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Cold Ischemia Time as a Risk Factor for Graft Dysfunction Types in Kidney Transplant Recipients

Romania +

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November 9, 2024

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November 9, 2024

View abstract on PubMed

Summary

This summary is machine-generated.

Cold Ischemia time (CIT) is a significant risk factor for kidney transplant graft dysfunction, particularly delayed graft function (DGF). Longer CIT increases the likelihood of DGF, but not slow graft function (SGF).

Area Of Science

  • Nephrology
  • Transplantation Surgery
  • Medical Statistics

Background

  • Cold Ischemia time (CIT) is a critical factor influencing kidney transplant outcomes.
  • Graft dysfunction, including slow graft function (SGF) and delayed graft function (DGF), impacts patient prognosis.
  • Understanding the relationship between CIT and specific graft dysfunction types is essential for improving transplant success.

Purpose Of The Study

  • To determine the incidence of different kidney graft dysfunction types (immediate graft function (IGF), SGF, DGF).
  • To investigate the association between CIT and the occurrence of SGF and DGF in kidney transplant (KT) recipients.
  • To identify independent risk factors for graft dysfunction using Cox regression analysis.

Main Methods

  • Prospective study of 54 adult KT recipients transplanted between January 2019 and December 2019.
  • Graft function classified into IGF, SGF, and DGF categories.
  • Multivariate Cox regression analysis employed to assess risk factors for graft dysfunction.

Main Results

  • CIT was identified as an independent risk factor for overall graft dysfunction (HR = 1.004, p = 0.007).
  • CIT was also an independent risk factor for DGF (HR = 1.003, p = 0.01).
  • No significant association was found between CIT and SGF. Brain death donor and diabetes showed a trend towards association with graft dysfunction.

Conclusions

  • Kidney graft dysfunction types are associated with high CIT in KT recipients.
  • CIT is a significant independent risk factor specifically for DGF.
  • These findings highlight the importance of minimizing CIT to reduce the incidence of DGF and improve kidney transplant outcomes.

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