Mortality after bloodstream infections in allogeneic haematopoietic stem cell transplant (HSCT) recipients

Purpose Bloodstream infections (BSIs) are frequent after allogeneic haematopoietic stem cell transplantation (HSCT). The aim of this study was to identify predictors of mortality after BSI in patients who undergo HSCT. Methods Patients who underwent HSCT between 1 January 2004 and 31 January 2008 an...

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Veröffentlicht in:Infection 2012-06, Vol.40 (3), p.271-278
Hauptverfasser: Mikulska, M., Del Bono, V., Bruzzi, P., Raiola, A. M., Gualandi, F., Van Lint, M. T., Bacigalupo, A., Viscoli, C.
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container_end_page 278
container_issue 3
container_start_page 271
container_title Infection
container_volume 40
creator Mikulska, M.
Del Bono, V.
Bruzzi, P.
Raiola, A. M.
Gualandi, F.
Van Lint, M. T.
Bacigalupo, A.
Viscoli, C.
description Purpose Bloodstream infections (BSIs) are frequent after allogeneic haematopoietic stem cell transplantation (HSCT). The aim of this study was to identify predictors of mortality after BSI in patients who undergo HSCT. Methods Patients who underwent HSCT between 1 January 2004 and 31 January 2008 and developed BSI during the first year post-transplantation were included. Variables influencing overall mortality at 7 and 30 days after BSI were analysed. Results BSIs developed in 149 patients, within a median of 9 days after undergoing HSCT. Early and late mortality were 15 and 27%, respectively. Of the BSI, 54% were due to Gram-positive microorganisms, 33% were due to Gram-negative microogranisms, 10% were polymicrobial and 3% were fungal. The associated 7-and 30-day mortality was respectively 10 and 24% (Gram positive), 22 and 31% (Gram negative; Pseudomonas aeruginosa mortality 67%, all within 7 days), 13 and 27% (polymicrobial) and 40% (fungal, all within 7 days). Early mortality was higher in relapsed disease at HSCT (25.9%, p  = 0.01), but lower in early (i.e. within 20 days of HSCT) BSI (11.7%, p  = 0.03) and BSI due to Gram-positive infective agents (10%, p  = 0.05). Multivariate analysis confirmed a higher mortality in late BSI [odds ratio (OR) 3.29, p  = 0.03] and relapsed disease at HSCT (OR 2.2, p  = 0.04). Late mortality was associated with the type of underlying disease (OR 0.44 for diseases other than acute leukaemia, p  = 0.05) and its status (OR 6.04 for relapse at HSCT, p  = 0.001). Appropriate empirical therapy was associated with lower early and late mortality in single Gram-negative BSI (16 vs. 45% for 7-day mortality, p  = 0.09; 21 vs. 64% for 30-day mortality, p  = 0.02). Conclusions BSIs are frequent during the first year after HSCT and are associated with a high mortality rate. The aetiology influenced early mortality, while the type and phase of the underlying disease played a pivotal role in late mortality. Appropriate empirical therapy is crucial in BSI due to Gram-negative infective agents.
doi_str_mv 10.1007/s15010-011-0229-y
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M. ; Gualandi, F. ; Van Lint, M. T. ; Bacigalupo, A. ; Viscoli, C.</creator><creatorcontrib>Mikulska, M. ; Del Bono, V. ; Bruzzi, P. ; Raiola, A. M. ; Gualandi, F. ; Van Lint, M. T. ; Bacigalupo, A. ; Viscoli, C.</creatorcontrib><description>Purpose Bloodstream infections (BSIs) are frequent after allogeneic haematopoietic stem cell transplantation (HSCT). The aim of this study was to identify predictors of mortality after BSI in patients who undergo HSCT. Methods Patients who underwent HSCT between 1 January 2004 and 31 January 2008 and developed BSI during the first year post-transplantation were included. Variables influencing overall mortality at 7 and 30 days after BSI were analysed. Results BSIs developed in 149 patients, within a median of 9 days after undergoing HSCT. Early and late mortality were 15 and 27%, respectively. Of the BSI, 54% were due to Gram-positive microorganisms, 33% were due to Gram-negative microogranisms, 10% were polymicrobial and 3% were fungal. The associated 7-and 30-day mortality was respectively 10 and 24% (Gram positive), 22 and 31% (Gram negative; Pseudomonas aeruginosa mortality 67%, all within 7 days), 13 and 27% (polymicrobial) and 