A(H3N2) antigenic variation of influenza is associated with low vaccine efficacy in the early 2018 influenza season in Mexico City

Bloom, 2021, Self-amplifying RNA vaccines for infectious diseases, Gene Ther, 28, 117, 10.1038/s41434-020-00204-y Castillejos, 2019, High performance of rapid influenza diagnostic test and variable effectiveness of influenza vaccines in Mexico, Int J Infect Dis, 89, 87, 10.1016/j.ijid.2019.08.029 2019 Dhanasekaran, 2022, Human seasonal influenza under COVID-19 and the potential consequences of influenza lineage elimination, Nat Commun, 13, 1721, 10.1038/s41467-022-29402-5 Domínguez, 2017, The effectiveness of influenza vaccination in preventing hospitalisations of elderly individuals in two influenza seasons : a multicentre case-control study, Spain, 2013/14 and 2014/15, Euro Surveill, 22, 30602, 10.2807/1560-7917.ES.2017.22.34.30602 Fernández-Rojas, 2021, Epidemiology of COVID-19 in Mexico: symptomatic profiles and presyntomatic people, Int J Infect Dis, 104, 572, 10.1016/j.ijid.2020.12.086 Flannery, 2017, Interim estimates of 2016-17 seasonal influenza vaccine effectiveness - United States, February 2017, MMWR Morb Mortal Wkly Rep, 66, 167, 10.15585/mmwr.mm6606a3 Gouma, 2020, Antigenic assessment of the H3N2 component of the 2019–2020 Northern Hemisphere influenza vaccine, Nat Commun, 11, 2445, 10.1038/s41467-020-16183-y Jorquera, 2019, Insights into the antigenic advancement of influenza A(H3N2) viruses, 2011-2018, Sci Rep, 9, 2676, 10.1038/s41598-019-39276-1 Kissling, 2019, Low 2018/19 vaccine effectiveness against influenza A(H3N2) among 15–64-year- olds in Europe: exploration by birth cohort, Euro Surveill, 24, 10.2807/1560-7917.ES.2019.24.48.1900604 Kissling, 2019, Effectiveness of influenza vaccine against influenza A in Europe in seasons of different A(H1N1)pdm09 and the same A(H3N2) vaccine components (2016-17 and 2017-18), Vaccine X, 3, 10.1016/j.jvacx.2019.100042 Kong, 2022, Effect of COVID-19 pandemic on influenza vaccination intention: a meta-analysis and systematic review, Vaccines, 10, 606, 10.3390/vaccines10040606 Mulpuru, 2019, Effectiveness of In fl uenza Vaccination on Hospitalizations and Risk Factors for Severe Outcomes in Hospitalized Patients With COPD, Chest, 155, 69, 10.1016/j.chest.2018.10.044 Paget, 2019, Global mortality associated with seasonal influenza epidemics : new burden estimates and predictors from the GLaMOR Project, J Glob Health, 9, 10.7189/jogh.09.020421 Potter, 2019, Evolution and rapid spread of a reassortant A(H3N2) virus that predominated the 2017–2018 influenza season, Virus Evol, 5, 10.1093/ve/vez046 Rolfes, 2019, Effects of influenza vaccination in the United States during the 2017–2018 influenza season, Clin Infect Dis, 69, 1845, 10.1093/cid/ciz075 Rose, 2020, Vaccine effectiveness against influenza A(H3N2) and B among laboratory-confirmed, hospitalised older adults, Europe, 2017-18: a season of B lineage mismatched to the trivalent vaccine, Influenza Other Respi Viruses, 14, 302, 10.1111/irv.12714 Skowronski, 2018, Early season co-circulation of influenza A(H3N2) and b(yamagata): interim estimates of 2017/18 vaccine effectiveness, Canada, January 2018, Euro Surveill, 23, 18, 10.2807/1560-7917.ES.2018.23.5.18-00035 Skowronski, 2020, Influenza vaccine effectiveness by A(H3N2) phylogenetic sub-cluster and prior vaccination history: 2016-2017 and 2017-2018 epidemics in Canada, J Infect Dis, 225, 1387, 10.1093/infdis/jiaa138 2019 Yang, 2018, An epidemic surge of influenza A(H3N2) virus at the end of the 2016-2017 season in Taiwan with an increased viral genetic heterogeneity, J Clin Virol, 99-100, 15, 10.1016/j.jcv.2017.12.012