A study of hepatitis A virus seropositivity among children aged between 1 and 5 years of age: Implications for universal immunization

Autor: Rakesh Gupta, R.K. Sanjeev, R.P.S. Tomar, Nuthan Kumar, A. Agarwal, Shishir Gupta, Vipul Dutt
Rok vydání: 2017
Předmět:
Zdroj: Med J Armed Forces India
ISSN: 0377-1237
Popis: BACKGROUND: Hepatitis A virus (HAV) causes an enterically transmitted viral disease mainly affecting children and endemic in many developing countries, including India. There is an epidemiological shift with an increased incidence of symptomatic cases among children. This study was conducted to assess the seroprevalence of HAV among young children aged below 5 years and the need for universal immunization. METHOD: This cross-sectional study was conducted at two tertiary care hospitals in Northern India, from Apr 2014 to Jul 2015, among healthy children aged between 1 and 5 years. The sample size was calculated based on the prevalence of HAV seropositivity of 40% among children aged
Databáze: OpenAIRE