Publications by authors named "Michael Webster-Clark"

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Demystifying Clone-Censor-Weighting to Studying Treatment Initiation Windows: An Example Using Publicly Available Synthetic Medicare Claims Data.
Michael Webster-Clark, Yi Li, Sophie Dell'Aniello, Robert W Platt

Pharmacoepidemiol Drug Saf· October 2025

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Comparing IPCW Models to Adjust for Informative Censoring During COVID-19 Using Data From the Clinical Practice Research Datalink.
Gwen Aubrac, Michael Webster-Clark, Robert W Platt

Pharmacoepidemiol Drug Saf· October 2025

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Target trial emulation of cardiovascular outcome trials of medications used to treat type 2 diabetes using real-world data: a systematic review of observational studies.
Wanning Wang, Wang-Choi Tang, Michael Webster-Clark, Oriana H Y Yu, Kristian B Filion

J Clin Epidemiol· September 2025

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Considerations When Generalising Using Survey Sampling Weights.
Michael Webster-Clark, Asma M Ahmed

Paediatr Perinat Epidemiol· September 2025

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Core Concepts in Pharmacoepidemiology: Multi-Database Distributed Data Networks.
Rachelle Haber, Michael Webster-Clark, Nicole Pratt, Nicola Barclay, Xue Li

Pharmacoepidemiol Drug Saf· July 2025

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Prompt versus Delayed Triple Therapy in COPD: Solutions to Time-Related Biases in Observational Studies.
Samy Suissa, Sophie Dell'Aniello, Michael Andrew Webster-Clark, Pierre Ernst

Int J Chron Obstruct Pulmon Dis· July 2025

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Using methods to extend inferences to specific target populations to improve the precision of subgroup analyses.
Michael Webster-Clark, Anthony A Matthews, Alan R Ellis, Alan C Kinlaw, Robert W Platt

J Clin Epidemiol· May 2025

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Core Concepts in Pharmacoepidemiology: New-User Designs.
Qoua L Her, Julie Rouette, Jessica C Young, Michael Webster-Clark, John Tazare

Pharmacoepidemiol Drug Saf· December 2024

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Variable selection when estimating effects in external target populations.
Michael Webster-Clark, Rachael K Ross, Alexander P Keil, Robert W Platt

Am J Epidemiol· August 2024

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Standardizing to specific target populations in distributed networks and multisite pharmacoepidemiologic studies.
Michael Webster-Clark, Kristian B Filion, Robert W Platt

Am J Epidemiol· July 2024

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Clarifying the causal contrast: An empirical example applying the prevalent new user study design.
Jessica C Young, Michael Webster-Clark, Shahar Shmuel, Elizabeth M Garry, Panagiotis Mavros

Pharmacoepidemiol Drug Saf· April 2024

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Visualizing External Validity: Graphical Displays to Inform the Extension of Treatment Effects from Trials to Clinical Practice.
Jennifer L Lund, Michael A Webster-Clark, Daniel Westreich, Hanna K Sanoff, Nicholas Robert

Epidemiology· March 2024

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External validity in distributed data networks.
Michael Webster-Clark, Sengwee Toh, Jonathan Arnold, Kathleen M McTigue, Thomas Carton

Pharmacoepidemiol Drug Saf· December 2023

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How Choice of Effect Measure Influences Minimally Sufficient Adjustment Sets for External Validity.
Michael Webster-Clark, Alexander P Keil

Am J Epidemiol· July 2023

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Meta-analysis with sample-standardization in multi-site studies.
Di Shu, Michael Webster-Clark, Robert W Platt, Sengwee Toh

Pharmacoepidemiol Drug Saf· January 2023

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A systematic review of whether COVID-19 randomized controlled trials reported on demographic and clinical characteristics.
Joyce Pak, Jennifer L Lund, Alexander Keil, Daniel Westreich, Til Stürmer, Michael Webster-Clark

Pharmacoepidemiol Drug Saf· December 2022

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The Timing, the Treatment, the Question: Comparison of Epidemiologic Approaches to Minimize Immortal Time Bias in Real-World Data Using a Surgical Oncology Example.
Emilie D Duchesneau, Bradford E Jackson, Michael Webster-Clark, Jennifer L Lund, Katherine E Reeder-Hayes

Cancer Epidemiol Biomarkers Prev· November 2022

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Nondifferential Treatment Misclassification Biases Toward the Null? Not a Safe Bet for Active Comparator Studies.
Rachael K Ross, I-Hsuan Su, Michael Webster-Clark, Michele Jonsson Funk

Am J Epidemiol· October 2022

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Comparing Trial and Real-world Adjuvant Oxaliplatin Delivery in Patients With Stage III Colon Cancer Using a Longitudinal Cumulative Dose.
Michael Webster-Clark, Alexander P Keil, Nicholas Robert, Jennifer R Frytak, Marley Boyd

JAMA Oncol· October 2022

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Alternative analytic and matching approaches for the prevalent new-user design: A simulation study.
Michael Webster-Clark, Panagiotis Mavros, Elizabeth M Garry, Til Stürmer, Shahar Shmuel

Pharmacoepidemiol Drug Saf· July 2022

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B-cell cytopenia and time to last B-cell-depleting therapy predict response to SARS-COV-2 vaccines in patients with lymphoproliferative disorders.
Mégane Tanguay, Marianne Boutin, Annemarie Laumaea, Matthew Salaciak, Alma Mendoza

Vaccine· February 2022

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Propensity Score Weighting and Trimming Strategies for Reducing Variance and Bias of Treatment Effect Estimates: A Simulation Study.
Til Stürmer, Michael Webster-Clark, Jennifer L Lund, Richard Wyss, Alan R Ellis

Am J Epidemiol· August 2021

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Introducing longitudinal cumulative dose to describe chemotherapy patterns over time: Case study of a colon cancer trial.
Michael Webster-Clark, Alexander P Keil, Hanna K Sanoff, Til Stürmer, Daniel Westreich

Int J Cancer· July 2021

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