Serum lactates and acute kidney injury in patients with sepsis: A cohort analysis

Granting the association of lactates with mortality has been largely documented in critically ill patients with sepsis, its association with the development of acute kidney injury (AKI) in this setting is not well established. We aimed to analyze the association of serum lactates at intensive care u...

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Main Authors: Miguel Gonçalves, Joana Gameiro, Marta Pereira, Natacha Rodrigues, Iolanda Godinho, Marta Neves, João Gouveia, Zélia Costa e Silva, Sofia Jorge, José António Lopes
Format: Article
Language:English
Published: Taylor & Francis Group 2017-01-01
Series:Cogent Medicine
Subjects:
Online Access:http://dx.doi.org/10.1080/2331205X.2017.1388209
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author Miguel Gonçalves
Joana Gameiro
Marta Pereira
Natacha Rodrigues
Iolanda Godinho
Marta Neves
João Gouveia
Zélia Costa e Silva
Sofia Jorge
José António Lopes
author_facet Miguel Gonçalves
Joana Gameiro
Marta Pereira
Natacha Rodrigues
Iolanda Godinho
Marta Neves
João Gouveia
Zélia Costa e Silva
Sofia Jorge
José António Lopes
author_sort Miguel Gonçalves
collection DOAJ
description Granting the association of lactates with mortality has been largely documented in critically ill patients with sepsis, its association with the development of acute kidney injury (AKI) in this setting is not well established. We aimed to analyze the association of serum lactates at intensive care unit (ICU) admission with the occurrence AKI in a cohort of critically ill septic patients. Materials and methods: This study is retrospective including 457 adult patients with sepsis admitted to the Division of Intensive Medicine of the Centro Hospitalar Lisboa Norte (Lisbon, Portugal) between January 2008 and December 2014. The Kidney Disease Improving Global Outcomes (KDIGO) classification was used to diagnose and classify patients developing AKI within the first week of hospitalization. Logistic regression analysis was employed to determine factors associated with AKI development. Data were expressed as odds ratios (ORs) with 95% confidence intervals (CIs). Statistical significance was defined as a p-value < 0.05. Results: AKI occurred in 87.5% of patients with a maximum KDIGO category (19.5% with stage 1, 22.6% with stage 2 and 45.4% with stage 3). Serum lactates were higher among patients developing AKI as compared with non-AKI patients (mmol/L 29.9 ± 25.7 vs. 18.6 ± 9.3, p = 0.001; unadjusted OR 1.04 (95% CI 1.02–1.07), p = 0.001; adjusted OR 1.03 (95% CI 1.01–1.06), p = 0.024), and they were progressively higher in accordance with AKI severity (stage 1, 24.5 ± 18.7; stage 2, 25.5 ± 16.9; stage 3, 34.6 ± 30.7; p = 0.001). Conclusions: Serum lactates at ICU admission were independently associated with the occurrence of AKI in critically ill patients with sepsis.
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spelling doaj.art-3c3a0580bfd84f4f9d4179a8fd6176b12022-12-22T03:52:14ZengTaylor & Francis GroupCogent Medicine2331-205X2017-01-014110.1080/2331205X.2017.13882091388209Serum lactates and acute kidney injury in patients with sepsis: A cohort analysisMiguel Gonçalves0Joana Gameiro1Marta Pereira2Natacha Rodrigues3Iolanda Godinho4Marta Neves5João Gouveia6Zélia Costa e Silva7Sofia Jorge8José António Lopes9Hospital Central do FunchalCentro Hospitalar Lisboa NorteCentro Hospitalar Lisboa NorteCentro Hospitalar Lisboa NorteCentro Hospitalar Lisboa NorteCentro Hospitalar Lisboa NorteCentro Hospitalar Lisboa NorteCentro Hospitalar Lisboa NorteCentro Hospitalar Lisboa NorteCentro Hospitalar Lisboa NorteGranting the association of lactates with mortality has been largely documented in critically ill patients with sepsis, its association with the development of acute kidney injury (AKI) in this setting is not well established. We aimed to analyze the association of serum lactates at intensive care unit (ICU) admission with the occurrence AKI in a cohort of critically ill septic patients. Materials and methods: This study is retrospective including 457 adult patients with sepsis admitted to the Division of Intensive Medicine of the Centro Hospitalar Lisboa Norte (Lisbon, Portugal) between January 2008 and December 2014. The Kidney Disease Improving Global Outcomes (KDIGO) classification was used to diagnose and classify patients developing AKI within the first week of hospitalization. Logistic regression analysis was employed to determine factors associated with AKI development. Data were expressed as odds ratios (ORs) with 95% confidence intervals (CIs). Statistical significance was defined as a p-value < 0.05. Results: AKI occurred in 87.5% of patients with a maximum KDIGO category (19.5% with stage 1, 22.6% with stage 2 and 45.4% with stage 3). Serum lactates were higher among patients developing AKI as compared with non-AKI patients (mmol/L 29.9 ± 25.7 vs. 18.6 ± 9.3, p = 0.001; unadjusted OR 1.04 (95% CI 1.02–1.07), p = 0.001; adjusted OR 1.03 (95% CI 1.01–1.06), p = 0.024), and they were progressively higher in accordance with AKI severity (stage 1, 24.5 ± 18.7; stage 2, 25.5 ± 16.9; stage 3, 34.6 ± 30.7; p = 0.001). Conclusions: Serum lactates at ICU admission were independently associated with the occurrence of AKI in critically ill patients with sepsis.http://dx.doi.org/10.1080/2331205X.2017.1388209acute kidney injuryintensive carelactatessepsis
spellingShingle Miguel Gonçalves
Joana Gameiro
Marta Pereira
Natacha Rodrigues
Iolanda Godinho
Marta Neves
João Gouveia
Zélia Costa e Silva
Sofia Jorge
José António Lopes
Serum lactates and acute kidney injury in patients with sepsis: A cohort analysis
Cogent Medicine
acute kidney injury
intensive care
lactates
sepsis
title Serum lactates and acute kidney injury in patients with sepsis: A cohort analysis
title_full Serum lactates and acute kidney injury in patients with sepsis: A cohort analysis
title_fullStr Serum lactates and acute kidney injury in patients with sepsis: A cohort analysis
title_full_unstemmed Serum lactates and acute kidney injury in patients with sepsis: A cohort analysis
title_short Serum lactates and acute kidney injury in patients with sepsis: A cohort analysis
title_sort serum lactates and acute kidney injury in patients with sepsis a cohort analysis
topic acute kidney injury
intensive care
lactates
sepsis
url http://dx.doi.org/10.1080/2331205X.2017.1388209
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