Silver Book Fact
Flu vaccine use reduces disease burden
Use of the LAIV (live attenuated influenza virus) in healthy adults ages 18 to 64 reduced febrile illness by 19% and upper respiratory tract illnesses by 24%. It also reduced the days of illness by 23% to 27% depending on severity of illness, lost work days by 18% to 28%, and days with visits to health care professionals by 25% to 41%.
Nichol K, Lind A, Karen K, Murdoch M, et al. The Effectiveness of Vaccination Against Influenza in Healthy, Working Adults. NEJM. 1995; 333(14): 889-93. http://www.nejm.org/doi/full/10.1056/NEJM199510053331401