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Updated: May 28, 2026

Assays for the Specific Growth Rate and Cell-binding Ability of Rotavirus
Published on: January 28, 2019
Recommendations for the use of rotavirus vaccines in infants
Insights
Rotavirus infection is a common cause of severe diarrhea in young children, often requiring hospitalization. Licensed oral rotavirus vaccines in Canada are highly effective and safe, with no increased risk of intussusception.
Area of Science:
- Pediatrics
- Infectious Diseases
- Vaccinology
Background:
- Rotavirus is the most common cause of diarrheal illness and hospitalization in children under five.
- Gastroenteritis from rotavirus leads to significant childhood morbidity, with severe disease risk highest in those under two.
- Both community- and hospital-acquired rotavirus infections are a concern, with one in 20 children needing emergency care.
Purpose of the Study:
- To provide information on the clinical aspects of rotavirus disease.
- To review the current status and safety of rotavirus vaccines available in Canada.
Main Methods:
- Review of clinical disease presentation and epidemiology of rotavirus infections.
- Analysis of postmarketing surveillance data for licensed rotavirus vaccines in Canada.
Main Results:
- Rotavirus gastroenteritis causes substantial morbidity in young children, frequently necessitating medical visits.
- Two oral rotavirus vaccines are licensed in Canada, demonstrating high efficacy against severe disease and hospitalization.
- Extensive studies confirm no increased risk of intussusception associated with current rotavirus vaccines.
Conclusions:
- Rotavirus remains a significant pediatric pathogen, underscoring the importance of vaccination.
- Current rotavirus vaccines in Canada offer a safe and effective means to prevent severe disease and reduce healthcare utilization.
- Public health statements on rotavirus disease and vaccination are crucial for informed clinical practice and parental decision-making.
Abstract:
Rotavirus infection occurs in the majority of healthy children before five years of age, and is the most common diarrheal illness associated with hospitalization. The majority of children present with symptoms of vomiting, diarrhea and fever. As a result, rotavirus gastroenteritis is responsible for greater morbidity than other common childhood diarrheal illnesses. The highest risk of severe disease is in children younger than two years of age. It is estimated that one in 20 children will require an emergency department visit. In addition to community-acquired infections, hospital-acquired infections are also significant. There are currently two licensed rotavirus vaccines in Canada. Both vaccines are administered orally and are highly effective against severe disease and hospitalization. Large pre- and postmarketing studies have shown no increased risk of intussusception with the current rotavirus vaccines. The present statement provides information concerning the clinical disease and rotavirus vaccines in Canada.
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