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(Reference retrieved automatically from SciELO through information on FAPESP grant and its corresponding number as mentioned in the publication by the authors.)

Morphological prognostic factors in nosocomial pneumonia: an autopsy study

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Author(s):
Luiz Mário Baptista Martinelli [1] ; Paulo José Fortes Villas Boas [2] ; Thais Thomaz Queluz [3] ; Hugo Hyung Bok Yoo [4]
Total Authors: 4
Affiliation:
[1] Universidade Estadual Paulista. Faculdade de Medicina de Botucatu - Brasil
[2] Universidade Estadual Paulista. Faculdade de Medicina de Botucatu - Brasil
[3] Universidade Estadual Paulista. Faculdade de Medicina de Botucatu - Brasil
[4] Universidade Estadual Paulista. Faculdade de Medicina de Botucatu - Brasil
Total Affiliations: 4
Document type: Journal article
Source: Jornal Brasileiro de Pneumologia; v. 36, n. 1, p. 51-58, 2010-02-00.
Field of knowledge: Health Sciences - Medicine
Abstract

OBJECTIVE: To determine the prevalence of nosocomial pneumonia in autopsies at a public university hospital; to identify the risk factors for nosocomial pneumonia and the potential prognostic factors associated with fatal nosocomial pneumonia and with fatal aspiration pneumonia; and to determine whether anatomopathological findings correlate with nosocomial pneumonia or aspiration pneumonia. METHODS: A retrospective study involving 199 autopsied patients, older than 1 year of age, who had been admitted to the São Paulo State University Botucatu School of Medicine Hospital das Clínicas and died of nosocomial pneumonia (underlying or contributing cause), between 1999 and 2006. Demographic, clinical and anatomopathological variables were tested regarding their association with the outcomes (fatal nosocomial pneumonia and fatal aspiration pneumonia). The significant variables were analyzed using multivariate analysis. RESULTS: The mean age was 59 ± 19 years. The prevalence of nosocomial pneumonia in autopsies was 29%, and the disease was the cause of death in 22.6% of the autopsied patients. Fatal nosocomial pneumonia correlated with the following anatomopathological findings: tobacco-associated structural lesions (OR = 3.23; 95% CI: 1.26-2.95; p = 0.02) and bilateral pneumonia (OR = 3.23; 95% CI: 1.26-8.30; p = 0.01). None of the variables were found to be significantly associated with fatal aspiration pneumonia. CONCLUSIONS: In our sample, there was a high prevalence of nosocomial pneumonia, which was responsible for almost 25% of all of the deaths. Smoking-related structural lesions and bilateral pneumonia all favored mortality. These findings corroborate the results of various clinical studies on nosocomial pneumonia. (AU)