Hepatitis A outbreak in a residential school.
Outbreaks of hepatitis A occurred sequentially in two wards for children in a residential institution for the mentally retarded in Sydney. Twenty-six of 41 children were initially susceptible to hepatitis A. In the first ward affected, 11 of 13 susceptible children (85%), and in the second ward, four of 13 susceptibles (31%), were infected. Of the 15 showing serological evidence of infection, five (33%) were clinically jaundiced.
D000293:Adolescent; D001315:Australia; D002648:Child; D002675:Child, Preschool; D004196:Disease Outbreaks; D005260:Female; D006506:Hepatitis A / Q000175:diagnosis / Q000453:epidemiology*; D006801:Humans; D008607:Intellectual Disability; D012112:Residential Facilities