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1.
Rev Clin Esp ; 202(9): 476-84, 2002 Sep.
Artigo em Espanhol | MEDLINE | ID: mdl-12236937

RESUMO

OBJECTIVE: Nosocomial infection causes a prolonged hospital stay and an increase in care costs. The objective of this study was to determine the length of stay excess and costs attributable to nosocomial bacteremia. PATIENTS AND METHODS: Retrospective study of clinical records of 148 patients with nosocomial bacteremia during 1996. A matched case-control study was performed. For matching, the following parameters were used: RDG, year of admission, age 10 years, main diagnosis and number of secondary diagnoses. Costs were determined by excess length of hospital stay and calculating alternative costs. RESULTS: Matching was obtained for 100 cases (67.5%) and cost estimation was performed. Compared with cases, non-matched cases showed differences regarding significant issues for cost, such as hospital stay ( p = 0.01), number of empirical (p = 0.001) or definitive antibiotics (p = 0.03). The median hospital stay for cases was longer than for controls (35 vs 15.5 days, respectively; p = 0.000). When only survivor case-control pairs were considered (n = 75), cases remained in hospital for a median of 36 vs 15 days for controls (p = 0.000). Hospital stay days attributable to nosocomial bacteremia were 19.5 for all matched and 21 for matched survivor cases. Only 76% of cases had stay days attributable to bacteremia. Significant differences between cases and controls included: the mean total costs of admission (p = 0.000), cost of stay (p = 0.001), pharmaceutical expenses (p = 0.000), and cost of microbiological studies (p = 0.000), laboratory work-up (p = 0.001) and radiological studies (p = 0.000). Hospital stay represented more than 60% of costs, followed by pharmaceutical expenses. Cost differences between bacteremic patients and controls, calculated in function of stay median, was 4.424 euros (p = 0.000) and 4.744 euros (p = 0.000) for alternative costs. Ten cases showed a difference that represented more than half of the total difference. CONCLUSIONS: Nosocomial bacteremia represent a stay prolongation and a significant economical burden. Hospital stay and pharmaceutical expenses accounted for the most part of the associated costs. The differences in costs obtained with both methods were small. Since not all selected cases were matched, there may be an error in the appreciation of the difference between cases and controls.


Assuntos
Bacteriemia/economia , Infecção Hospitalar/economia , Idoso , Estudos de Casos e Controles , Hospitais Gerais/economia , Humanos , Tempo de Internação/economia , Pessoa de Meia-Idade , Estudos Retrospectivos , Espanha
2.
Rev. clín. esp. (Ed. impr.) ; 202(9): 476-484, sept. 2002.
Artigo em Es | IBECS | ID: ibc-19525

RESUMO

Fundamento. La infección nosocomial produce una prolongación de la estancia hospitalaria y un incremento del coste de atención. Se pretende determinar el exceso de estancia y los costes atribuibles a la bacteriemia nosocomial. Pacientes y métodos. Estudio retrospectivo de las historias clínicas de 148 pacientes, con bacteriemia nosocomial durante 1996. Se realizó un estudio de casos y controles apareados. Para el apareamiento se utilizaron las siguientes variables: grupos relacionados con el diagnóstico (GRD), año de ingreso, edad ñ 10 años, diagnóstico principal y número de diagnósticos secundarios. Se determinaron los costes mediante prolongación de la estancia y cálculo de costes alternativos. Resultados. Se logró el apareamiento en 100 casos (67,5 por ciento) sobre los que se realizó la estimación de costes. Los casos no apareados presentaron diferencias con los apareados en diversos aspectos significativos tanto para el coste como para la estancia (p = 0,01), número de antibióticos empíricos (p = 0,001) o definitivos (p = 0,03). La mediana de la estancia en los casos fue superior a la de los controles (35 frente a 15,5 días, respectivamente; p = 0,000). Cuando se consideraron solamente los pares con caso y control supervivientes (n = 75), los casos permanecieron en el hospital una mediana de 36 días frente a 15 días los controles (p = 0,000). Los días de estancia atribuible a la bacteriemia nosocomial fueron 19,5 días para todos los pares y 21 días para los pares con caso y control superviviente. Solamente el 76 por ciento de los casos presentó días de estancia atribuibles a la bacteriemia. La diferencia de los costes medios fue significativa entre casos y controles en el coste medio total del ingreso (p = 0,000), coste de la estancia (p = 0,001), coste farmacéutico (p = 0,000) y coste de estudios microbiológicos (p = 0,000), análisis clínicos (p = 0,001) y radiología (p = 0,000).La estancia supuso más del 60 por ciento del coste, seguida del coste farmacéutico. La diferencia del mismo entre los pacientes con bacteriemia y los controles, calculado en función de la mediana de estancia, fue de 4.424 euros (p = 0,000) y de 4.744 euros (p = 0,000) por costes alternativos. Diez casos mostraron una diferencia que supuso más de la mitad de la diferencia total. Conclusiones. La bacteriemia nosocomial supone una prolongación de estancia y una carga económica significativa. La estancia hospitalaria y el coste farmacéutico justificaron la mayor parte del coste asociado. La diferencia de coste obtenida con ambos métodos fue de escasa significación. Al no conseguir el apareamiento de todos los casos seleccionados puede existir un error en la apreciación de la diferencia de costes entre casos y controles (AU)


Assuntos
Pessoa de Meia-Idade , Idoso , Humanos , Espanha , Estudos de Casos e Controles , Bacteriemia , Estudos Retrospectivos , Infecção Hospitalar , Hospitais Gerais , Tempo de Internação
4.
J Urol ; 149(6): 1532-4, 1993 Jun.
Artigo em Inglês | MEDLINE | ID: mdl-8501805

RESUMO

We report a case of miliary tuberculosis following extracorporeal shock wave lithotripsy (ESWL*). The patient had right lower caliceal and left distal ureteral calculi on excretory urography. He was hospitalized 50 days after ESWL with fever, weight loss and night sweats. Liver function tests were abnormal and he had hypoxemia. A chest x-ray at hospitalization was normal but a miliary pattern developed 10 days later. Diagnosis was tuberculosis based on culture of sputum in a Löwenstein medium. Liver biopsy confirmed caseating epithelioid granulomas. Antituberculous treatment was successful. We conclude that renal tuberculosis associated with calcification must be ruled out before treatment with ESWL to avoid a possible hematogenous dissemination.


Assuntos
Cálculos Renais/terapia , Litotripsia/efeitos adversos , Tuberculose Miliar/etiologia , Tuberculose Renal/complicações , Adulto , Humanos , Cálculos Renais/complicações , Masculino
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