Ryan Wiegand

10PUBLICATIONS

72CO-AUTHORS

Sub-acute careNephrology and urologyEpidemiological modellingEpidemiological methodsDevelopment cooperation

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Publications (10)

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|May 14, 2026

Using a longitudinal k-means clustering method to explore nursing home factors associated with SARS-CoV-2 infection peak and resilience to a COVID-19 surge.

|Jan 07, 2026

SARS-CoV-2 infection rates among home dialysis patients and patients receiving hemodialysis at outpatient centers, January 2021-May 2023, United States.

Austin Woods, Jose Navarrete, Qunna Li

|Jan 27, 2025

Methods to Adjust for Confounding in Test-Negative Design COVID-19 Effectiveness Studies: Simulation Study.

Elizabeth Ak Rowley, Patrick K Mitchell, Duck-Hye Yang

|Jan 08, 2025

Effectiveness of mRNA COVID-19 Vaccines and Hybrid Immunity in Preventing SARS-CoV-2 Infection and Symptomatic COVID-19 Among Adults in the United States.

Leora R Feldstein, Jasmine Ruffin, Ryan E Wiegand

|Nov 20, 2024

Bias and negative values of COVID-19 vaccine effectiveness estimates from a test-negative design without controlling for prior SARS-CoV-2 infection.

Ryan E Wiegand, Bruce Fireman, Morgan Najdowski

|Dec 09, 2022

Impact of the COVID-19 Vaccination Program on case incidence, emergency department visits, and hospital admissions among children aged 5-17 Years during the Delta and Omicron Periods-United States, December 2020 to April 2022.

Katherine G Topf, Michael Sheppard, Grace E Marx

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Frequent Collaborators

W Evan Secor

Fiona M Fleming

Lu Meng

Kira Barbre

Sake J de Vlas

Jeneita M Bell

Ruth Link-Gelles

Mark W Tenforde

Alfonso Claudio Hernandez-Romieu

1 joint publications

Arminder K Deol

Frequent Collaborators

W Evan Secor

Fiona M Fleming

Lu Meng

Kira Barbre