Early and high-volume administration of sodium bicarbonate in sepsis-associated acute kidney injury in patients with malignancies, during continuous renal replacement therapy

Introduction Sepsis is an uncontrolled systemic response to infection that leads to life-threatening organ dysfunction. The in-hospital mortality rate remains significantly high in septic shock patients with malignancies. This study investigates whether early and high-volume administration of sodium...

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Main Authors: Lamei Ouyang, Yin Pan, Ya-Fei Wu, Qiang Tang, Dao-Feng Wang, Ning Lou
Format: Article
Language:English
Published: Taylor & Francis Group 2025-12-01
Series:Renal Failure
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Online Access:https://www.tandfonline.com/doi/10.1080/0886022X.2024.2443026
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author Lamei Ouyang
Yin Pan
Ya-Fei Wu
Qiang Tang
Dao-Feng Wang
Ning Lou
author_facet Lamei Ouyang
Yin Pan
Ya-Fei Wu
Qiang Tang
Dao-Feng Wang
Ning Lou
author_sort Lamei Ouyang
collection DOAJ
description Introduction Sepsis is an uncontrolled systemic response to infection that leads to life-threatening organ dysfunction. The in-hospital mortality rate remains significantly high in septic shock patients with malignancies. This study investigates whether early and high-volume administration of sodium bicarbonate during continuous renal replacement therapy (CRRT) can reduce 28-day mortality, increase shock reversal rates, and shorten the duration of CRRT, mechanical ventilation, and intensive care unit (ICU) stays. The goal is to provide valuable clinical data for the management of cancer patients with sepsis-associated acute kidney injury (SAKI).Materials and methods A retrospective study was performed on 88 patients who were admitted to the ICU and received continuous renal replacement therapy (CRRT) for acute renal failure secondary to sepsis at the Cancer Center of Sun Yat-sen University from March 2010 to October 2021. Based on the initiation time of CRRT and the volume of sodium bicarbonate infusion, patients were divided into four groups: the early high-volume group, early low-volume group, late high-volume group, and late low-volume group.Results The results of this study showed that in the 28-day mortality model, established using the Cox proportional hazards method, early CRRT (HR 0.473; 95% CI 0.245–0.915, p = 0.026) and high-volume sodium bicarbonate infusion (HR 0.173; 95% CI 0.078–0.383, p < 0.001) were identified as two independent protective factors. The 28-day mortality rate in the early high-volume group (15.0%) was significantly lower than that of the other three groups (60.0%, 30.0%, and 75.0%, respectively; χ2 = 23.822, p < 0.001). Additionally, the shock reversal rate in the early high-volume group (80.0%) was significantly higher compared to the other groups (35.0%, 45.0%, and 35.7%; χ2 =13.576, p = 0.004). The duration of CRRT was shorter in the early high-volume group (35.0 ± 4.45 h) than in the other groups (70.0 ± 30.19 h, 48.0 ± 5.22 h, and 72.0 ± 19.84 h; χ2 =11.278, p = 0.01). Furthermore, the duration of mechanical ventilation (7.0 ± 3.33 days) was lower in the early high-volume group compared to the other groups (8.0 ± 1.12 days,10.0 ± 1.11 days, and 8.0 ± 2.65 days; χ2 =8.064, p = 0.045), as was the length of ICU stay (7.0 ± 0.89 days) compared to the other groups (13.0 ± 3.35 days, 10.0 ± 1.49 days, and10.0 ± 3.70 days; χ2 = 9.184, p = 0.027).Conclusion Early and high-volume administration of sodium bicarbonate during CRRT may reduce 28-day mortality and improve shock reversal rates in patients with sepsis-associated acute kidney injury complicated by malignancy. Prospective randomized controlled large sample studies are needed to confirm this.
