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Published on: March 27, 2018
Utilization of small pediatric donor kidneys: a decision analysis
Jerome M Laurence1, Charbel Sandroussi, Vincent W T Lam
1Department of Surgery, University of Sydney, Australia. jm_laurence@med.usyd.au
Transplantation
|March 11, 2011
Summary
Single kidney transplants (SKTs) from pediatric deceased donors offer greater life years (LY) for recipients compared to en bloc kidney transplants (EBKTs). This approach maximizes donor organ utility, improving overall life expectancy for patients with end-stage kidney disease.
Area of Science:
- Nephrology
- Transplantation Medicine
- Public Health
Background:
- Kidney transplantation faces challenges due to organ supply shortages.
- Small deceased pediatric donors represent an underutilized organ resource.
- Organs can be transplanted as en bloc (EBKT) or single kidney transplants (SKTs), with SKTs carrying higher graft failure risk.
Purpose of the Study:
- To compare the predicted life years (LY) gained from en bloc kidney transplants (EBKTs) versus single kidney transplants (SKTs) using organs from small deceased pediatric donors.
- To evaluate the impact of recipient age on the life expectancy outcomes of EBKTs and SKTs.
Main Methods:
- A systematic literature search was conducted to gather data on transplant outcomes.
- A decision analysis model was developed to predict life years (LY) for end-stage kidney disease patients.
- Outcomes were analyzed based on EBKT versus SKT allocation strategies.
Main Results:
- Single kidney transplants (SKTs) projected greater life years (LY) for recipients across all age groups compared to en bloc kidney transplants (EBKTs).
- The largest net gain in LY with SKTs was observed in recipients aged 20-39 years (14.3 years).
- SKTs resulted in an estimated net loss of LY for all recipient age groups when donor weight was less than 10 kg.
Conclusions:
- Single kidney transplants (SKTs) provide a greater overall gain in life expectancy than en bloc kidney transplants (EBKTs).
- Transplanting single kidneys to two recipients maximizes donor organ utilization and compensates for increased graft failure risk.
- SKTs represent a strategy to broaden access to kidney transplantation benefits.
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