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. Author manuscript; available in PMC: 2014 Aug 22.
Published in final edited form as: Liver Transpl. 2013 Jan;19(1):96–104. doi: 10.1002/lt.23561

Table 1. Characteristics of Liver Transplant Recipients and Donors (2003-2009) With Comparisons by HHI Levels.

Characteristic Total
Population
(n = 38,385)		 HHI Level Comparison of HHI Levels: P Value Trend:
P Value
No
Competition
(n = 6613)		 Low
Competition
(n = 10,316)		 Mid
Competition
(n = 11,346)		 High
Competition
(n = 10,110)		 No
Versus
Low		 No
Versus
Mid		 No
Versus
High		 Low
Versus
Mid		 Low
Versus
High		 Mid
Versus
High
Recipients
 Match MELD score (%)
  Status 1/1a/1b 5.4 3.9 4.9 5.9 6.4 0.003 <0.001 <0.001 0.001 <0.001 0.12 <0.001
  6-10 2.0 2.1 2.7 1.0 2.4 0.10 <0.001 0.19 <0.001 0.14 <0.001 0.16
  11-20 23.7 39.1 28.4 19.4 13.6 <0.001 <0.001 <0.001 <0.001 <0.001 <0.001 <0.001
  21-30 49.8 44.8 49.2 53.6 49.3 <0.001 <0.001 <0.001 <0.001 0.90 <0.001 <0.001
  31-40 19.1 10.0 14.8 20.1 28.2 <0.001 <0.001 <0.001 <0.001 <0.001 <0.001 <0.001
  Other 0.0 0.0 0.0 0.0 0.1 0.75 0.90 0.12 0.62 0.03 0.06 0.02
 Active exception (%)
  No exception 72.5 78.2 76.2 70.7 67.1 0.003 <0.001 <0.001 <0.001 <0.001 <0.001 <0.001
  Yes, non-HCC 7.6 4.4 5.9 9.6 9.0 <0.001 <0.001 <0.001 <0.001 <0.001 0.15 <0.001
  Yes, HCC 19.9 17.3 17.9 19.7 23.9 0.37 <0.001 <0.001 0.001 <0.001 <0.001 <0.001
 Abdominal surgery (%) 41.8 47.6 44.4 41.8 35.3 <0.001 <0.001 <0.001 <0.001 <0.001 <0.001 <0.001
 Life support (%) 7.0 4.4 6.5 8.7 7.2 <0.001 <0.001 <0.001 <0.001 0.05 <0.001 <0.001
 Dialysis (%) 9.9 6.3 8.3 11.4 12.2 <0.001 <0.001 <0.001 <0.001 <0.001 0.06 <0.001
 Previous transplant (%) 8.0 6.5 8.7 8.2 7.9 <0.001 <0.001 0.001 0.20 0.04 0.39 0.05
 Functional status (%)
  No assistance 46.8 49.6 48.9 46.1 43.8 0.32 <0.001 <0.001 <0.001 <0.001 0.001 <0.001
  Some assistance 24.1 24.9 27.6 24.9 19.1 <0.001 0.93 <0.001 <0.001 <0.001 <0.001 <0.001
  Total assistance 16.5 9.4 14.9 17.1 21.9 <0.001 <0.001 <0.001 <0.001 <0.001 <0.001 <0.001
  Missing 12.6 16.0 8.6 11.9 15.1 <0.001 <0.001 0.11 <0.001 <0.001 <0.001 0.002
Donors
 Age (%)
  <40 years 45.2 48.8 44.5 47.7 40.8 <0.001 0.16 <0.001 <0.001 <0.001 <0.001 <0.001
  40-49 years 20.0 20.5 19.1 20.6 19.8 0.03 0.90 0.30 0.008 0.21 0.18 0.96
  50-59 years 19.1 19.0 19.1 18.6 19.6 0.87 0.44 0.32 0.29 0.35 0.44 0.46
  60-69 years 10.8 9.4 11.3 10.0 12.0 <0.001 0.16 <0.001 0.003 0.13 <0.001 <0.001
  >70 years 5.0 2.3 6.0 3.2 7.8 <0.001 0.001 <0.001 <0.001 <0.001 <0.001 <0.001
