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Table 15.2

Time to Transplant, 1999 to 2008

New Liver Waiting List Registrations

Residency Year of Waiting List Registration
1999 2000 2001 2002 2003 2004 2005 2006 2007 2008
Total Number of Registrations 10,521 10,881 11,126 9,646 10,324 10,858 10,987 11,037 11,083 11,176
10th Percentile of TT (Days) 28 28 29 14 10 8 8 8 8 8
25th Percentile of TT (Days) 186 193 168 80 56 43 38 36 40 45
Median TT (Days) 1,745 3,129 + 979 564 400 296 286 319 +
Median TT 95% C.I. Lower Bound 1,431 2,138 + 842 498 355 278 259 292 +
Median TT 95% C.I. Upper Bound 2,175 + + 1,123 648 446 329 317 346 +
U.S. Resident Number of Registrations 10,295 10,659 10,932 9,508 10,224 10,768 10,894 10,947 10,990 11,069
10th Percentile of TT (Days) 29 29 30 14 10 8 8 8 8 8
25th Percentile of TT (Days) 188 195 172 81 56 44 38 37 41 46
Median TT (Days) 1,772 3,036 + 979 564 408 300 289 319 +
Median TT 95% C.I. Lower Bound 1,449 2,089 + 843 498 362 280 261 292 +
Median TT 95% C.I. Upper Bound 2,204 + + 1,122 650 460 335 323 346 +
Nonresident Alien Number of Registrations 202 194 170 119 88 85 90 90 92 105
10th Percentile of TT (Days) 11 12 6 7 6 5 6 5 11 7
25th Percentile of TT (Days) 55 43 31 31 21 15 18 22 30 18
Median TT (Days) 557 1,015 361 284 215 64 68 122 290 225
Median TT 95% C.I. Lower Bound 299 410 162 104 67 34 36 62 107 104
Median TT 95% C.I. Upper Bound + + + + 1,536 149 105 264 + +
Unknown Number of Registrations 24 28 24 19 12 5 3 0 1 2
10th Percentile of TT (Days) 75 + + + + + + + + +
25th Percentile of TT (Days) 158 + + + + + + + + +
Median TT (Days) + + + + + + + + + +
Median TT 95% C.I. Lower Bound + + + + + + + + + +
Median TT 95% C.I. Upper Bound + + + + + + + + + +


Source: OPTN/SRTR Data as of May 4, 2009.

(+) = Not determined due to insufficient follow-up; fewer than this percentile have been transplanted.

TT = Time to Transplant in days.

This table takes a cohort of waiting list registrations and shows how long it takes for 10%, 25%, and 50%

(the median) of those patients to be transplanted. These tables take the point of view of a patient who has just

been registered on a waiting list and take into account all of the things that can happen to the patient after wait listing, including receiving a transplant, being removed from the waiting list, and dying.

See Technical Notes for a full discussion of the methods used for this table.



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