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Table 10.2

Time to Transplant, 1998 to 2007

New Intestine Waiting List Registrations

Age at Registration Year of Waiting List Registration
1998 1999 2000 2001 2002 2003 2004 2005 2006 2007
Total Number of Registrations 152 149 170 219 203 205 250 284 317 281
10th Percentile of TT (Days) 19 28 31 26 36 34 27 16 20 12
25th Percentile of TT (Days) 99 87 100 82 101 89 72 50 64 33
Median TT (Days) 496 313 276 319 310 289 212 232 257 159
Median TT 95% C.I. Lower Bound 191 219 174 185 255 201 182 158 190 107
Median TT 95% C.I. Upper Bound + 520 464 488 999 443 334 404 399 234
<1 Year Number of Registrations 61 47 76 81 80 72 79 105 103 96
10th Percentile of TT (Days) 84 43 60 78 50 83 35 37 31 17
25th Percentile of TT (Days) 146 115 149 208 174 154 127 117 143 57
Median TT (Days) + + 334 549 + 443 + + 533 321
Median TT 95% C.I. Lower Bound + + 250 440 + 226 + + 250 162
Median TT 95% C.I. Upper Bound + + 2,260 + + + + + + +
1-5 Years Number of Registrations 32 41 32 41 33 47 54 56 70 53
10th Percentile of TT (Days) 13 40 17 26 47 13 26 32 28 23
25th Percentile of TT (Days) 100 115 119 46 86 101 91 72 99 79
Median TT (Days) + 303 + 179 270 277 201 222 577 214
Median TT 95% C.I. Lower Bound + 224 + 101 158 149 171 138 207 138
Median TT 95% C.I. Upper Bound + 583 + + + + 303 + + +
6-11 Years Number of Registrations 9 12 12 16 12 8 15 15 14 16
10th Percentile of TT (Days) 34 23 47 93 49 41 29 9 24 14
25th Percentile of TT (Days) 81 27 77 97 55 51 108 15 102 63
Median TT (Days) 183 122 175 488 221 100 411 158 + 177
Median TT 95% C.I. Lower Bound 81 83 143 278 58 81 130 39 + 133
Median TT 95% C.I. Upper Bound + 321 + + 671 + + + + +
12-17 Years Number of Registrations 8 5 4 10 11 8 7 14 16 12
10th Percentile of TT (Days) 3 61 38 33 10 18 27 3 30 46
25th Percentile of TT (Days) 4 67 38 226 22 37 205 26 71 53
Median TT (Days) 19 308 112 467 167 333 626 92 290 91
Median TT 95% C.I. Lower Bound 4 67 38 226 25 140 205 37 164 59
Median TT 95% C.I. Upper Bound + + + + + + + + + +
18-34 Years Number of Registrations 12 21 14 21 25 31 27 35 40 36
10th Percentile of TT (Days) 47 15 5 8 30 5 27 11 13 7
25th Percentile of TT (Days) 54 32 31 19 56 44 57 22 35 23
Median TT (Days) 154 315 45 124 300 102 180 54 111 77
Median TT 95% C.I. Lower Bound 59 49 37 53 125 45 144 46 56 36
Median TT 95% C.I. Upper Bound + + 231 + + + 552 300 172 +
35-49 Years Number of Registrations 22 14 21 32 31 22 35 31 42 34
10th Percentile of TT (Days) 49 33 19 26 18 6 11 14 10 4
25th Percentile of TT (Days) 85 37 26 39 156 48 39 23 26 10
Median TT (Days) 140 114 117 117 277 110 134 102 173 28
Median TT 95% C.I. Lower Bound 99 75 36 61 201 51 49 55 57 14
Median TT 95% C.I. Upper Bound + + 461 196 + + 441 232 + 104
50-64 Years Number of Registrations 8 9 10 17 11 16 30 27 30 31
10th Percentile of TT (Days) 4 21 16 11 43 9 18 6 7 12
25th Percentile of TT (Days) 56 194 48 58 44 22 63 27 37 16
Median TT (Days) + + 116 116 87 335 97 123 104 134
Median TT 95% C.I. Lower Bound + + 48 74 58 226 77 45 71 29
Median TT 95% C.I. Upper Bound + + + 266 + + 198 552 + +
65+ Years Number of Registrations 0 0 1 1 0 1 3 1 2 3
10th Percentile of TT (Days) + + + 46 + + 73 7 6 38
25th Percentile of TT (Days) + + + 46 + + 73 7 6 38
Median TT (Days) + + + 46 + + 73 7 6 61
Median TT 95% C.I. Lower Bound + + + + + + 73 + 6 38
Median TT 95% C.I. Upper Bound + + + + + + + + + +


Source: OPTN/SRTR Data as of May 1, 2008.

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