Estimated Effectiveness of 2024-2025 COVID-19 Vaccines in Adults
JAMA Internal Medicine
•
June 15, 2026
Updated vaccines reduced severe COVID-19
The 2024-2025 COVID-19 vaccines provided modest, waning protection against medically attended illness. *Test-negative case-control study; Level 4 (OCEBM).
- Level of evidence
- Level 4 (OCEBM)
- DocG quality score
- 7.0 / 10
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