 Race (%)
  White 67.9 77.7 65.3 68.5 63.6 <0.001 <0.001 <0.001 <0.001 0.01 <0.001 <0.001
  Black 15.7 11.0 16.5 16.2 17.5 <0.001 <0.001 <0.001 0.59 0.04 0.009 <0.001
  Hispanic 13.0 7.5 15.9 11.9 14.9 <0.001 <0.001 <0.001 <0.001 0.06 <0.001 <0.001
  Asian 2.3 2.0 1.4 2.5 3.0 0.003 0.06 <0.001 <0.001 <0.001 0.02 <0.001
  Other 1.1 1.8 0.9 0.9 1.0 <0.001 <0.001 <0.001 0.98 0.83 0.84 <0.001
 Desmopressin (%) 26.0 33.9 26.3 21.6 25.3 <0.001 <0.001 <0.001 <0.001 0.10 <0.001 <0.001
 Partial/split liver (%) 1.4 0.7 1.1 1.4 2.1 0.01 <0.001 <0.001 0.02 <0.001 <0.001 <0.001
 Cold ischemia time (%)
  <9 hours 67.9 72.0 71.1 67.9 61.7 0.22 <0.001 <0.001 <0.001 <0.001 <0.001 <0.001
  9-11.9 hours 17.2 17.9 18.3 13.4 19.8 0.46 <0.001 0.003 <0.001 0.009 <0.001 0.52
  >12 hours 6.5 4.8 7.2 5.1 8.6 <0.001 0.39 <0.001 <0.001 <0.001 <0.001 <0.001
  Missing 8.4 5.3 3.4 13.5 10.0 <0.001 <0.001 <0.001 <0.001 <0.001 <0.001 <0.001
 Share type (%)
  Local 70.8 78.6 63.8 71.8 71.6 <0.001 <0.001 <0.001 <0.001 <0.001 0.71 0.01
  Regional 22.9 17.4 29.7 26.2 15.9 <0.001 <0.001 0.02 <0.001 <0.001 <0.001 <0.001
  National 6.3 4.1 6.4 1.9 12.5 <0.001 <0.001 <0.001 <0.001 <0.001 <0.001 <0.001
 DRI quartiles (%)
  1 (<1.12) 25.4 33.3 22.7 27.9 20.4 <0.001 <0.001 <0.001 <0.001 <0.001 <0.001 <0.001
  2 (>1.12-1.37) 24.7 24.6 24.3 26.9 22.8 0.62 0.001 0.006 <0.001 0.01 <0.001 0.10
  3 (>1.37-1.68) 24.9 23.8 25.4 24.9 25.2 0.02 0.09 0.04 0.40 0.66 0.69 0.17
  4 (>1.68) 24.9 18.3 27.6 20.4 31.7 <0.001 0.001 <0.001 <0.001 <0.001 <0.001 <0.001
 MELD score of 31-40 and DRI > 1.68 (%) 3.6 1.8 2.8 3.2 6.2 <0.001 0.001 <0.001 0.05 <0.001 <0.001 <0.001
Days on wait list* 63 (14-230) 46 (12-153) 49 (13-175) 69 (14-267) 98 (18-306) 0.02 <0.001 <0.001 <0.001 <0.001 <0.001 <0.001
Albumin (g/dL)* 2.9 (2.4-3.4) 2.8 (2.4-3.3) 3.0 (2.5-3.4) 2.9 (2.4-3.4) 2.9 (2.4-3.4) <0.001 <0.001 <0.001 <0.001 <0.001 0.35 0.03
Creatinine* 1.1 (0.8-1.7) 1.1 (0.8-1.5) 1.1 (0.8-1.6) 1.16 (0.8-1.8) 1.18 (0.8-2.0) 0.86 <0.001 <0.001 <0.001 <0.001 0.12 <0.001
Donor height (cm)* 173 (165-180) 173 (165-180) 173 (165-180) 173 (165-180) 171 (165-178) <0.001 0.005 <0.001 0.05 <0.001 <0.001 <0.001
Length of stay (days)* 10 (7-18) 9 (7-15) 10 (7-18) 11 (7-19) 10 (7-19) <0.001 <0.001 <0.001 <0.001 0.03 0.005 <0.001

NOTE: Some groups of percentages do not add up to exactly 100 because of rounding. To account for multiple comparisons, only P < 0.008 was considered statistically significant.

*

The data are presented as medians and interquartile ranges.