Table 5.2

Time to Transplant, 1995 to 2004

New Kidney Waiting List Registrations

Age at Registration Year of Waiting List Registration
1995 1996 1997 1998 1999 2000 2001 2002 2003 2004
Total Number of Registrations 17,887 18,331 19,050 20,177 21,001 22,286 22,340 23,496 24,422 27,131
10th Percentile of TT (Days) 87 91 98 106 106 113 115 107 107 111
25th Percentile of TT (Days) 262 285 295 323 313 337 348 338 353 366
Median TT (Days) 918 1,036 1,050 1,148 1,124 1,199 1,176 + + +
Median TT 95% C.I. Lower Bound 886 1,001 1,022 1,111 1,091 1,168 1,139 + + +
Median TT 95% C.I. Upper Bound 952 1,075 1,092 1,179 1,158 1,234 1,211 + + +
<1 Year Number of Registrations 2 4 6 9 9 7 4 2 10 14
10th Percentile of TT (Days) 109 1 238 47 1 202 251 65 48 7
25th Percentile of TT (Days) 109 1 279 198 108 339 251 65 164 83
Median TT (Days) 109 279 293 237 321 + 286 65 238 361
Median TT 95% C.I. Lower Bound 109 1 279 198 108 + 251 65 164 184
Median TT 95% C.I. Upper Bound + + + + + + + + + +
1-5 Years Number of Registrations 89 97 90 82 68 84 110 111 104 127
10th Percentile of TT (Days) 31 20 43 54 54 38 40 39 28 37
25th Percentile of TT (Days) 111 96 126 87 139 128 94 93 89 99
Median TT (Days) 279 244 335 261 277 324 207 195 241 220
Median TT 95% C.I. Lower Bound 209 176 249 195 225 205 172 182 198 205
Median TT 95% C.I. Upper Bound 370 439 466 356 409 399 252 262 309 362
6-10 Years Number of Registrations 121 106 109 94 102 112 123 112 124 160
10th Percentile of TT (Days) 31 30 24 23 51 14 57 56 40 31
25th Percentile of TT (Days) 79 84 102 70 116 93 120 145 118 94
Median TT (Days) 243 275 231 321 373 368 340 373 390 300
Median TT 95% C.I. Lower Bound 176 146 180 192 270 225 244 296 283 175
Median TT 95% C.I. Upper Bound 405 447 364 399 428 423 418 409 478 393
11-17 Years Number of Registrations 375 399 360 389 411 382 438 473 533 571
10th Percentile of TT (Days) 32 34 39 51 37 44 52 50 51 45
25th Percentile of TT (Days) 86 103 114 135 99 121 154 144 141 120
Median TT (Days) 276 364 407 400 349 370 474 472 444 389
Median TT 95% C.I. Lower Bound 229 301 343 357 293 308 392 396 358 314
Median TT 95% C.I. Upper Bound 338 439 487 548 418 462 555 550 556 +
18-34 Years Number of Registrations 3,871 3,781 3,822 3,768 3,788 3,494 3,570 3,668 3,702 3,852
10th Percentile of TT (Days) 86 98 91 101 107 103 107 105 94 98
25th Percentile of TT (Days) 262 286 275 285 285 283 309 297 313 281
Median TT (Days) 889 1,024 926 965 981 920 987 971 + +
Median TT 95% C.I. Lower Bound 833 944 865 912 915 874 912 904 + +
Median TT 95% C.I. Upper Bound 954 1,100 1,006 1,033 1,044 1,000 1,043 1,063 + +
35-49 Years Number of Registrations 7,022 6,917 7,047 7,131 7,102 7,475 7,228 7,457 7,526 8,025
10th Percentile of TT (Days) 96 97 109 108 107 117 121 113 115 119
25th Percentile of TT (Days) 289 320 311 346 315 335 359 370 377 391
Median TT (Days) 979 1,110 1,115 1,194 1,116 1,179 1,170 + + +
Median TT 95% C.I. Lower Bound 920 1,052 1,058 1,144 1,056 1,131 1,118 + + +
Median TT 95% C.I. Upper Bound 1,037 1,163 1,165 1,270 1,170 1,229 1,229 + + +
50-64 Years Number of Registrations 5,318 5,769 6,268 7,063 7,594 8,420 8,520 9,152 9,508 10,891
10th Percentile of TT (Days) 89 92 101 117 119 126 126 110 113 123
25th Percentile of TT (Days) 268 285 315 353 353 384 390 372 386 429
Median TT (Days) 955 1,050 1,157 1,272 1,317 1,411 1,357 + + +
Median TT 95% C.I. Lower Bound 895 984 1,090 1,201 1,246 1,332 1,297 + + +
Median TT 95% C.I. Upper Bound 1,014 1,126 1,229 1,352 1,405 1,495 1,548 + + +
65+ Years Number of Registrations 1,089 1,258 1,348 1,641 1,927 2,312 2,347 2,521 2,915 3,491
10th Percentile of TT (Days) 97 94 114 112 121 128 117 109 113 131
25th Percentile of TT (Days) 283 301 324 382 349 387 374 332 387 377
Median TT (Days) 1,348 1,570 2,216 1,815 1,600 + + + + +
Median TT 95% C.I. Lower Bound 1,089 1,206 1,468 1,470 1,376 + + + + +
Median TT 95% C.I. Upper Bound + 2,834 + + + + + + + +


Source: OPTN/SRTR Data as of May 2, 2005.

(+) = 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 waitlisting, 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.