Impact of Albumin Leakage on the Mortality of Patients Receiving Hemodialysis or Online Hemodiafiltration

<b>Background</b>: Online hemodiafiltration (OHDF) has a lower mortality rate than hemodialysis (HD). We aimed to investigate the impact of the albumin leakage on the mortality of patients receiving HD or OHDF. <b>Methods</b>: In this single-center study, consecutive patients...

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Main Authors: Manabu Tashiro, Kazuyoshi Okada, Yusaku Tanaka, Hiroyuki Michiwaki, Hisato Shima, Tomoko Inoue, Toshio Doi, Jun Minakuchi
Format: Article
Language:English
Published: MDPI AG 2024-03-01
Series:Journal of Clinical Medicine
Subjects:
Online Access:https://www.mdpi.com/2077-0383/13/7/1865
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author Manabu Tashiro
Kazuyoshi Okada
Yusaku Tanaka
Hiroyuki Michiwaki
Hisato Shima
Tomoko Inoue
Toshio Doi
Jun Minakuchi
author_facet Manabu Tashiro
Kazuyoshi Okada
Yusaku Tanaka
Hiroyuki Michiwaki
Hisato Shima
Tomoko Inoue
Toshio Doi
Jun Minakuchi
author_sort Manabu Tashiro
collection DOAJ
description <b>Background</b>: Online hemodiafiltration (OHDF) has a lower mortality rate than hemodialysis (HD). We aimed to investigate the impact of the albumin leakage on the mortality of patients receiving HD or OHDF. <b>Methods</b>: In this single-center study, consecutive patients receiving renal replacement therapy between January and April 2018 were retrospectively registered. Using (1:1) propensity score matching, 3-year all-cause mortality was compared between patients receiving HD and OHDF, and the impact of albumin leakage on the mortality rate in both groups was investigated. <b>Results</b>: Of the 460 patients, 137 patients receiving HD were matched with an equal number of patients receiving OHDF. OHDF was associated with higher albumin leakage (<i>p</i> < 0.001) and a lower mortality than HD (log-rank test, <i>p</i> < 0.001). Albumin leakage was associated with mortality in patients receiving HD (per 1 g increase, hazard ratio (HR): 0.495, 95% confidence interval (CI): 0.275–0.888) and patients receiving OHDF (per 1 g increase, HR: 0.734, 95% CI: 0.588–0.915). Patients receiving HD, with the highest albumin leakage tertile (>3 g), had a similar mortality rate to patients receiving OHDF, with similar albumin leakage. <b>Conclusions</b>: The negative relationship between albumin leakage and mortality suggests the benefit of removing middle- to -large-molecular-weight substances to improve survival.
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spelling doaj.art-464442cc253e440da32729571d4bb37e2024-04-12T13:20:52ZengMDPI AGJournal of Clinical Medicine2077-03832024-03-01137186510.3390/jcm13071865Impact of Albumin Leakage on the Mortality of Patients Receiving Hemodialysis or Online HemodiafiltrationManabu Tashiro0Kazuyoshi Okada1Yusaku Tanaka2Hiroyuki Michiwaki3Hisato Shima4Tomoko Inoue5Toshio Doi6Jun Minakuchi7Department of Nephrology, Kawashima Hospital, 6-1 Kitasakoichiban-Cho, Tokushima-City 770-0011, JapanDepartment of Nephrology, Kawashima Hospital, 6-1 Kitasakoichiban-Cho, Tokushima-City 770-0011, JapanDepartment of Clinical Engineering, Kawashima Hospital, 6-1 Kitasakoiciban-Cho, Tokushima-City 770-0011, JapanDepartment of Clinical Engineering, Kawashima Hospital, 6-1 Kitasakoiciban-Cho, Tokushima-City 770-0011, JapanDepartment of Nephrology, Kawashima Hospital, 6-1 Kitasakoichiban-Cho, Tokushima-City 770-0011, JapanDepartment of Nephrology, Kawashima Hospital, 6-1 Kitasakoichiban-Cho, Tokushima-City 770-0011, JapanDepartment of Nephrology, Kawashima Hospital, 6-1 Kitasakoichiban-Cho, Tokushima-City 770-0011, JapanDepartment of Nephrology, Kawashima Hospital, 6-1 Kitasakoichiban-Cho, Tokushima-City 770-0011, Japan<b>Background</b>: Online hemodiafiltration (OHDF) has a lower mortality rate than hemodialysis (HD). We aimed to investigate the impact of the albumin leakage on the mortality of patients receiving HD or OHDF. <b>Methods</b>: In this single-center study, consecutive patients receiving renal replacement therapy between January and April 2018 were retrospectively registered. Using (1:1) propensity score matching, 3-year all-cause mortality was compared between patients receiving HD and OHDF, and the impact of albumin leakage on the mortality rate in both groups was investigated. <b>Results</b>: Of the 460 patients, 137 patients receiving HD were matched with an equal number of patients receiving OHDF. OHDF was associated with higher albumin leakage (<i>p</i> < 0.001) and a lower mortality than HD (log-rank test, <i>p</i> < 0.001). Albumin leakage was associated with mortality in patients receiving HD (per 1 g increase, hazard ratio (HR): 0.495, 95% confidence interval (CI): 0.275–0.888) and patients receiving OHDF (per 1 g increase, HR: 0.734, 95% CI: 0.588–0.915). Patients receiving HD, with the highest albumin leakage tertile (>3 g), had a similar mortality rate to patients receiving OHDF, with similar albumin leakage. <b>Conclusions</b>: The negative relationship between albumin leakage and mortality suggests the benefit of removing middle- to -large-molecular-weight substances to improve survival.https://www.mdpi.com/2077-0383/13/7/1865hemodialysisonline hemodiafiltrationalbumin leakagemortalitysolute removal
spellingShingle Manabu Tashiro
Kazuyoshi Okada
Yusaku Tanaka
Hiroyuki Michiwaki
Hisato Shima
Tomoko Inoue
Toshio Doi
Jun Minakuchi
Impact of Albumin Leakage on the Mortality of Patients Receiving Hemodialysis or Online Hemodiafiltration
Journal of Clinical Medicine
hemodialysis
online hemodiafiltration
albumin leakage
mortality
solute removal
title Impact of Albumin Leakage on the Mortality of Patients Receiving Hemodialysis or Online Hemodiafiltration
title_full Impact of Albumin Leakage on the Mortality of Patients Receiving Hemodialysis or Online Hemodiafiltration
title_fullStr Impact of Albumin Leakage on the Mortality of Patients Receiving Hemodialysis or Online Hemodiafiltration
title_full_unstemmed Impact of Albumin Leakage on the Mortality of Patients Receiving Hemodialysis or Online Hemodiafiltration
title_short Impact of Albumin Leakage on the Mortality of Patients Receiving Hemodialysis or Online Hemodiafiltration
title_sort impact of albumin leakage on the mortality of patients receiving hemodialysis or online hemodiafiltration
topic hemodialysis
online hemodiafiltration
albumin leakage
mortality
solute removal
url https://www.mdpi.com/2077-0383/13/7/1865
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