[The most prevalent environmental risk factors in respiratory syncytial virus bronchiolitis in infants from 0 to 24 months in a seasonal study performed in two hospitals].
OBJECTIVE
Our aim is to describe the environmental aspects of children between 0 and 24 months, who arrived in the Emergency Department of the Hospital General de Cataluña and Hospital Parc Tauli (both within Barcelona province), and were diagnosed with respiratory syncytial virus bronchiolitis from November 2010 to February 2011.


METHODS
A cross-sectional observational study was conducted on children of both sexes, with ages from 0 to 24 months, and diagnosed with bronchiolitits respiratory syncytial virus +. Data was obtained by completing a non-validated questionnaire, with information provided by parents and the medical history.


RESULTS
The most common features in the study were: a mean age of 3.8 months, most were males, with siblings of school age, mothers who did not smoke during pregnancy, were in a non-smoking environment in their home, and finally, less than 5 people living together in their home.


CONCLUSIONS
The most common risk factors n order of prevalence were, having siblings of school age, male sex, and living in smoking environment. It was observed that the majority of children had risk associated factors associated, with only 8.2% of samples not presenting any risk factors.
Servicio de Urgencias de Pediatría, Hospital General de Cataluña, San Cugat del Vallès, Barcelona, España. bleonc9@gmail.com
Beatriz
B
León-Carrillo
Judit
J
Baldris-Catafau
Soledad
S
Jiménez-Martínez
D001990:Bronchiolitis, Viral / Q000453:epidemiology*; D002675:Child, Preschool; D003430:Cross-Sectional Studies; D004777:Environment; D005260:Female; D006801:Humans; D007223:Infant; D007231:Infant, Newborn; D008297:Male; D015995:Prevalence; D018357:Respiratory Syncytial Virus Infections / Q000453:epidemiology*; D012307:Risk Factors; D012621:Seasons
Bronchiolitis; Bronquiolitis; Factores de riego; Infants; Lactantes; Respiratory syncytial virus; Risk factors; Virus respiratorio sincitial