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Updated: Apr 18, 2026

Porcine Liver Transplantation Without Veno-Venous Bypass As an Extended Criteria Donor Model
Published on: August 17, 2022
OPTN/SRTR 2013 Annual Data Report: liver
1Scientific Registry of Transplant Recipients, Minneapolis Medical Research Foundation, Minneapolis, MN; Division of Gastroenterology and Hepatology, Stanford University, Stanford, CA.
The Share 35 policy significantly reduced liver transplant waiting times for candidates with high Model for End-Stage Liver Disease scores. Further research is needed to understand its impact on waitlist mortality.
Area of Science:
- Hepatology
- Transplantation Medicine
- Public Health Policy
Background:
- In 2013, liver transplant waiting lists saw an increase in adult and pediatric candidates.
- Organ donation and transplantation statistics for the year were documented.
Purpose of the Study:
- To analyze trends in liver transplant waiting lists and outcomes in 2013.
- To evaluate the impact of the Share 35 allocation policy on waiting times.
Main Methods:
- Retrospective analysis of liver transplant waiting list data from 2012 and 2013.
- Examination of the Share 35 policy's effect on median waiting times for candidates with Model for End-Stage Liver Disease scores of 35 or higher.
Main Results:
- The Share 35 policy dramatically decreased median waiting time for eligible candidates from 14.0 months to 1.4 months.
- Transplant rates varied by age, with the youngest recipients showing the highest rates.
- Five-year graft survival rates were reported across different pediatric age groups.
Conclusions:
- The Share 35 policy has a substantial impact on reducing wait times for critically ill liver patients.
- The long-term effects of this policy on waitlist mortality require further investigation.
- Pediatric liver transplant recipients demonstrate varying graft survival rates based on age at transplantation.
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