®
KPD Performance Comparison
NKR vs. UNOS
11/19/2014
Version 2.4
Summary
With the recent publication of “The State of the
OPTN/UNOS KPD Pilot Program” we now have
publicly available statistics confirming that
patients experience shorter wait times and
significantly improve their chance of receiving a
kidney transplant when participating in the
NKR paired exchange program
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Pool Size
Eligible patient candidates as of 4/21/14
281
Pairs
256
The UNOS and NKR
paired exchange pools are
roughly the same size.
UNOS
NKR
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Transplants Facilitated
Transplants
Inception – 3/31/14
Although the pools are
about the same size, NKR
has facilitated over 10
times as many transplants
as the UNOS program.
1010
88
UNOS
NKR
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Patients still waiting after 18 months
35%
Two and a half times as
many patients are still waiting
for a transplant in the UNOS
program after 18 months.
14%
UNOS
NKR
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Patients transplanted after 18 months
Five times as many patients
are transplanted through the
NKR program after 18 months.
54%
10%
UNOS
NKR
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Patients transplanted after 12 months
Six times as many patients are
transplanted through the NKR
program after 12 months.
41%
7%
UNOS
NKR
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Blood Type "O" Recipients Transplanted
From 7/1/10 – 3/31/14 (excludes NKR CHIPs)
NKR transplants one and a
half times as many hard to
match “O” blood type patients
than the UNOS program
47%
31%
UNOS
NKR
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Transplanted patients >95% cPRA
From 7/1/10 – 3/31/14 (excludes NKR CHIPs)
NKR transplants more of
the hard to match very
highly sensitized patients
than the UNOS program
19%
17%
UNOS
NKR
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Comparison Statistics
Transplant Volume
Transplants Facilitated Since Inception
Transplants Facilitated in 2013
Transplants Facilitated in Q1 2014
UNOS
88
52
9
NKR
1010
308
87
Variance
-922
-256
-78
Variance %
-91%
-83%
-90%
Participating Centers
Active Participating Centers
138
98
75
59
63
39
84%
66%
Monthly Addition of Pairs Q1 2014
NDDs Enrolled Since Inception
28
55
45
223
-17
-168
-38%
-75%
Patients Available for Matching 4/2014
Donors Available for Matching 4/2014
256
270
295
355
-39
-85
-13%
-24%
Match Offers per Month Q1 2014
Transplants per Match Offer Q1 2014
44
20%
263
33%
-219
-13%
-83%
Who was transplanted (7/1/10 – 3/31/14)
Blood Type "O" Recipients
Recipients with cPRAs >80%
Recipients with cPRAs >95%
31%
32%
17%
47%
34%
19%
-16%
-2%
-2%
Matching Success Rates
Transplanted via program after 12 months
Transplanted via program after 18 months
Still waiting in KPD program after 12 months
Still waiting in KPD program after 18 months
7%
10%
49%
35%
41%
54%
33%
14%
-34%
-44%
16%
21%
DGF Cases
DGF Percentage
2
2.4%
59
5.8%
-57
-3.4%
-3.4%
Graft Failures within 6 months
Graft Failure % within 6 months
1
1.1%
14
1.4%
-13
-0.2%
-0.2%
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Conclusion
Patients are much more likely to
be transplanted with less wait
time if enrolled in the NKR
paired exchange program
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Source Documents
1. UNOS Report dated 3/31/2014
http://optn.transplant.hrsa.gov/ContentDocuments/KPD_Report.pdf
2. NKR Quarterly Report dated 3/31/2014
http://www.kidneyregistry.org/pages/p294/NKR_ReportQ1_2014.php
3. NKR Member Center Online reporting system
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