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Updated: Jul 19, 2026

Porcine Liver Transplantation Without Veno-Venous Bypass As an Extended Criteria Donor Model
Published on: August 17, 2022
Model for End Stage Liver Disease score does not predict graft survival after living donor liver transplantation
Ender Dulundu1, Yasuhiko Sugawara, Yoji Kishi
1Artificial Organ and Transplantation Surgery Division, Department of Surgery, University of Tokyo, Japan.
Background/Aims:
Although the Model End-Stage Liver Disease (MELD) score has been effective in the prediction of mortality in patients awaiting liver transplantation, its predictive value of survival after living donor liver transplantation (LDLT) needs further study.
Methodology:
We report our experience with 142 cases of LDLT, analyzing the impact of the MELD score on the graft survival after LDLT.
Results:
Of 142 grafts, 18 failed during the observation period. One-, 3- and 5-year survival rates were 92%, 87% and 82%, respectively. Cox proportional hazard model revealed that MELD score did not predict graft survival (p=0.43, relative risk = 1.0).
Conclusions:
The present results may indicate that the preoperative MELD score was of little help for determining the indication of LDLT.
Insights
The Model End-Stage Liver Disease (MELD) score may not accurately predict graft survival in living donor liver transplantation (LDLT). Preoperative MELD scores showed little utility in determining LDLT indications in this study.
Area of Science:
- Hepatology
- Transplantation Surgery
- Medical Statistics
Background:
- The Model End-Stage Liver Disease (MELD) score is established for predicting mortality in liver transplant candidates.
- Its utility in predicting graft survival specifically after living donor liver transplantation (LDLT) requires further investigation.
Purpose of the Study:
- To evaluate the predictive value of the preoperative MELD score on graft survival following LDLT.
- To analyze the impact of MELD score on outcomes in LDLT recipients.
Main Methods:
- Retrospective analysis of 142 LDLT cases.
- Utilized Cox proportional hazard model to assess MELD score's impact on graft survival.
Main Results:
- Graft failure occurred in 18 out of 142 cases.
- Achieved 1-, 3-, and 5-year graft survival rates of 92%, 87%, and 82%, respectively.
- MELD score was not a significant predictor of graft survival (p=0.43).
Conclusions:
- Preoperative MELD scores demonstrated limited value in guiding the decision-making process for LDLT.
- Findings suggest alternative or additional criteria may be necessary for patient selection in LDLT.
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