40% (fungal, all within 7 days). Early mortality was higher in relapsed disease at HSCT (25.9%, p  = 0.01), but lower in early (i.e. within 20 days of HSCT) BSI (11.7%, p  = 0.03) and BSI due to Gram-positive infective agents (10%, p  = 0.05). Multivariate analysis confirmed a higher mortality in late BSI [odds ratio (OR) 3.29, p  = 0.03] and relapsed disease at HSCT (OR 2.2, p  = 0.04). Late mortality was associated with the type of underlying disease (OR 0.44 for diseases other than acute leukaemia, p  = 0.05) and its status (OR 6.04 for relapse at HSCT, p  = 0.001). Appropriate empirical therapy was associated with lower early and late mortality in single Gram-negative BSI (16 vs. 45% for 7-day mortality, p  = 0.09; 21 vs. 64% for 30-day mortality, p  = 0.02). Conclusions BSIs are frequent during the first year after HSCT and are associated with a high mortality rate. The aetiology influenced early mortality, while the type and phase of the underlying disease played a pivotal role in late mortality. Appropriate empirical therapy is crucial in BSI due to Gram-negative infective agents.</description><identifier>ISSN: 0300-8126</identifier><identifier>EISSN: 1439-0973</identifier><identifier>DOI: 10.1007/s15010-011-0229-y</identifier><identifier>PMID: 22187340</identifier><language>eng</language><publisher>Berlin/Heidelberg: Springer-Verlag</publisher><subject>Adolescent ; Adult ; Aged ; Bacteremia - epidemiology ; Bacteremia - microbiology ; Bacteremia - mortality ; Bacteria - isolation &amp; purification ; Clinical and Epidemiological Study ; Cohort Studies ; Coinfection - epidemiology ; Coinfection - microbiology ; Coinfection - mortality ; Family Medicine ; Female ; Fungemia - epidemiology ; Fungemia - microbiology ; Fungemia - mortality ; Fungi - isolation &amp; purification ; General Practice ; Hematopoietic Stem Cell Transplantation - adverse effects ; Hematopoietic Stem Cell Transplantation - mortality ; Hematopoietic Stem Cell Transplantation - statistics &amp; numerical data ; Humans ; Infectious Diseases ; Internal Medicine ; Italy ; Leukemia ; Male ; Medicine ; Medicine &amp; Public Health ; Microorganisms ; Middle Aged ; Mortality ; Multivariate Analysis ; Odds Ratio ; Retrospective Studies ; Risk Factors ; Stem cells ; Survival Analysis ; Time Factors ; Transplantation, Homologous - adverse effects ; Transplantation, Homologous - mortality ; Transplantation, Homologous - statistics &amp; numerical data ; Young Adult</subject><ispartof>Infection, 2012-06, Vol.40 (3), p.271-278</ispartof><rights>Springer-Verlag 2011</rights><rights>Springer-Verlag 2012</rights><lds50>peer_reviewed</lds50><woscitedreferencessubscribed>false</woscitedreferencessubscribed><citedby>FETCH-LOGICAL-c372t-a2163c0854eaa7c3d19799ca0173c030e1ea101c06f024aa8566a0605bc441683</citedby><cites>FETCH-LOGICAL-c372t-a2163c0854eaa7c3d19799ca0173c030e1ea101c06f024aa8566a0605bc441683</cites></display><links><openurl>$$Topenurl_article</openurl><openurlfulltext>$$Topenurlfull_article</openurlfulltext><thumbnail>$$Tsyndetics_thumb_exl</thumbnail><linktopdf>$$Uhttps://link.springer.com/content/pdf/10.1007/s15010-011-0229-y$$EPDF$$P50$$Gspringer$$H</linktopdf><linktohtml>$$Uhttps://link.springer.com/10.1007/s15010-011-0229-y$$EHTML$$P50$$Gspringer$$H</linktohtml><link.rule.ids>314,776,780,27901,27902,41464,42533,51294</link.rule.ids><backlink>$$Uhttps://www.ncbi.nlm.nih.gov/pubmed/22187340$$D View this record in MEDLINE/PubMed$$Hfree_for_read</backlink></links><search><creatorcontrib>Mikulska, M.</creatorcontrib><creatorcontrib>Del Bono, V.</creatorcontrib><creatorcontrib>Bruzzi, P.</creatorcontrib><creatorcontrib>Raiola, A. M.</creatorcontrib><creatorcontrib>Gualandi, F.</creatorcontrib><creatorcontrib>Van Lint, M. T.</creatorcontrib><creatorcontrib>Bacigalupo, A.</creatorcontrib><creatorcontrib>Viscoli, C.