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Published on: November 7, 2020
Survival after liver transplantation for hepatitis C is unchanged over two decades in Canada
K Ds Watt1, K W Burak, M Deschênes
1Mayo Clinic, Rochester, Minnesota 55905, USA. watt.kymberly@mayo.edu
Insights
The
Area of Science:
- Hepatology
- Transplantation Medicine
- Virology
Background:
- Hepatitis C virus (HCV) recurrence post-transplant is a major cause of graft failure and mortality.
- An 'era effect' suggesting worse outcomes in recent years for HCV liver transplant recipients has been hypothesized.
Purpose of the Study:
- To investigate the presence of an 'era effect' on liver transplant outcomes in HCV patients in Canada.
- To analyze survival rates based on the year of liver transplantation for HCV infection.
Main Methods:
- Analysis of a Canadian transplantation registry database.
- Inclusion of 1002 liver transplantation recipients with HCV infection.
- Evaluation of survival rates across different transplantation eras.
Main Results:
- No significant 'era effect' was observed in Canadian HCV liver transplant recipients.
- Two-year survival rates ranged from 76% to 83% across all groups.
- Five-year survival rates ranged from 69% to 72% across all groups.
Conclusions:
- Liver transplantation remains a beneficial treatment for patients with HCV infection in Canada.
- Outcomes for HCV liver transplant recipients have not worsened in recent years.
- Consistent survival benefits are demonstrated for HCV patients undergoing liver transplantation.
Abstract:
Allograft failure secondary to recurrence of hepatitis C virus (HCV) infection is the most common cause of death and retransplantation among recipients with HCV infection. It has been suggested that patients transplanted for HCV have had worse outcomes in more recent years than in previous years (the 'era effect'). A Canadian transplantation registry database was analyzed to determine the outcomes of patients transplanted over the years for HCV. The results of the present analysis of 1002 patients show that the 'era effect' was not seen in liver transplantation recipients with HCV in Canada, because no survival difference was noted based on the year of transplantation. All groups had overall two-year and five-year survival rates of 76% to 83% and 69% to 72%, respectively. The present study's national results prove continued benefit to transplantation of HCV patients.
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