2026 Anastasios A. Tsiatis: Mathematics Researcher – H-Index, Publications & Awards

Discipline name	D-Index	World Ranking	Current World Ranking	National Ranking	Current National Ranking	Publications	Citations
Mathematics	71	258	218	142	113	167	22423

Research.com Recognitions

2016 - Fellow of the American Association for the Advancement of Science (AAAS)
1990 - Fellow of the American Statistical Association (ASA)

Overview

Anastasios A. Tsiatis is a researcher primarily affiliated with North Carolina State University in the United States. Their expertise spans the intersection of mathematics and medicine, focusing on statistical methods and applications within clinical trials and health-related studies.

The main fields of study for Tsiatis include:

Mathematics
Medicine

Their subfields of research cover:

Statistics and Probability
Infectious Diseases
Health
Economics and Econometrics
Cardiology and Cardiovascular Medicine

Tsiatis's work revolves around several key topics, including:

Statistical Methods in Clinical Trials
Advanced Causal Inference Techniques
SARS-CoV-2 and COVID-19 Research
Vaccine Coverage and Hesitancy
Health Systems, Economic Evaluations, Quality of Life
Statistical Methods and Inference
HIV-related health complications and treatments

This scientist has contributed numerous papers to their field. Notable recent publications are:

"Risks associated with discontinuation of oral anticoagulation in newly diagnosed patients with atrial fibrillation: Results from the GARFIELD-AF Registry," 2021, Journal of Thrombosis and Haemostasis
"Data and Safety Monitoring of COVID-19 Vaccine Clinical Trials," 2021, The Journal of Infectious Diseases
"Weight Changes and Adverse Pregnancy Outcomes With Dolutegravir- and Tenofovir Alafenamide Fumarate-Containing Antiretroviral Treatment Regimens During Pregnancy and Postpartum," 2024, Clinical Infectious Diseases
"Phase 2 Safety and Antiviral Activity of SAB-185, a Novel Polyclonal Antibody Therapy for Nonhospitalized Adults With COVID-19," 2023, The Journal of Infectious Diseases
"Group sequential methods for interim monitoring of randomized clinical trials with time-lagged outcome," 2022, Statistics in Medicine

Publication venues frequently featuring Tsiatis's work include:

arXiv (Cornell University)
Biometrics
The Journal of Infectious Diseases
Statistics in Medicine
Journal of Thrombosis and Haemostasis

Among frequent co-authors collaborating with Tsiatis are:

Marie Davidian
Haroon Saloojee
Kevin Knowles
Steven Joffe
Merlin L. Robb

The researcher has received recognition from professional organizations, including:

Fellow of the American Association for the Advancement of Science (AAAS), 2016
Fellow of the American Statistical Association (ASA), 1990

Best Publications

Semiparametric Theory and Missing Data

Anastasios A. Tsiatis

1448
Citations
A joint model for survival and longitudinal data measured with error.

Michael S. Wulfsohn;Anastasios A. Tsiatis

1266
Citations
A nonidentifiability aspect of the problem of competing risks.

Anastasios Tsiatis

1232
Citations
Comment: Demystifying Double Robustness: A Comparison of Alternative Strategies for Estimating a Population Mean from Incomplete Data

Anastasios A. Tsiatis;Marie Davidian

1127
Citations
Modeling the Relationship of Survival to Longitudinal Data Measured with Error. Applications to Survival and CD4 Counts in Patients with AIDS

A. A. Tsiatis;Victor Degruttola;M. S. Wulfsohn

758
Citations
A Large Sample Study of Cox's Regression Model

Anastasios A. Tsiatis

749
Citations
The analysis of multiple endpoints in clinical trials.

Stuart J. Pocock;Nancy L. Geller;Anastasios A. Tsiatis

667
Citations
Estimating Regression Parameters Using Linear Rank Tests for Censored Data

Anastasios A. Tsiatis

630
Citations
A Robust Method for Estimating Optimal Treatment Regimes

Baqun Zhang;Anastasios A. Tsiatis;Eric B. Laber;Marie Davidian

542
Citations
Correcting for non-compliance in randomized trials using rank preserving structural failure time models

James M. Robins;Anastasios A. Tsiatis

529
Citations
Estimating medical costs with censored data

Heejung Bang;Anastasios A. Tsiatis

464
Citations
A Randomized Controlled Trial of a Reduced Daily Dose of Zidovudine in Patients with the Acquired Immunodeficiency Syndrome

Margaret A. Fischl;Corette B. Parker;Carla Pettinelli;Michael Wulfsohn

421
Citations
Approximately optimal one-parameter boundaries for group sequential trials.

Samuel K. Wang;Anastasios A. Tsiatis

420
Citations
Exact significance testing to establish treatment equivalence with ordered categorical data.

Cyrus R. Mehta;Nitin R. Patel;Anastasios A. Tsiatis

401
Citations
Covariate adjustment for two-sample treatment comparisons in randomized clinical trials: a principled yet flexible approach.

Anastasios A. Tsiatis;Marie Davidian;Min Zhang;Xiaomin Lu

395
Citations
A semiparametric estimator for the proportional hazards model with longitudinal covariates measured with error

Anastasios A. Tsiatis;Marie Davidian

392
Citations
Handbook of Missing Data Methodology

Geert. Molenberghs;Garrett M. Fitzmaurice;Michael G. Kenward;Anastasios A. Tsiatis

389
Citations
Improving efficiency and robustness of the doubly robust estimator for a population mean with incomplete data

Weihua Cao;Anastasios A. Tsiatis;Marie Davidian

365
Citations
Q- and A-learning Methods for Estimating Optimal Dynamic Treatment Regimes.

Phillip J. Schulte;Anastasios A. Tsiatis;Eric B. Laber;Marie Davidian

334
Citations
Estimating optimal treatment regimes from a classification perspective

Baqun Zhang;Anastasios A. Tsiatis;Marie Davidian;Min Zhang

333
Citations
A semiparametric likelihood approach to joint modeling of longitudinal and time-to-event data.

Xiao Song;Marie Davidian;Anastasios A. Tsiatis

315
Citations

Frequent Co-Authors

Marie Davidian North Carolina State University

Michael G. Kenward London School of Hygiene & Tropical Medicine

Geert Molenberghs KU Leuven

Daniel B. Mark Duke University

Kevin J. Anstrom Duke University

Robert M. Califf Duke University

Garrett M. Brodeur Children's Hospital of Philadelphia

James M. Robins Harvard University

Douglas D. Richman University of California, San Diego

Margaret A. Fischl University of Miami

External Links

Personal website of Anastasios A. Tsiatis Google Scholar page

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