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spelling doaj-art-61a00a621a24443da12494abac6007b92025-01-14T06:07:34ZengTaylor & Francis GroupRenal Failure0886-022X1525-60492025-12-0147110.1080/0886022X.2024.2443026Early and high-volume administration of sodium bicarbonate in sepsis-associated acute kidney injury in patients with malignancies, during continuous renal replacement therapyLamei Ouyang0Yin Pan1Ya-Fei Wu2Qiang Tang3Dao-Feng Wang4Ning Lou5Department of Critical Care Medicine, Sun Yat-Sen University Cancer Center, State Key Laboratory of Oncology in South China, Collaborative Innovation Center for Cancer Medicine, Guangzhou, P. R, ChinaDepartment of Medical Oncology, Sun Yat-Sen University Cancer Center, State Key Laboratory of Oncology in South China, Collaborative Innovation Center for Cancer Medicine, Guangzhou, P. R. ChinaDepartment of Critical Care Medicine, Sun Yat-Sen University Cancer Center, State Key Laboratory of Oncology in South China, Collaborative Innovation Center for Cancer Medicine, Guangzhou, P. R, ChinaDepartment of Critical Care Medicine, Sun Yat-Sen University Cancer Center, State Key Laboratory of Oncology in South China, Collaborative Innovation Center for Cancer Medicine, Guangzhou, P. R, ChinaDepartment of Critical Care Medicine, Sun Yat-Sen University Cancer Center, State Key Laboratory of Oncology in South China, Collaborative Innovation Center for Cancer Medicine, Guangzhou, P. R, ChinaDepartment of Critical Care Medicine, Sun Yat-Sen University Cancer Center, State Key Laboratory of Oncology in South China, Collaborative Innovation Center for Cancer Medicine, Guangzhou, P. R, ChinaIntroduction Sepsis is an uncontrolled systemic response to infection that leads to life-threatening organ dysfunction. The in-hospital mortality rate remains significantly high in septic shock patients with malignancies. This study investigates whether early and high-volume administration of sodium bicarbonate during continuous renal replacement therapy (CRRT) can reduce 28-day mortality, increase shock reversal rates, and shorten the duration of CRRT, mechanical ventilation, and intensive care unit (ICU) stays. The goal is to provide valuable clinical data for the management of cancer patients with sepsis-associated acute kidney injury (SAKI).Materials and methods A retrospective study was performed on 88 patients who were admitted to the ICU and received continuous renal replacement therapy (CRRT) for acute renal failure secondary to sepsis at the Cancer Center of Sun Yat-sen University from March 2010 to October 2021. Based on the initiation time of CRRT and the volume of sodium bicarbonate infusion, patients were divided into four groups: the early high-volume group, early low-volume group, late high-volume group, and late low-volume group.Results The results of this study showed that in the 28-day mortality model, established using the Cox proportional hazards method, early CRRT (HR 0.473; 95% CI 0.245–0.915, p = 0.026) and high-volume sodium bicarbonate infusion (HR 0.173; 95% CI 0.078–0.383, p < 0.001) were identified as two independent protective factors. The 28-day mortality rate in the early high-volume group (15.0%) was significantly lower than that of the other three groups (60.0%, 30.0%, and 75.0%, respectively; χ2 = 23.822, p < 0.001). Additionally, the shock reversal rate in the early high-volume group (80.0%) was significantly higher compared to the other groups (35.0%, 45.0%, and 35.7%; χ2 =13.576, p = 0.004). The duration of CRRT was shorter in the early high-volume group (35.0 ± 4.45 h) than in the other groups (70.0 ± 30.19 h, 48.0 ± 5.22 h, and 72.0 ± 19.84 h; χ2 =11.278, p = 0.01). Furthermore, the duration of mechanical ventilation (7.0 ± 3.33 days) was lower in the early high-volume group compared to the other groups (8.0 ± 1.12 days,10.0 ± 1.11 days, and 8.0 ± 2.65 days; χ2 =8.064, p = 0.045), as was the length of ICU stay (7.0 ± 0.89 days) compared to the other groups (13.0 ± 3.35 days, 10.0 ± 1.49 days, and10.0 ± 3.70 days; χ2 = 9.184, p = 0.027).Conclusion Early and high-volume administration of sodium bicarbonate during CRRT may reduce 28-day mortality and improve shock reversal rates in patients with sepsis-associated acute kidney injury complicated by malignancy. Prospective randomized controlled large sample studies are needed to confirm this.https://www.tandfonline.com/doi/10.1080/0886022X.2024.2443026Sepsis-associated acute kidney injurymalignancycontinuous renal replacement therapysodium bicarbonatemortality
spellingShingle Lamei Ouyang
Yin Pan
Ya-Fei Wu
Qiang Tang
Dao-Feng Wang
Ning Lou
Early and high-volume administration of sodium bicarbonate in sepsis-associated acute kidney injury in patients with malignancies, during continuous renal replacement therapy
Renal Failure
Sepsis-associated acute kidney injury
malignancy
continuous renal replacement therapy
sodium bicarbonate
mortality
title Early and high-volume administration of sodium bicarbonate in sepsis-associated acute kidney injury in patients with malignancies, during continuous renal replacement therapy
title_full Early and high-volume administration of sodium bicarbonate in sepsis-associated acute kidney injury in patients with malignancies, during continuous renal replacement therapy
title_fullStr Early and high-volume administration of sodium bicarbonate in sepsis-associated acute kidney injury in patients with malignancies, during continuous renal replacement therapy
title_full_unstemmed Early and high-volume administration of sodium bicarbonate in sepsis-associated acute kidney injury in patients with malignancies, during continuous renal replacement therapy
title_short Early and high-volume administration of sodium bicarbonate in sepsis-associated acute kidney injury in patients with malignancies, during continuous renal replacement therapy
title_sort early and high volume administration of sodium bicarbonate in sepsis associated acute kidney injury in patients with malignancies during continuous renal replacement therapy
topic Sepsis-associated acute kidney injury
malignancy
continuous renal replacement therapy
sodium bicarbonate
mortality
url https://www.tandfonline.com/doi/10.1080/0886022X.2024.2443026
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