Related Experiment Videos

Hepatitis B incidence among South Asian children in England and Wales: implications for immunisation policy

S Hahné1, M Ramsay, K Soldan

  • 1Public Health Laboratory Service, Communicable Disease Surveillance Centre, London, UK. susan.hahne@hpa.org.uk

Archives of Disease in Childhood
|December 13, 2003
PubMed

Insights

South Asian children in the UK have a higher risk of hepatitis B virus (HBV) infection, often acquired during childhood. Updated UK immunisation policies are recommended to protect ethnic minority children from HBV.

Area of Science:

  • Hepatology
  • Infectious Diseases
  • Public Health

Background:

  • Hepatitis B virus (HBV) infection poses a significant health concern globally.
  • Disparities in HBV incidence exist among different ethnic populations within the UK.
  • Childhood HBV infections are a critical factor in long-term disease progression.

Purpose of the Study:

  • To compare the incidence of acute HBV infection between South Asian and non-South Asian residents in the UK.
  • To investigate the age of HBV infection acquisition in South Asian populations.
  • To inform UK immunisation policy regarding HBV prevention in ethnic minority children.

Main Methods:

  • Epidemiological analysis of HBV infection data in the UK.
  • Comparative incidence rate calculations.
  • Age-specific infection trend analysis.

Main Results:

  • Acute HBV infection incidence is significantly higher in South Asian UK residents compared to non-South Asian residents.
  • HBV infections in South Asians are more frequently diagnosed during childhood.
  • Data indicates a need for targeted public health interventions.

Conclusions:

  • Current UK immunisation strategies may not adequately protect South Asian children from HBV.
  • Policy changes are necessary to address the higher HBV burden in ethnic minority children.
  • Enhanced HBV prevention programs targeting at-risk populations are crucial.

Related Concept Videos

Hepatitis01:25

Hepatitis

Hepatitis is an inflammatory condition of the liver most commonly caused by hepatotropic viruses (A–E), though non-infectious causes such as alcohol and drugs also exist.Hepatitis AHepatitis A virus (HAV) is a non-enveloped RNA virus of the Picornaviridae family. It is primarily transmitted via the fecal-oral route, typically through ingestion of contaminated food or water. After ingestion, HAV enters the bloodstream through the oropharynx or intestinal epithelium and reaches the liver. The...
Smallpox01:24

Smallpox

Smallpox is a severe contagious disease caused by the Variola major virus, a double-stranded DNA member of the Poxviridae family.Variola major transmission occurs primarily via inhalation of virus-laden droplets or direct contact with infectious scabs. The incubation period averages approximately seven days, although it may range from 7 to 17 days depending on the inoculum and host factors.Clinically, the prodromal phase is marked by an abrupt onset of high fever, malaise, headache, and myalgia.
Vaccinations01:51

Vaccinations

Overview
Viral Hepatitis I: Introduction01:28

Viral Hepatitis I: Introduction

Viral hepatitis is an inflammatory condition of the liver caused by infection with hepatotropic viruses, most commonly hepatitis A, B, C, D, and E. Despite variations in structure and transmission, all viruses mentioned infect hepatocytes and provoke immune responses that can hinder liver function. Additionally, some non-hepatotropic viruses can also lead to hepatic inflammation.Hepatitis A VirusHepatitis A virus (HAV) is transmitted through the fecal–oral route, typically by ingestion of food...
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...
Development of Immunocompetence01:22

Development of Immunocompetence

The initiation of cell-mediated immunity can be observed as early as the third month of fetal growth, with active antibody-mediated immunity following approximately one month later.
The initial cells that migrate from the fetal thymus settle within the skin and epithelial tissues lining the mouth, digestive tract, and in females, the uterus and vagina. These cells, including skin-based dendritic cells, serve as antigen-presenting cells, playing a key role in T cell activation.
Subsequent T...