Repeated flu shots may blunt effectiveness

T Murray - 2015 - Can Med Assoc
That phenomenon was seen in the Jan. 29, 2015 interim estimates of the effectiveness of the
2014/15 vaccine against influenza A (H3N2) from Canada's Sentinel Physician Surveillance …

[HTML][HTML] Flu vaccination campaign poses monitoring difficulties

R Collier - 2009 - Can Med Assoc
Provincial health authorities will have to shift into scramble mode this fall if they are to fully
monitor the efficacy and safety of the pandemic (H1N1) 2009 vaccine as it will be …

Improving influenza prevention: Modest changes with large effects

EB Walter, RL Atmar - Clinical Infectious Diseases, 2020 - academic.oup.com
For the past 9 influenza seasons, the Advisory Committee on Immunization Practices (ACIP)
for the Centers for Disease Control and Prevention has recommended routine influenza …

[HTML][HTML] Interim estimates of 2016–17 seasonal influenza vaccine effectiveness against medically attended influenza from the US Flu VE Network

B Flannery, JR Chung - 2017 - stacks.cdc.gov
Interim estimates of 2016–17 seasonal influenza vaccine effectiveness against medically
attended influenza from the US Flu VE Network CDC Logo Advanced Search Stacks Home …

[HTML][HTML] Interim estimates of 2013–14 seasonal influenza vaccine effectiveness—United States, February 2014

B Flannery, SN Thaker, J Clippard, AS Monto… - MMWR Morb mortal wkly …, 2014 - cdc.gov
In the United States, annual vaccination against seasonal influenza is recommended for all
persons aged≥ 6 months (1). Each season since 2004–05, CDC has estimated the …

Repeated vaccination does not appear to impact upon influenza vaccine effectiveness against hospitalization with confirmed influenza

AC Cheng, KK Macartney, GW Waterer… - Clinical Infectious …, 2017 - academic.oup.com
Background. Annual influenza vaccine is recommended for those at greatest risk of severe
influenza infection. Recent reports of a negative impact of serial influenza vaccination on …

Influenza vaccination during the 2021/22 season: A data-linkage test-negative case-control study of effectiveness against influenza requiring emergency care in …

HJ Whitaker, K Hassell, K Hoschler, L Power, J Stowe… - Vaccine, 2024 - Elsevier
Abstract We present England 2021/22 end-of-season adjusted vaccine effectiveness (aVE)
against laboratory confirmed influenza related emergency care use in children aged 1–17 …

Evaluating reduced effectiveness after repeat influenza vaccination while accounting for confounding by recent infection and within-season waning

Q Bi, BA Dickerman, HQ McLean, ET Martin, M Gaglani… - medRxiv, 2023 - medrxiv.org
Background Studies have reported that prior-season influenza vaccination is associated
with higher risk of clinical influenza infection among vaccinees in a given season …

[HTML][HTML] Interim estimates of 2016–17 seasonal influenza vaccine effectiveness—United States, February 2017

B Flannery - MMWR. Morbidity and mortality weekly report, 2017 - cdc.gov
In the United States, annual vaccination against seasonal influenza is recommended for all
persons aged≥ 6 months (1). Each influenza season since 2004–05, CDC has estimated …

Evidence in a cluster randomized controlled trial of increased 2009 pandemic risk associated with 2008–2009 seasonal influenza vaccine receipt

DM Skowronski, G De Serres - Clinical Infectious Diseases, 2019 - academic.oup.com
received grants from the Public Health Agency of Canada for influenza vaccine effectiveness
estimation. G. DS has received grants for investigator-initiated studies unrelated to influenza …