</creatorcontrib><title>Mortality after bloodstream infections in allogeneic haematopoietic stem cell transplant (HSCT) recipients</title><title>Infection</title><addtitle>Infection</addtitle><addtitle>Infection</addtitle><description>Purpose Bloodstream infections (BSIs) are frequent after allogeneic haematopoietic stem cell transplantation (HSCT). The aim of this study was to identify predictors of mortality after BSI in patients who undergo HSCT. Methods Patients who underwent HSCT between 1 January 2004 and 31 January 2008 and developed BSI during the first year post-transplantation were included. Variables influencing overall mortality at 7 and 30 days after BSI were analysed. Results BSIs developed in 149 patients, within a median of 9 days after undergoing HSCT. Early and late mortality were 15 and 27%, respectively. Of the BSI, 54% were due to Gram-positive microorganisms, 33% were due to Gram-negative microogranisms, 10% were polymicrobial and 3% were fungal. The associated 7-and 30-day mortality was respectively 10 and 24% (Gram positive), 22 and 31% (Gram negative; Pseudomonas aeruginosa mortality 67%, all within 7 days), 13 and 27% (polymicrobial) and 40% (fungal, all within 7 days). Early mortality was higher in relapsed disease at HSCT (25.9%, p  = 0.01), but lower in early (i.e. within 20 days of HSCT) BSI (11.7%, p  = 0.03) and BSI due to Gram-positive infective agents (10%, p  = 0.05). Multivariate analysis confirmed a higher mortality in late BSI [odds ratio (OR) 3.29, p  = 0.03] and relapsed disease at HSCT (OR 2.2, p  = 0.04). Late mortality was associated with the type of underlying disease (OR 0.44 for diseases other than acute leukaemia, p  = 0.05) and its status (OR 6.04 for relapse at HSCT, p  = 0.001). Appropriate empirical therapy was associated with lower early and late mortality in single Gram-negative BSI (16 vs. 45% for 7-day mortality, p  = 0.09; 21 vs. 64% for 30-day mortality, p  = 0.02). Conclusions BSIs are frequent during the first year after HSCT and are associated with a high mortality rate. The aetiology influenced early mortality, while the type and phase of the underlying disease played a pivotal role in late mortality. Appropriate empirical therapy is crucial in BSI due to Gram-negative infective agents.</description><subject>Adolescent</subject><subject>Adult</subject><subject>Aged</subject><subject>Bacteremia - epidemiology</subject><subject>Bacteremia - microbiology</subject><subject>Bacteremia - mortality</subject><subject>Bacteria - isolation &amp; purification</subject><subject>Clinical and Epidemiological Study</subject><subject>Cohort Studies</subject><subject>Coinfection - epidemiology</subject><subject>Coinfection - microbiology</subject><subject>Coinfection - mortality</subject><subject>Family Medicine</subject><subject>Female</subject><subject>Fungemia - epidemiology</subject><subject>Fungemia - microbiology</subject><subject>Fungemia - mortality</subject><subject>Fungi - isolation &amp; purification</subject><subject>General Practice</subject><subject>Hematopoietic Stem Cell Transplantation - adverse effects</subject><subject>Hematopoietic Stem Cell Transplantation - mortality</subject><subject>Hematopoietic Stem Cell Transplantation - statistics &amp; numerical data</subject><subject>Humans</subject><subject>Infectious Diseases</subject><subject>Internal Medicine</subject><subject>Italy</subject><subject>Leukemia</subject><subject>Male</subject><subject>Medicine</subject><subject>Medicine &amp; Public Health</subject><subject>Microorganisms</subject><subject>Middle Aged</subject><subject>Mortality</subject><subject>Multivariate Analysis</subject><subject>Odds Ratio</subject><subject>Retrospective Studies</subject><subject>Risk Factors</subject><subject>Stem cells</subject><subject>Survival Analysis</subject><subject>Time Factors</subject><subject>Transplantation, Homologous - adverse effects</subject><subject>Transplantation, Homologous - mortality</subject><subject>Transplantation, Homologous - statistics &amp; numerical data</subject><subject>Young Adult</subject><issn>0300-8126</issn><issn>1439-0973</issn><fulltext>true</fulltext><rsrctype>article</rsrctype><creationdate>2012</creationdate><recordtype>article</recordtype><sourceid>EIF</sourceid><sourceid>BENPR</sourceid><recordid>eNp1kU1vEzEQhi0EomnKD-CCLHFpDwsz9n4eUdQvqYgD7Xk1cWaLo117sZ1D_n0dUipUiZPt8TPvjN5XiI8IXxCg-RqxAoQCEAtQqiv2b8QCS90V0DX6rViABihaVPWJOI1xCwBVVzbvxYlS2Da6hIXYfvch0WjTXtKQOMj16P0mpsA0SesGNsl6F_NV0jj6R3ZsjfxFPFHys7ec8jMmnqThcZQpkIvzSC7J85ufq_sLGdjY2bJL8Uy8G2iM_OH5XIqHq8v71U1x9-P6dvXtrjC6UakghbU20FYlEzVGb7Brus4QYJPLGhiZENBAPYAqidqqrglqqNamLLFu9VKcH3Xn4H_vOKZ-svGwHTn2u9hj9qotVZcdWIrPr9Ct3wWXt_tDVRXmSZnCI2WCjzHw0M_BThT2GeoPQfTHIPocRH8Iot_nnk_Pyrv1xJuXjr_OZ0AdgZi_3COHf0f_T_UJHRaTTA</recordid><startdate>20120601</startdate><enddate>20120601</enddate><creator>Mikulska, M.