Real-World Effectiveness of Nirsevimab Against Respiratory Syncytial Virus: A Test-Negative Case-Control Study
- Hanmeng Xu; Camilla Aparicio; Aanchal Wats; Barbara Araujo; Virginia Pitzer; Joshua Warren
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This article describes a study that evaluated the effectiveness of nirsevimab in preventing RSV infections in infants. It included 3,090 infants and found that nirsevimab provided 68.4% effectiveness against RSV infections. Effectiveness varied by severity, with the highest protection seen in severe cases. Protection lasted for at least three months post-immunization. The study supports the use of nirsevimab to prevent RSV-related outcomes in infants.
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