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Table 12.2

Time to Transplant, 1998 to 2007

New Lung 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 2,084 1,990 1,974 2,032 1,887 1,953 1,999 1,562 1,774 1,957
10th Percentile of TT (Days) 121 139 110 86 80 87 45 18 9 11
25th Percentile of TT (Days) 369 450 360 284 250 240 184 54 31 35
Median TT (Days) 1,105 2,897 1,663 1,224 1,057 924 792 199 132 141
Median TT 95% C.I. Lower Bound 977 1,515 1,233 988 877 768 666 176 114 127
Median TT 95% C.I. Upper Bound 1,364 + + 1,983 1,296 1,157 965 228 151 157
<1 Year Number of Registrations 17 12 9 9 10 7 5 4 5 10
10th Percentile of TT (Days) 8 21 34 18 10 35 27 17 1 33
25th Percentile of TT (Days) 32 22 156 + 87 44 83 17 9 50
Median TT (Days) + + + + + 86 103 90 15 +
Median TT 95% C.I. Lower Bound + + + + + 44 83 17 9 +
Median TT 95% C.I. Upper Bound + + + + + + + + + +
1-5 Years Number of Registrations 18 17 10 13 14 5 15 15 10 16
10th Percentile of TT (Days) 41 44 12 25 58 + 81 36 31 6
25th Percentile of TT (Days) 135 279 + 219 207 + + 90 68 36
Median TT (Days) + + + + 450 + + + 113 +
Median TT 95% C.I. Lower Bound + + + + 358 + + + 68 +
Median TT 95% C.I. Upper Bound + + + + + + + + + +
6-11 Years Number of Registrations 39 43 39 27 22 26 32 20 17 19
10th Percentile of TT (Days) 68 127 98 251 61 101 31 12 9 213
25th Percentile of TT (Days) 405 459 435 883 202 250 174 54 53 +
Median TT (Days) + + 1,460 + 867 1,372 + + 214 +
Median TT 95% C.I. Lower Bound + + 617 + 249 426 + + 54 +
Median TT 95% C.I. Upper Bound + + + + + + + + + +
12-17 Years Number of Registrations 102 89 73 87 60 56 69 58 55 46
10th Percentile of TT (Days) 145 96 105 143 73 136 42 23 9 35
25th Percentile of TT (Days) 409 566 362 783 467 314 307 107 40 105
Median TT (Days) 1,417 + 1,327 + + + + 521 553 250
Median TT 95% C.I. Lower Bound 780 + 1,014 + + + + 211 151 184
Median TT 95% C.I. Upper Bound + + + + + + + + + +
18-34 Years Number of Registrations 352 327 320 333 280 268 309 215 248 236
10th Percentile of TT (Days) 151 151 132 151 116 121 39 24 9 12
25th Percentile of TT (Days) 590 690 601 506 391 343 204 81 36 57
Median TT (Days) + + + + 1,926 1,765 1,185 345 171 178
Median TT 95% C.I. Lower Bound + + + + 1,019 1,199 673 223 104 149
Median TT 95% C.I. Upper Bound + + + + + + + 653 254 363
35-49 Years Number of Registrations 563 517 584 498 480 454 438 316 291 306
10th Percentile of TT (Days) 153 166 148 105 93 114 61 25 11 13
25th Percentile of TT (Days) 472 488 544 430 334 350 230 76 35 35
Median TT (Days) 2,077 + + + + + + 402 157 212
Median TT 95% C.I. Lower Bound 1,131 + + + + + + 264 122 128
Median TT 95% C.I. Upper Bound + + + + + + + 566 265 286
50-64 Years Number of Registrations 951 934 915 1,016 964 1,050 1,039 829 969 1,057
10th Percentile of TT (Days) 124 140 99 75 74 79 48 15 10 11
25th Percentile of TT (Days) 317 392 284 200 219 217 174 49 33 35
Median TT (Days) 816 1,000 874 745 764 661 560 167 139 140
Median TT 95% C.I. Lower Bound 768 883 781 665 684 603 492 141 116 121
Median TT 95% C.I. Upper Bound 936 1,469 1,032 821 903 763 686 194 163 159
65+ Years Number of Registrations 42 51 24 49 57 87 92 105 179 267
10th Percentile of TT (Days) 33 49 17 79 59 56 26 6 6 7
25th Percentile of TT (Days) 144 222 62 168 100 103 77 24 18 20
Median TT (Days) 344 774 317 470 357 228 219 81 52 57
Median TT 95% C.I. Lower Bound 256 487 174 242 179 167 118 52 41 48
Median TT 95% C.I. Upper Bound + + + + + 617 467 124 71 78


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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