Evaluating the Effectiveness of 2024–2025 Seasonal mRNA-1273 Vaccination Against COVID-19-Related Hospitalizations and Medically Attended COVID-19 Among Adults Aged ≥ 18 years in the United States: An Observational Matched Cohort Study
INTRODUCTION: This study evaluated the effectiveness of Moderna's updated mRNA-1273 vaccine targeting the KP.2 variant, compared to people who did not receive any 2024-2025 COVID-19 vaccine, in preventing COVID-19-associated hospitalizations and medically-attended COVID-19 among adults aged ≥ 18 years in the United States during the 2024-2025 season. METHODS: Data were extracted from linked administrative healthcare claims and electronic health records (EHR) for vaccinations from 23 August 2024
Record details
Published: 10 January 2026
Source: OpenAlex
Category: Research
Topics: Healthcare
Retrieved: 14 July 2026
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How to cite this record
ethics.ai (10 January 2026), “Evaluating the Effectiveness of 2024–2025 Seasonal mRNA-1273 Vaccination Against COVID-19-Related Hospitalizations and Medically Attended COVID-19 Among Adults Aged ≥ 18 years in the United States: An Observational Matched Cohort Study,” evidence record 9948, https://ethics.ai/record/9948 (originally published by OpenAlex).
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