</creator><creator>Del Bono, V.</creator><creator>Bruzzi, P.</creator><creator>Raiola, A. 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M.</au><au>Gualandi, F.</au><au>Van Lint, M. T.</au><au>Bacigalupo, A.</au><au>Viscoli, C.</au><format>journal</format><genre>article</genre><ristype>JOUR</ristype><atitle>Mortality after bloodstream infections in allogeneic haematopoietic stem cell transplant (HSCT) recipients</atitle><jtitle>Infection</jtitle><stitle>Infection</stitle><addtitle>Infection</addtitle><date>2012-06-01</date><risdate>2012</risdate><volume>40</volume><issue>3</issue><spage>271</spage><epage>278</epage><pages>271-278</pages><issn>0300-8126</issn><eissn>1439-0973</eissn><abstract>Purpose Bloodstream infections (BSIs) are frequent after allogeneic haematopoietic stem cell transplantation (HSCT). The aim of this study was to identify predictors of mortality after BSI in patients who undergo HSCT. Methods Patients who underwent HSCT between 1 January 2004 and 31 January 2008 and developed BSI during the first year post-transplantation were included. Variables influencing overall mortality at 7 and 30 days after BSI were analysed. Results BSIs developed in 149 patients, within a median of 9 days after undergoing HSCT. Early and late mortality were 15 and 27%, respectively. Of the BSI, 54% were due to Gram-positive microorganisms, 33% were due to Gram-negative microogranisms, 10% were polymicrobial and 3% were fungal. The associated 7-and 30-day mortality was respectively 10 and 24% (Gram positive), 22 and 31% (Gram negative; Pseudomonas aeruginosa mortality 67%, all within 7 days), 13 and 27% (polymicrobial) and 40% (fungal, all within 7 days). Early mortality was higher in relapsed disease at HSCT (25.9%, p  = 0.01), but lower in early (i.e. within 20 days of HSCT) BSI (11.7%, p  = 0.03) and BSI due to Gram-positive infective agents (10%, p  = 0.05). Multivariate analysis confirmed a higher mortality in late BSI [odds ratio (OR) 3.29, p  = 0.03] and relapsed disease at HSCT (OR 2.2, p  = 0.04). Late mortality was associated with the type of underlying disease (OR 0.44 for diseases other than acute leukaemia, p  = 0.05) and its status (OR 6.04 for relapse at HSCT, p  = 0.001). Appropriate empirical therapy was associated with lower early and late mortality in single Gram-negative BSI (16 vs. 45% for 7-day mortality, p  = 0.09; 21 vs. 64% for 30-day mortality, p  = 0.02). Conclusions BSIs are frequent during the first year after HSCT and are associated with a high mortality rate. The aetiology influenced early mortality, while the type and phase of the underlying disease played a pivotal role in late mortality. Appropriate empirical therapy is crucial in BSI due to Gram-negative infective agents.</abstract><cop>Berlin/Heidelberg</cop><pub>Springer-Verlag</pub><pmid>22187340</pmid><doi>10.1007/s15010-011-0229-y</doi><tpages>8</tpages></addata></record>
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subjects Adolescent
Adult
Aged
Bacteremia - epidemiology
Bacteremia - microbiology
Bacteremia - mortality
Bacteria - isolation & purification
Clinical and Epidemiological Study
Cohort Studies
Coinfection - epidemiology
Coinfection - microbiology
Coinfection - mortality
Family Medicine
Female
Fungemia - epidemiology
Fungemia - microbiology
Fungemia - mortality
Fungi - isolation & purification
General Practice
Hematopoietic Stem Cell Transplantation - adverse effects
Hematopoietic Stem Cell Transplantation - mortality
Hematopoietic Stem Cell Transplantation - statistics & numerical data
Humans
Infectious Diseases
Internal Medicine
Italy
Leukemia
Male
Medicine
Medicine & Public Health
Microorganisms
Middle Aged
Mortality
Multivariate Analysis
Odds Ratio
Retrospective Studies
Risk Factors
Stem cells
Survival Analysis
Time Factors
Transplantation, Homologous - adverse effects
Transplantation, Homologous - mortality
Transplantation, Homologous - statistics & numerical data
Young Adult
title Mortality after bloodstream infections in allogeneic haematopoietic stem cell transplant (HSCT) recipients
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