Califf, C. Nelson, A. Tsiatis, H. Buell, K. Mahaffey, L. Davidson-Ray, E. Topol

author keywords: coronary disease; cost-benefit analysis; glycoproteins; eptifibatide
Source: Web Of Science
Added: August 6, 2018

2000 journal article

Estimating medical costs with censored data

BIOMETRIKA, 87(2), 329–343.

By: H. Bang & A. Tsiatis

author keywords: cost analysis; counting process; efficiency; martingale; missing data; semiparametrics; survival analysis
Source: Web Of Science
Added: August 6, 2018

2000 article

Estimating the distribution of quality-adjusted life with censored data

Tsiatis, A. A. (2000, April). AMERICAN HEART JOURNAL, Vol. 139, pp. S177–S181.

By: A. Tsiatis

Source: Web Of Science
Added: August 6, 2018

2000 journal article

Human immunodeficiency virus type 1 RNA level and CD4 count as prognostic markers and surrogate end points: A meta-analysis

AIDS Research and Human Retroviruses, 16(12), 1123–1133.

By: A. Babiker, J. Bartlett, A. Breckenridge, G. Collins, R. Coombs, D. Cooper, T. Creagh, A. Cross ...

Source: NC State University Libraries
Added: August 6, 2018

2000 journal article

Testing for differences in survival with delayed ascertainment

BIOMETRICS, 56(1), 145–153.

By: J. Fine* & A. Tsiatis

author keywords: ascertainment bias; counting process; logrank statistic; Martingale; U statistic
Source: Web Of Science
Added: August 6, 2018

2000 journal article

Using conditional logistic regression to fit proportional odds models to interval censored data

BIOMETRICS, 56(2), 511–518.

By: D. Rabinowitz*, R. Betensky* & A. Tsiatis

author keywords: AIDS; current status data; nonparametric maximum likelihood; survival analysis
Source: Web Of Science
Added: August 6, 2018

1999 journal article

Efficient estimation of the distribution of quality-adjusted survival time

BIOMETRICS, 55(4), 1101–1107.

By: H. Zhao* & A. Tsiatis

author keywords: counting process; Martingale process; quality of life; semiparametric efficiency; survival analysis
Source: Web Of Science
Added: August 6, 2018

1998 journal article

Estimating the parameters in the Cox model when covariate variables are measured with error

BIOMETRICS, 54(4), 1407–1419.

By: P. Hu*, A. Tsiatis & M. Davidian

author keywords: cumulative hazards; measurement error; nonparametric maximum likelihood; proportional hazards model; regression calibration; semiparametric method
Sources: Web Of Science, ORCID
Added: August 6, 2018

1998 journal article

Semiparametric efficient estimation in the generalized odds-rate class of regression models for right-censored time-to-event data

Lifetime Data Analysis, 4(4), 355–391.

Source: NC State University Libraries
Added: August 6, 2018

1998 journal article

Use of simulation and bootstrap in information-based group sequential studies

Statistics in Medicine, 17(1), 75–87.

By: D. Scharfstein* & A. Tsiatis

Source: NC State University Libraries
Added: August 6, 2018

1997 journal article

A consistent estimator for the distribution of quality adjusted survival time

BIOMETRIKA, 84(2), 339–348.

By: H. Zhao* & A. Tsiatis

author keywords: counting process; martingale process; quality of life; survival analysis
Source: Web Of Science
Added: August 6, 2018

1997 journal article

A joint model for survival and longitudinal data measured with error

BIOMETRICS, 53(1), 330–339.

By: M. Wulfsohn n & A. Tsiatis

author keywords: EM algorithm; longitudinal data; repeated measures; survival
Source: Web Of Science
Added: August 6, 2018

1997 journal article

Semiparametric efficiency and its implication on the design and analysis of group-sequential studies

JOURNAL OF THE AMERICAN STATISTICAL ASSOCIATION, 92(440), 1342–1350.

By: D. Scharfstein, A. Tsiatis & J. Robins

author keywords: independent increment; information-based design and monitoring; longitudinal study; maximum information trial; time-to-event study
Source: Web Of Science
Added: August 6, 2018