… Prevention, 1600 Clifton Rd NE, MS H24-7, Atlanta, GA 30329 (creed1@cdc.gov) … We estimated
that through the end of September, 1 of every 2.5 (95% uncertainty interval … data on the prevalence
of asymptomatic infection from published systematic reviews, we estimate that 2.4 …

… Estimated influenza illnesses, medical visits, hospitalizations, and deaths in the United
States—2017-2018 influenza season … https://www.cdc.gov/flu/pandemic-resources/pdf/pan-flu-
report-2017v2 … A (H1N1) pandemic in 2009 for strengthening pandemic influenza preparedness …

… E-mail: nqw5@cdc.gov … Constance Ogokeh. Influenza Division, Centers for Disease Control and
Prevention. , Atlanta, Georgia, USA. Oak Ridge Institute for … Staat, Mary A Staat. Department of
Pediatrics, University of Cincinnati, Division of Infectious Diseases, Cincinnati Children's …

… of VE estimates, and in extreme cases, can approach a relative bias of 50% (true VE = 0.5 and
estimated VE = 0.26 … as a whole may be vaccinated with a number of different vaccine types from
numerous manufacturers, so VE estimates are a composite estimate of numerous …

… relative to the prevalence of infections within a population. 8 IFRs are estimated following
an outbreak … CDC. 56 Neither were mitigation measures implemented during the 2009
influenza, with reported estimates adjusted for underreported …

… significant health impacts (infections, hospitalizations, and deaths) and economic burden (medical
care costs … A recently updated estimate of global influenza burden shows even higher than
previously … in the United States alone and extended periods of high influenza activity …

… Despite illnesses and deaths associated with influenza (flu) disease and … community to enhance
early detection of diseases and prompt treatment to avoid worsening of … Appendix G) of sample
patients did not receive influenza (flu) vaccination during the 2019 flu …

… almost 1 million hospitalizations (1). Globally, the World Health Organization (WHO) estimates
250,000–500,000 … there are few reports detailing subtype immunodominance with tetravalent
influenza vaccination … QIV, the percentage of total HAI activity in the serum was calculated …

… relative to the prevalence of infec- tions within a population.8 IFRs are estimated following an …
the CDC.57 Neither were mitigation measures implemented during the 2009 influenza, with
reported estimates adjusted for … https://www.cdc.gov/mmwr/volumes/69/wr/mm6912e2.htm …

… significant morbidity and mortality every year in older adults and those with underlying medical
conditions. Influenza infections resulted in 48.8 million illnesses, more than 22.7 million medical
visits … its activation is inhibited by nonstructural protein 1 (NS1) of influenza virus.17, 18 …