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Dynamics of antibiotic usage in the Intensive Care Unit at the University Hospital of the West Indies / Dinámica del uso de Antibióticos en la Unidad de Cuidados Intensivos del Hospital Universitario de West Indies
Chin, V; Harding, HE; Tennant, I; Soogrim, D; Gordon-Strachan, GM; Frankson, MA.
  • Chin, V; The University of the West Indies. Faculty of Medical Sciences. Department of Surgery, Radiology, Anaesthesia and Intensive Care. JM
  • Harding, HE; The University of the West Indies. Faculty of Medical Sciences. Department of Surgery, Radiology, Anaesthesia and Intensive Care. JM
  • Tennant, I; The University of the West Indies. Faculty of Medical Sciences. Department of Surgery, Radiology, Anaesthesia and Intensive Care. JM
  • Soogrim, D; The University of the West Indies. Faculty of Medical Sciences. Department of Surgery, Radiology, Anaesthesia and Intensive Care. JM
  • Gordon-Strachan, GM; The University of the West Indies. Faculty of Medical Sciences. Department of Surgery, Radiology, Anaesthesia and Intensive Care. JM
  • Frankson, MA; The University of the West Indies. Faculty of Medical Sciences. Department of Surgery, Radiology, Anaesthesia and Intensive Care. JM
West Indian med. j ; 59(2): 159-164, Mar. 2010. graf
Artigo em Inglês | LILACS | ID: lil-672591
ABSTRACT

OBJECTIVE:

To determine antibiotic usage patterns in the Intensive Care Unit (ICU) at the University Hospital of the West Indies (UHWI).

METHOD:

A cross-sectional, analytical study of consecutive patients admitted to the ICU was conducted between July and December 2007. Exclusion criteria were HIV-positive patients, patients < 12 years and those discharged or who died within 48 hours of admission. Data were collected from medical records, stored and analysed using the SPSS Version 12.

RESULTS:

Of the 150 eligible patients, 109 had complete data (73%). Mean age was 50.8 ± 20.7 years, with mean APACHE II score of 15.6 ± 6.7. Forty-five patients (41.3%) received prophylactic antibiotics, most commonly ceftriaxone (31.7%) and metronidazole (19.0%). Appropriate discontinuation within 24 hours occurred in only 11.1%. Two-thirds of patients (67.9%) were treated with empiric antibiotics, most commonly piperacillin/tazobactam (32.1%), ceftazidime (27.5%) or metronidazole (27.5%). Reasons for empiric choice were primarily coverage of organisms based on presumed source of sepsis (45.6%), and broad spectrum, high-powered coverage (23.5%). Courses ranged from 1 - 42 days and were adequate based on subsequent cultures in 71% of cases. Culture reports took between 2 - 8 days with a mean of 3.7 days to become available. De-escalation was practised in only 2 of 26 (7.7%) cases and intravenous to oral switch therapy in only 3.3%. Thirty-two (29.4%) patients died, with sepsis being a cause in 12 (37.5%).

CONCLUSIONS:

Improved attention to discontinuation of prophylactic antibiotics, appropriate duration of antibiotic courses and de-escalation are essential if the antibiotic practices in the ICU at the UHWI are to compare favourably with international recommendations.
RESUMEN

OBJETIVO:

Determinar los patrones de uso de antibióticos en la Unidad de Cuidados Intensivos (UCI) en el Hospital Universitario de West Indies.

MÉTODO:

Se llevó a cabo un estudio analítico transversal de un número de pacientes consecutivos ingresados a la UCI entre julio y diciembre de 2007. Los criterios de exclusión fueron los siguientes pacientes positivos al VIH, pacientes < 12 años, y pacientes dados de alta o fallecidos dentro de las 48 horas de su ingreso. Los datos fueron tomados de las historias clínicas, y luego almacenados y analizados usando la versión doce de SPSS.

RESULTADOS:

De los 150 pacientes elegibles, 109 completaron los datos (73%). La edad promedio fue 50.8 ± 20.7 años, con una puntuación APACHE II media de 15.6 ± 6.7. Cuarenta y cinco pacientes (41.3%) recibieron antibióticos profilácticos, por lo general ceftriaxona (31.7%) y metronidazol (19.0%). Una descontinuación adecuada dentro de las 24 horas se produjo en sólo 11.1%. Dos tercios de los pacientes (67.9%) recibieron tratamiento antibiótico empírico, por lo general con piperacillinatazobactam (32.1%), ceftazidima (27.5%) o metronidazol (27.5%). Las razones para la opción empírica fueron principalmente la cobertura de organismos sobre la base de fuentes de sepsis presuntiva (45.6%), y el espectro ancho, cobertura de alta potencia (23.5%). Los cursos fluctuaron de 1 - 42 días y fueron adecuados a juzgar por los cultivos subsiguientes en 71% de los casos. Los reportes de cultivos tomaron entre 2 - 8 días con un promedio de 3.7 días para hallarse disponibles. El desescalamiento fue practicado en sólo 2 de 26 (7.7%) de los casos y cambio de terapia intravenosa a oral en sólo 3.3%. Treinta y dos (29.4%) pacientes murieron, siendo la sepsis la causa en 12 (37.5%).

CONCLUSIONES:

Una mayor atención en cuanto a descontinuar el uso de antibióticos profilácticos, una duración apropiada de cursos antibióticos, y el desescalamiento, son esenciales si se quiere que las prácticas antibióticas en las UCI en el HUWI puedan compararse favorablemente con las recomendaciones que se hacen a nivel internacional.
Assuntos

Texto completo: DisponíveL Índice: LILACS (Américas) Assunto principal: Antibioticoprofilaxia / Unidades de Terapia Intensiva / Antibacterianos Tipo de estudo: Guia de Prática Clínica / Estudo observacional / Estudo de prevalência / Estudo prognóstico / Fatores de risco Limite: Adulto / Feminino / Humanos / Masculino País/Região como assunto: Caribe Idioma: Inglês Revista: West Indian med. j Assunto da revista: Medicina Ano de publicação: 2010 Tipo de documento: Artigo País de afiliação: Jamaica Instituição/País de afiliação: The University of the West Indies/JM

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Texto completo: DisponíveL Índice: LILACS (Américas) Assunto principal: Antibioticoprofilaxia / Unidades de Terapia Intensiva / Antibacterianos Tipo de estudo: Guia de Prática Clínica / Estudo observacional / Estudo de prevalência / Estudo prognóstico / Fatores de risco Limite: Adulto / Feminino / Humanos / Masculino País/Região como assunto: Caribe Idioma: Inglês Revista: West Indian med. j Assunto da revista: Medicina Ano de publicação: 2010 Tipo de documento: Artigo País de afiliação: Jamaica Instituição/País de afiliação: The University of the West Indies/JM