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Related Concept Videos

Vaccinations01:51

Vaccinations

Overview
Influenza01:27

Influenza

Influenza is an acute, highly communicable viral disease that affects the respiratory tract and is responsible for seasonal epidemics worldwide. Influenza A is the most prevalent type associated with widespread outbreaks and is subtyped based on two surface glycoproteins: hemagglutinin (H) and neuraminidase (N), as in H1N1. These glycoproteins are essential for viral infectivity, transmission, and immune recognition. Transmission occurs primarily through respiratory droplets and contaminated...
Poliomyelitis01:17

Poliomyelitis

Poliomyelitis is caused by poliovirus, a small, non-enveloped, positive-sense RNA virus of the Picornaviridae family and Enterovirus genus. Transmission occurs primarily via the fecal-oral route, often through ingestion of contaminated water or food. The virus initially replicates in the oropharynx and intestinal mucosa, particularly in lymphoid tissues such as the tonsils, Peyer’s patches, and regional lymph nodes. Primary viremia follows, allowing dissemination throughout the body.In most...
Chickenpox01:20

Chickenpox

Chickenpox is an acute, highly contagious disease caused by the varicella-zoster virus (VZV), a double-stranded DNA virus belonging to the Herpesviridae family. Its transmission occurs primarily through the inhalation of respiratory droplets or direct contact with vesicular fluid from skin lesions. The incubation period typically ranges from 10 to 21 days, during which the virus replicates and disseminates through sequential phases within the host. Although generally self-limiting in children,...
Respiratory Syncytial Virus Disease01:29

Respiratory Syncytial Virus Disease

Human respiratory syncytial virus (RSV) is a widespread pathogen that primarily targets infants and young children but also poses a serious health risk to elderly and immunocompromised individuals. Belonging to the Pneumoviridae family, RSV is a negative-sense, single-stranded RNA virus within the Pneumovirus genus. Its global health burden is significant, with millions of cases annually resulting in hospitalizations and mortality, particularly in resource-limited settings. Although most...
Infectious Diseases and Their Occurrence01:28

Infectious Diseases and Their Occurrence

Infectious diseases appear in populations through various transmission patterns, influenced by pathogen characteristics, population immunity, environmental conditions, and social behavior. Understanding these patterns is essential for effective public health surveillance and intervention. These categories—sporadic, outbreak, epidemic, pandemic, and endemic—help frame the nature and scope of disease events.Sporadic diseases occur irregularly and infrequently, without a predictable temporal or...

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Related Experiment Video

Updated: Jun 4, 2026

An Optimized Hemagglutination Inhibition (HI) Assay to Quantify Influenza-specific Antibody Titers
06:34

An Optimized Hemagglutination Inhibition (HI) Assay to Quantify Influenza-specific Antibody Titers

Published on: December 1, 2017

H1N1 vaccination.

Heather Gilmour1, Nancy Hofmann

  • 1Health Analysis Division at Statistics Canada, Ottawa, Ontario K1A 0T6. Heather.Gilmour@statcan.gc.ca

Health Reports
|January 29, 2011
PubMed
Summary
This summary is machine-generated.

In 2010, 41% of eligible Canadians received the H1N1 flu vaccine. Vaccination rates varied by region, age, sex, and priority group, with many unvaccinated individuals deeming it unnecessary.

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Last Updated: Jun 4, 2026

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Published on: December 1, 2017

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Expression and Purification of Virus-like Particles for Vaccination

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Measuring Influenza Neutralizing Antibody Responses to A(H3N2) Viruses in Human Sera by Microneutralization Assays Using MDCK-SIAT1 Cells
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Measuring Influenza Neutralizing Antibody Responses to A(H3N2) Viruses in Human Sera by Microneutralization Assays Using MDCK-SIAT1 Cells

Published on: November 22, 2017

Area of Science:

  • Public Health
  • Epidemiology
  • Immunization Practices

Background:

  • The 2009 H1N1 influenza pandemic prompted widespread vaccination efforts.
  • Understanding vaccination coverage and associated factors is crucial for public health preparedness.

Purpose of the Study:

  • To report early vaccination coverage for H1N1 influenza in Canada.
  • To identify demographic, socioeconomic, and health-related factors associated with H1N1 vaccination.

Main Methods:

  • Analysis of early data (January-April 2010) from the Canadian Community Health Survey.
  • Inclusion of Canadians aged 12 and older, excluding territories.
  • Statistical examination of vaccination status against various factors.

Main Results:

  • An estimated 41% of eligible Canadians were vaccinated against H1N1 by April 2010.
  • Higher vaccination rates were observed in Atlantic provinces, Quebec, and Saskatchewan.
  • Females, individuals aged 45+, and those in priority groups showed higher vaccination percentages; immigrants had lower rates.
  • Prior seasonal flu vaccination and having a regular doctor were linked to H1N1 vaccination.
  • Approximately 75% of unvaccinated individuals believed the vaccine was unnecessary.

Conclusions:

  • H1N1 vaccination coverage in Canada showed regional and demographic variations.
  • Priority group status, prior vaccination history, and regular medical care access influenced uptake.
  • Perceived necessity of the vaccine was a significant barrier for a large proportion of unvaccinated individuals.