Cohort study of an outbreak of viral gastroenteritis in a nursing home for elderly, Majorca, Spain, February 2008.
An outbreak of acute gastroenteritis occurred in a nursing home for elderly in Majorca between 4 and 23 February 2008. To know its aetiology and mechanism of transmission a retrospective cohort study was conducted with a fixed cohort including 146 people (96 residents and 50 employees). The data were collected from clinical histories and through a survey by questionnaire. In total 71 cases were identified (53 residents, 18 employees), corresponding to an overall attack rate (AR) of 48.6%.
Luque Fernández
M A
MA
National Centre of Epidemiology, Programme of Applied Field Epidemiology, Instituto de Salud Carlos III, Madrid, Spain. fmiguelangel@isciii.es
Galmés Truyols
A
A
Herrera Guibert
D
D
Arbona Cerdá
G
G
Sancho Gayá
F
F
D000368:Aged; D000369:Aged, 80 and over; D017250:Caliciviridae Infections / Q000453:epidemiology*; D015331:Cohort Studies; D004196:Disease Outbreaks / Q000706:statistics & numerical data*; D005260:Female; D005759:Gastroenteritis / Q000453:epidemiology*; D006801:Humans; D015994:Incidence; D008297:Male; D009735:Nursing Homes / Q000706:statistics & numerical data*; D011159:Population Surveillance; D018570:Risk Assessment / Q000379:methods*; D012307:Risk Factors; D012400:Rotavirus Infections / Q000453:epidemiology*; D013030:Spain / Q000453:epidemiology