title: [Scarlet fever outbreak in a public school in Granada in 2012].
abstract: BACKGROUND
  Scarlet fever is a streptococcal disease characterized by a skin rash in children. It can be endemic, epidemic or sporadic. In April 2012, the headmaster of a primary school in Granada reported an outbreak of scarlet fever in the school.
  
  
  OBJECTIVE
  To describe an outbreak of scarlet fever, analyse its epidemiological and clinical characteristics, and present the preventive measures taken to control it.
  
  
  METHODS
  A case-control study was conducted using an ad hoc questionnaire, developed for this purpose. The R program, Epidat 3.1 and Microsoft Excel were used for the statistics analysis.
  
  
  RESULTS
  There were 13 cases and 30 controls. The attack rate was 3.9%. There was a statistically significant difference for the variable "relative affected".
  
  
  CONCLUSIONS
  There has been a confirmed outbreak of person-to-person transmitted scarlet fever, and the main risk factor was having a relative with tonsillitis.
authors.affiliation: Unidad de Gestión Clínica de Medicina Preventiva, Vigilancia y Promoción de la Salud, Hospital Universitario San Cecilio, Granada, España. Electronic address: mariafdezprada@gmail.com.
authors.forename: M
authors.initials: M
authors.lastname: Fernández-Prada
authors.affiliation: Unidad de Gestión Clínica de Medicina Preventiva, Vigilancia y Promoción de la Salud, Hospital Universitario Virgen de las Nieves, Granada, España.
authors.forename: S
authors.initials: S
authors.lastname: Martínez-Diz
authors.affiliation: Unidad de Gestión Clínica, Churriana de la Vega, Granada, España.
authors.forename: A
authors.initials: A
authors.lastname: Colina López
authors.affiliation: Unidad de Gestión Clínica de Medicina Preventiva, Vigilancia y Promoción de la Salud, Distrito Sanitario Granada-Metropolitano, Granada, España.
authors.forename: D
authors.initials: D
authors.lastname: Almagro Nievas
authors.affiliation: Unidad de Gestión Clínica de Medicina Preventiva, Vigilancia y Promoción de la Salud, Hospital Universitario Virgen de las Nieves, Granada, España.
authors.forename: B
authors.initials: B
authors.lastname: Martínez Romero
authors.affiliation: Unidad de Gestión Clínica, Churriana de la Vega, Granada, España.
authors.forename: J
authors.initials: J
authors.lastname: Huertas Martínez
mesh_terms: D016022:Case-Control Studies; D002648:Child; D002675:Child, Preschool; D004196:Disease Outbreaks; D005260:Female; D006801:Humans; D008297:Male; D017150:Public Sector; D012307:Risk Factors; D012541:Scarlet Fever / Q000175:diagnosis / Q000453:epidemiology* / Q000517:prevention & control; D012574:Schools; D013030:Spain / Q000453:epidemiology
keywords: Brote; Centro educativo; Escarlatina; Scarlet fever Outbreak; School; Streptococcus pyogenes