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Eficacia de cinco desinfectantes para la reducción bacteriana doméstica / Efficacy of five disinfectants to reduce bacterial load in the household
Stambullian, Julián; Rossotti, Daniel; Fridman, Diego; Luchetti, Pablo; Cheade, Yamila; Stamboulian, Daniel.
  • Stambullian, Julián; Fundación Centro de Estudios Infectológicos (FUNCEI).
  • Rossotti, Daniel; Laboratorio TecnoFood.
  • Fridman, Diego; Fundación Centro de Estudios Infectológicos (FUNCEI).
  • Luchetti, Pablo; Fundación Centro de Estudios Infectológicos (FUNCEI).
  • Cheade, Yamila; Fundación Centro de Estudios Infectológicos (FUNCEI).
  • Stamboulian, Daniel; Fundación Centro de Estudios Infectológicos (FUNCEI).
Medicina (B.Aires) ; 71(3): 218-224, jun. 2011. tab
Article in Spanish | LILACS | ID: lil-633850
RESUMEN
El uso adecuado de hipoclorito de sodio, sales de amonio cuaternario y triclosán ha demostrado ser eficaz para eliminar gérmenes dentro del hogar. Nuestro objetivo fue evaluar la eficacia inmediata, a la semana y al mes del uso controlado de cinco productos con estos componentes, comparados con otros productos de uso habitual. Se incluyeron 32 hogares de clase media de la Ciudad de Buenos Aires y la periferia en un estudio con intervención, abierto, aleatorizado, y de grupos paralelos, durante 6 meses. La mitad de los hogares fue seleccionada para usar hipoclorito de sodio, sales de amonio cuaternario y triclosán en la cocina y el baño durante un mes. El grupo control mantuvo prácticas habituales de limpieza doméstica. Se tomaron muestras para recuento y tipificación bacteriana de los sitios estudiados muestras basales (sin discriminación de grupo) en cocina, que presentaron recuento bacteriano promedio de 66.0 UFC/cm²; baño 40.1 UFC/cm². Las muestras inmediatas a la limpieza (sin discriminación de grupo) en cocina 0.8 UFC/cm²; baño <1 UFC/cm². A la semana (grupo intervenido vs. grupo control) cocina 18.0 vs. 32.5 UFC/cm²; baño 12.7 vs. 7.7 UFC/cm². Al mes (intervenido vs. control) cocina 60.1 vs. 62.1 UFC/cm²; baño 37.0 vs. 42.0 UFC/cm². Se observó una notable disminución de la carga bacteriana en ambos grupos, lo que sugiere que no sólo la calidad de los productos sino también la educación en el uso desempeñan un papel clave en la desinfección del hogar. Este enfoque podría ser una herramienta importante para prevenir infecciones transmitidas por alimentos, dado que los coliformes fecales predominaron ampliamente en todas las muestras tipificadas.
ABSTRACT
The proper use of products containing sodium hypochlorite, ammonium salts and triclosan has proved to be effective in the elimination of infectious agents in the household environment. Our objective was to evaluate the immediate, one-week and one-month efficacy of controlled use of five products containing these components, compared to other commonly used products. Within a six month period, thirty two middle-class homes from Buenos Aires City and suburbs were included in this open-label, randomized, parallel-group intervention study. Sixteen homes were randomized to use products containing sodium hypochlorite, ammonia and triclosan in the kitchen and bathroom during one month. The remaining maintained usual practices for domestic cleaning. Bacterial counts and identification were performed from samples taken from each study site. Baseline samples (no group discrimination) contained a mean bacterial count in kitchen of 66.0 CFU/cm², and in bathroom 40.1 CFU/cm². Samples taken immediately after-cleaning (no group discrimination) contained kitchen 0.8 CFU/cm²; bathroom < 1 CFU/ cm². After one week (intervention group vs. control group) contained kitchen 18.0 vs. 32.5 CFU/cm²; bathroom 12.7 vs. 7.7 CFU/cm². After one month (intervention group vs. control group) kitchen 60.1 vs. 62.1 CFU/cm²; bathroom 37.0 vs. 42.0 CFU/cm². A remarkable dicrease of bacterial load was observed in both groups, which suggests that not only product quality but also education for suitable use plays a key role in successful house disinfection. This approach could be an important tool for improving prevention of foodborne infections since fecal coliforms widely predominated in all analyzed samples.
Subject(s)

Full text: Available Index: LILACS (Americas) Main subject: Disinfection / Family Characteristics / Disinfectants / Bacterial Load / Household Products / Household Work Type of study: Controlled clinical trial / Prognostic study Limits: Adult / Female / Humans / Male Language: Spanish Journal: Medicina (B.Aires) Journal subject: Medicine Year: 2011 Type: Article Affiliation country: Argentina

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Full text: Available Index: LILACS (Americas) Main subject: Disinfection / Family Characteristics / Disinfectants / Bacterial Load / Household Products / Household Work Type of study: Controlled clinical trial / Prognostic study Limits: Adult / Female / Humans / Male Language: Spanish Journal: Medicina (B.Aires) Journal subject: Medicine Year: 2011 Type: Article Affiliation country: Argentina