Figure 2.
![Vaccine effectiveness of live-attenuated influenza vaccine (LAIV)—estimates from original studies and consolidated estimates. *, LAIV vaccine effectiveness was 82% (95% confidence interval [CI], 14–96) if children were censored when they had received LAIV <7 days before nasal swab, instead of <14 days. **, Effectiveness against any A strains, with A(H1N1)pdm09 predominantly circulating. Abbreviations: CDC, Centers for Disease Control and Prevention; DoD, Department of Defense; SPSN, Sentinel Practitioner Surveillance Network; VE, vaccine effectiveness.](https://oup.silverchair-cdn.com/oup/backfile/Content_public/Journal/ofid/4/3/10.1093_ofid_ofx111/3/ofx11102.jpeg?Expires=1750616523&Signature=VqDHj9ca4TyI6B7cs0dhLT0lxaLAyiVAD8s-SEnGnKE8xm9305Z2gqXMXUfUAYgffSb76Pakbx82rcxUbBt4V89NUWkOA7iuJptxb9gfAazYbwUzEjnAx3gMfhWYGOntU-jTZlfH~NjtXkA4jz3RL333jMX2taEHC8j7R0gx2ITWX7larwAyQVt~aTBvSrYfUCEz-Y9a1ce~Vazn79r~MuKj-ssP-8JRmMoFS0ptblWFpZ6C9jGYrFrYrc0lOmUrdTCGZTIq3Ym4GYaBPQhCLSYPwr0y6cPXRNTVVZ0qqO1YlYwHcHJEr7bidB2lt3VLxbqU7uvY8mxsK56~gOAjag__&Key-Pair-Id=APKAIE5G5CRDK6RD3PGA)
Vaccine effectiveness of live-attenuated influenza vaccine (LAIV)—estimates from original studies and consolidated estimates. *, LAIV vaccine effectiveness was 82% (95% confidence interval [CI], 14–96) if children were censored when they had received LAIV <7 days before nasal swab, instead of <14 days. **, Effectiveness against any A strains, with A(H1N1)pdm09 predominantly circulating. Abbreviations: CDC, Centers for Disease Control and Prevention; DoD, Department of Defense; SPSN, Sentinel Practitioner Surveillance Network; VE, vaccine effectiveness.
