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Nicola P. Klein

As seen in: National Institutes of Health, Center for Disease Control and Prevention, Epidemiology and Infection, U.S. News and World Report, JAMA (The Journal of the American Medical Association), JAMA Network, JAMA: Journal of the American Medical Association, Medscape, Science Magazine, The New England Journal of Medicine and
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Articles

Interim Estimated Effectiveness of 2025-2026 COVID-19 Vaccines in Adults Using a Test-Negative Design

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By Ryan Wiegand, Sean Chickery, Duck-Hye Yang, Sarah Ball Verified, Malini DeSilva, Kristin Dascomb, Stephanie A. Irving, Karthik Natarajan, Nicola P. Klein, Shaun Grannis, Toan C Ong, Elizabeth Rowley, Adam Yates, Yan Zhuang Verified, Charlene E. McEvoy, Omobosola Akinsete, Allison L. Naleway, Padma Koppolu, Ousseny Zerbo, John Hansen, Karen B. Jacobson, Lawrence Block, Thomas Duszynski, Colin Rogerson, Michelle Barron, Catia Chávez, Josephine Mak, Allison Avrich Ciesla, Monica Godfrey, Morgan Najdowski, Ruth Link-Gelles, Jennifer DeCuir, Amanda Payne, Inih J. Essien, Amber Kautz
| JAMA Network Verified
Interim Estimated Effectiveness of 2025-2026 COVID-19 Vaccines in Adults Using a Test-Negative Design Supplement 1. eTable 1. International Statistical Classification of Diseases and Related Health Problems, Tenth Revision (ICD-10) used to define COVID-19-like illness eTable 2. International Statistical Classification of Diseases and Related Health Problems, Tenth Revision (ICD-10) used to define underlying medical condition and immunocompromise status Supplement 2. Table 1.
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Influenza Activity and Estimated Vaccine Effectiveness During the 2025-2026 Influenza Season

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By Eduardo Azziz-Baumgartner, Alicia Budd, Justin Lee Verified, A. Danielle Iuliano, Sascha R. Ellington, Min Z. Levine, Xiao-Yu Zheng, Larisa Gubareva, Katherine Adams, Jennifer DeCuir, Catherine Bozio, Carrie Reed, Marie K. Kirby, Benjamin L Rambo-Martin, Jefferson M. Jones, Matthew Biggerstaff, Shikha Garg, Charles Davis, Tom T. Shimabukuro, Erin Burns, Rebecca Kondor, Sonja J. Olsen, Vivien G. Dugan, Stephanie A. Irving, Allison L. Naleway, Kristin Dascomb, Tamara Sheffield, Malini DeSilva, Sara Y. Tartof, Lina S. Sy, Nicola P. Klein, Ousseny Zerbo, Shaun Grannis, Melissa S. Stockwell, Ashley Stephens, Toan C Ong, Michelle Barron, Sarah Ball Verified, Zachary Weber, Emily Reeves, Caitlin Ray
| JAMA Network Verified
Supplement. Figure 1. Bar and Line Graph of Influenza-Positive Tests Reported to the Centers for Disease Control and Prevention by US Clinical Laboratories, National Summary, 2025-2026 Season (opens in new tab) The bars show the number of specimens positive for influenzas A and B, while lines show the percentage of positive specimens. Figure 2.
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Effectiveness of the live zoster vaccine during the 10 years following vaccination: real world cohort study using electronic health records

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By Nicola P. Klein, Joan Bartlett, Bruce Fireman, Morgan Marks
| bmj.com
We calculated the incidence of HZ, postherpetic neuralgia, HZO, and admission to hospital for HZ by vaccination status overall and by age group (50-59, 60-69, 70-79, and ≥80 years). We also calculated the percentage of HZ cases who had postherpetic neuralgia, HZO, or admission to hospital for HZ. For each outcome, we examined the vaccine effectiveness of live zoster vaccine using Cox regression.
Open in Who Shared View Duplicates (2) Issue with article?
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