Evidence map›Paper›PMID 41256737›Full record

ArticleTransplant international : official journal of the European Society for Organ Transplantation2025

Hidden in Plain Sight: Low Tacrolimus Metabolism Doubles Kidney Transplant Failure and Drives Infection Related Mortality.

Caner Süsal, Bernd Döhler, Erol Demir, Walaa Ibrahim, Medhat Askar

Erratum issuedAbstract read
In one paragraph

Article in Transplant international : official journal of the European Society for Organ Transplantation, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. An erratum has been issued. Cited by 1 paper.

0numbers the graph read from it
0cells of the map it votes in
1citing 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

1 citing paper in PubMed.

  1. Article
4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

5 authors.

Caner SüsalInstitute of Immunology, Heidelberg University Hospital, Heidelberg, Germany.
Bernd DöhlerInstitute of Immunology, Heidelberg University Hospital, Heidelberg, Germany.
Erol DemirTransplant Immunology Research Center of Excellence TIREX, Koç University School of Medicine, Istanbul, Türkiye.
Walaa IbrahimDepartment of Internal Medicine and Nephrology, Faculty of Medicine, Assiut University, Assiut, Egypt.
Medhat AskarHealth Sector and Department of Immunology, College of Medicine, Qatar University, Doha, Qatar.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Low tacrolimus trough concentration-to-dose ratio (CDR) is recognized as an indicator of high tacrolimus metabolism. However, its impact on long-term transplant outcomes and potential for clinical intervention remains unclear. In the largest study to date, we analyzed the impact of a low CDR at post-transplant year 1 on graft loss and patient mortality in 21,865 kidney transplants. We also performed a longitudinal analysis of CDR dynamics and conducted a genetic correlation in a subset of 1,257 patients. Low CDR at year 1 was significantly associated with increased hazards of graft failure (HR up to 2.80) and infection-related mortality (HR = 1.63), even in patients with therapeutic trough levels and good graft function. In the longitudinal analysis, normalizing initially low CDR by year 2 significantly improves graft survival. Low CDR was identified in a substantial proportion of the cohort (25.2%). Black, female, and younger recipients (<50 years) had higher odds of having a low CDR. The

Indexed as

Graft RejectionImmunosuppressive AgentsInfectionsKidney TransplantationTacrolimusAdultAgedCytochrome P-450 CYP3AFemaleGraft SurvivalHumansLongitudinal StudiesMaleMiddle AgedCYP3A5 protein, humanCytochrome P-450 CYP3AImmunosuppressive AgentsTacrolimusallograft lossinfectionkidney transplantmortalitytacrolimus concentration-to-dose ratio

Identifiers

PMID41256737
PMCPMC12620305

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Registered trials

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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.