Impact of prior pulmonary tuberculosis in treatment outcomes of HCAP and CAP patients in intensive care units

Background/purpose: It is controversial whether healthcare-associated pneumonia (HCAP) belongs to a unique clinical entity or it shares common characteristics with community-acquired pneumonia (CAP). The impact of prior pulmonary tuberculosis (PTB) in clinical presentation and treatment outcome of I...

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Main Authors: Fan-Min Lin, Jia-Yih Feng, Wen-Feng Fang, Chieh-Liang Wu, Chong-Jen Yu, Meng-Chih Lin, Shih-Chi Ku, Chang-Wen Chen, Chih-Yen Tu, Kuang-Yao Yang
Format: Article
Language:English
Published: Elsevier 2019-04-01
Series:Journal of Microbiology, Immunology and Infection
Online Access:http://www.sciencedirect.com/science/article/pii/S1684118218303463
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author Fan-Min Lin
Jia-Yih Feng
Wen-Feng Fang
Chieh-Liang Wu
Chong-Jen Yu
Meng-Chih Lin
Shih-Chi Ku
Chang-Wen Chen
Chih-Yen Tu
Kuang-Yao Yang
author_facet Fan-Min Lin
Jia-Yih Feng
Wen-Feng Fang
Chieh-Liang Wu
Chong-Jen Yu
Meng-Chih Lin
Shih-Chi Ku
Chang-Wen Chen
Chih-Yen Tu
Kuang-Yao Yang
author_sort Fan-Min Lin
collection DOAJ
description Background/purpose: It is controversial whether healthcare-associated pneumonia (HCAP) belongs to a unique clinical entity or it shares common characteristics with community-acquired pneumonia (CAP). The impact of prior pulmonary tuberculosis (PTB) in clinical presentation and treatment outcome of ICU-admitted CAP and HCAP patients also remains unknown. Methods: We report a nationwide, multi-center, retrospective study. ICU-admitted CAP and HCAP patients from six medical centers in Taiwan were enrolled for analysis. Patients were defined as either CAP or HCAP cases, and with and without prior PTB, according to the database of Taiwan CDC. The disease severity, microbiologic characteristics, and treatment outcomes between CAP and HCAP patients with or without prior PTB were compared and analyzed. Results: A total of 414 ICU-admitted patients, including 176 CAP cases and 238 HCAP cases were included for analysis during the study period. In both CAP and HCAP subgroups, the pneumonia severities, proportions of organ dysfunction, and microbiologic characteristics were similar between patients with and without prior PTB. In survival analysis, patients with prior PTB had higher 30-day mortality than those without prior PTB (38.9% vs. 16.5%, p = 0.021) in the CAP population. Multivariate analysis revealed that a history of prior PTB was an independent clinical factor associated with higher 30-day mortality rate in CAP patients (HR = 4.45, 95% CI: 1.81–10.98, P = 0.001). Conclusion: History of prior PTB is an independent clinical factor for increased 30-day mortality rate in ICU-admitted CAP patients, but not in ICU-admitted HCAP patients. Keywords: Community-acquired pneumonia, Healthcare-associated pneumonia, Intensive care unit, Mortality, Tuberculosis
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spelling doaj.art-88ccb6dc7855445792be3ca52a974c4e2022-12-22T03:35:20ZengElsevierJournal of Microbiology, Immunology and Infection1684-11822019-04-01522320328Impact of prior pulmonary tuberculosis in treatment outcomes of HCAP and CAP patients in intensive care unitsFan-Min Lin0Jia-Yih Feng1Wen-Feng Fang2Chieh-Liang Wu3Chong-Jen Yu4Meng-Chih Lin5Shih-Chi Ku6Chang-Wen Chen7Chih-Yen Tu8Kuang-Yao Yang9Division of Pulmonary Medicine, Department of Internal Medicine, Kaohsiung Armed Forces General Hospital, Kaohsiung, TaiwanDepartment of Chest Medicine, Taipei Veterans General Hospital, Taipei, Taiwan; Institute of Clinical Medicine, School of Medicine, National Yang-Ming University, Taipei, Taiwan; School of Medicine, National Yang-Ming University, Taipei, TaiwanDivision of Pulmonary and Critical Care Medicine and Department of Respiratory Therapy, Kaohsiung Chang Gung Memorial Hospital and Chang Gung University College of Medicine, Kaohsiung, Taiwan; Department of Respiratory Care, Chang Gung University of Science and Technology, Chiayi, TaiwanCenter for Quality Management, Taichung Veterans General Hospital, Taichung, TaiwanDepartment of