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Retrospective Study
©The Author(s) 2018. Published by Baishideng Publishing Group Inc. All rights reserved.
World J Transplant. Aug 9, 2018; 8(4): 102-109
Published online Aug 9, 2018. doi: 10.5500/wjt.v8.i4.102
Kidney transplantation in older recipients: Preemptive high KDPI kidney vs lower KDPI kidney after varying dialysis vintage
Bhavna Chopra, Kalathil K Sureshkumar
Bhavna Chopra, Kalathil K Sureshkumar, Division of Nephrology and Hypertension, Department of Medicine, Allegheny General Hospital, Allegheny Health Network, Pittsburgh, PA 15212, United States
Author contributions: Chopra B participated in literature search, data analysis and manuscript writing; Sureshkumar KK participated in literature search, data analysis and manuscript writing.
Institutional review board statement: The IRB has received this information and finds it qualifies for exempt status according to the following category in the code of regulations: 45 CFR 46.101 (b) Category (4) and with a “Waiver of HIPAA Authorization”.
Informed consent statement: Since the data set is de-identified, IRB exempted the study from requiring informed consent.
Conflict-of-interest statement: None.
Correspondence to: Kalathil K Sureshkumar, MD, Associate Professor, Division of Nephrology and Hypertension, Department of Medicine, Allegheny General Hospital, Allegheny Health Network, 320 East North Avenue, Pittsburgh, PA 15212, United States. kalathil.sureshkumar@ahn.org
Telephone: +1-412-3593319 Fax: +1-412-3594136
Received: April 10, 2018
Peer-review started: April 11, 2018
First decision: May 3, 2018
Revised: May 21, 2018
Accepted: May 30, 2018
Article in press: May 31, 2018
Published online: August 9, 2018
Processing time: 120 Days and 13.4 Hours
Core Tip

Core tip: Increasing waiting-time for deceased donor kidney (DDK) transplantation adversely impacts older patients disproportionately. Dialysis vintage and transplantation of “marginal kidneys” are associated with inferior post-transplant outcomes. Using OPTN/United Network for Organ Sharing database from 2001-2015, we compared the outcomes of preemptive transplantation of marginal [kidney donor profile index (KDPI) ≥ 85%] DDKs compared to transplanting better quality DDKs (KDPI 35%-84%) after being on dialysis for 1-4 and 4-8 years in patient > 60 years old. Preemptive transplantation of marginal kidneys provided non-inferior graft and patient outcomes compared to transplanting better quality kidneys in older patients on maintenance dialysis. Early transplantation could also provide quality of life and cost benefits.

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