Evidence map›Paper›PMID 39295972›Full record

ArticleWorld journal of transplantation2024

Matched pair analysis of the effect of longer hypothermic machine perfusion time on kidney transplant outcomes.

Carlos Verdiales, Luke Baxter, Hyun Ja Lim, Gavin Beck, Michael A Moser

Abstract read
In one paragraph

Article in World journal of transplantation, 2024. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 2 papers.

0numbers the graph read from it
0cells of the map it votes in
2citing papers in PubMed
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

2 citing papers in PubMed.

  1. Evaluation of the Prevalence of Occult Fibrin in Donor Organs, Its Origins, and Consequences: Insights From the COPE Studies.Transplant international : official journal of the European Society for Organ Transplantation · 2026
    Article
  2. Article
4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

5 authors.

Carlos VerdialesDepartment of Surgery, University of Saskatchewan, Saskatoon, Saskatchewan S7N 0W8, Canada.
Luke BaxterCollege of Medicine, University of Saskatchewan, Saskatoon, Saskatchewan S7N 0W8, Canada.
Hyun Ja LimDepartment of Community Health and Epidemiology, University of Saskatchewan, Saskatoon, Saskatchewan S7N 0W8, Canada.
Gavin BeckDepartment of Surgery, University of Saskatchewan, Saskatoon, Saskatchewan S7N 0W8, Canada.
Michael A MoserDepartment of Surgery, University of Saskatchewan, Saskatoon, Saskatchewan S7N 0W8, Canada. mike.moser@usask.ca.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundHypothermic machine perfusion (HMP) has demonstrated benefits in terms of early kidney transplant function compared to static cold storage. While longer preservation times have shown detrimental effects, a previous paired study indicated that longer pump times (the second kidney in a pair) might lead to improved outcomes.

aimTo revisit the prior paired study's somewhat unexpected results by reviewing our program's experience.

methodsA total of 61 pairs of transplant recipients who received kidneys from the same donor (2012-2021) were analyzed. Patients were divided into two groups depending on whether they were transplanted first (K1) or second (K2). Therefore, the patients in each pair had identical donor characteristics, except for time on the pump. Statistical analyses included Kaplan-Meyer analysis and paired tests, including McNemar's test, student's paired

resultsThe two groups of recipients had similar demographics (age, body mass index, diabetes, time on dialysis, sensitization and retransplants). Cold ischemic times for K1 and K2 were 8.9 (95%CI: 7.9, 9.8) and 14.7 hours (13.7, 15.8) (

conclusionOur results agree with a previous study that suggested possible advantages to longer pump times. Both studies should encourage further research into HMP's potential anti-inflammatory effect.

Indexed as

Early acute rejectionHypothermic machine perfusionPaired kidney study

Identifiers

PMID39295972
PMCPMC11317862

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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.