Internal Medicine, National Taiwan University Hospital, Taipei, Taiwan; College of Medicine, National Taiwan University, Taipei, TaiwanDivision of Pulmonary and Critical Care Medicine and Department of Respiratory Therapy, Kaohsiung Chang Gung Memorial Hospital and Chang Gung University College of Medicine, Kaohsiung, Taiwan; Department of Respiratory Care, Chang Gung University of Science and Technology, Chiayi, TaiwanDepartment of Internal Medicine, National Taiwan University Hospital, Taipei, TaiwanMedical Intensive Care Unit, Department of Internal Medicine, National Cheng-Kung University Hospital, Tainan, TaiwanDivision of Pulmonary and Critical Care Medicine, Department of Internal Medicine, China Medical University Hospital, Taichung, Taiwan; School of medicine, China Medical University, Taichung, TaiwanDepartment of Chest Medicine, Taipei Veterans General Hospital, Taipei, Taiwan; Institute of Emergency and Critical Care Medicine, School of Medicine, National Yang-Ming University, Taipei, Taiwan; Corresponding author. Department of Chest Medicine, Taipei Veterans General Hospital, No.201, Sec. 2, Beitou Rd., Beitou Dist., Taipei City 112, Taiwan. Fax: +886 2 28752380.Background/purpose: It is controversial whether healthcare-associated pneumonia (HCAP) belongs to a unique clinical entity or it shares common characteristics with community-acquired pneumonia (CAP). The impact of prior pulmonary tuberculosis (PTB) in clinical presentation and treatment outcome of ICU-admitted CAP and HCAP patients also remains unknown. Methods: We report a nationwide, multi-center, retrospective study. ICU-admitted CAP and HCAP patients from six medical centers in Taiwan were enrolled for analysis. Patients were defined as either CAP or HCAP cases, and with and without prior PTB, according to the database of Taiwan CDC. The disease severity, microbiologic characteristics, and treatment outcomes between CAP and HCAP patients with or without prior PTB were compared and analyzed. Results: A total of 414 ICU-admitted patients, including 176 CAP cases and 238 HCAP cases were included for analysis during the study period. In both CAP and HCAP subgroups, the pneumonia severities, proportions of organ dysfunction, and microbiologic characteristics were similar between patients with and without prior PTB. In survival analysis, patients with prior PTB had higher 30-day mortality than those without prior PTB (38.9% vs. 16.5%, p = 0.021) in the CAP population. Multivariate analysis revealed that a history of prior PTB was an independent clinical factor associated with higher 30-day mortality rate in CAP patients (HR = 4.45, 95% CI: 1.81–10.98, P = 0.001). Conclusion: History of prior PTB is an independent clinical factor for increased 30-day mortality rate in ICU-admitted CAP patients, but not in ICU-admitted HCAP patients. Keywords: Community-acquired pneumonia, Healthcare-associated pneumonia, Intensive care unit, Mortality, Tuberculosishttp://www.sciencedirect.com/science/article/pii/S1684118218303463
spellingShingle Fan-Min Lin
Jia-Yih Feng
Wen-Feng Fang
Chieh-Liang Wu
Chong-Jen Yu
Meng-Chih Lin
Shih-Chi Ku
Chang-Wen Chen
Chih-Yen Tu
Kuang-Yao Yang
Impact of prior pulmonary tuberculosis in treatment outcomes of HCAP and CAP patients in intensive care units
Journal of Microbiology, Immunology and Infection
title Impact of prior pulmonary tuberculosis in treatment outcomes of HCAP and CAP patients in intensive care units
title_full Impact of prior pulmonary tuberculosis in treatment outcomes of HCAP and CAP patients in intensive care units
title_fullStr Impact of prior pulmonary tuberculosis in treatment outcomes of HCAP and CAP patients in intensive care units
title_full_unstemmed Impact of prior pulmonary tuberculosis in treatment outcomes of HCAP and CAP patients in intensive care units
title_short Impact of prior pulmonary tuberculosis in treatment outcomes of HCAP and CAP patients in intensive care units
title_sort impact of prior pulmonary tuberculosis in treatment outcomes of hcap and cap patients in intensive care units
url http://www.sciencedirect.com/science/article/pii/S1684118218303463
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