Table 5.2

Time to Transplant, 1997 to 2006

New Kidney Waiting List Registrations

Peak PRA and Gender Year of Waiting List Registration
1997 1998 1999 2000 2001 2002 2003 2004 2005 2006
Total Number of Registrations 19,051 20,173 21,001 22,284 22,337 23,485 24,414 27,122 29,131 31,495
10th Percentile of TT (Days) 98 106 106 113 115 107 107 111 108 106
25th Percentile of TT (Days) 295 323 314 338 348 339 354 358 343 368
Median TT (Days) 1,055 1,153 1,127 1,203 1,180 1,144 1,152 + + +
Median TT 95% C.I. Lower Bound 1,026 1,117 1,096 1,170 1,144 1,115 1,121 + + +
Median TT 95% C.I. Upper Bound 1,098 1,183 1,163 1,239 1,215 1,179 1,187 + + +
0-9%, Female Number of Registrations 5,583 5,772 5,918 6,269 6,475 6,561 6,770 7,287 7,563 7,760
10th Percentile of TT (Days) 97 105 101 120 112 112 111 120 116 110
25th Percentile of TT (Days) 272 299 291 331 317 343 348 352 337 359
Median TT (Days) 959 1,046 1,059 1,139 1,081 1,125 1,056 + + +
Median TT 95% C.I. Lower Bound 900 973 996 1,068 1,023 1,063 1,000 + + +
Median TT 95% C.I. Upper Bound 1,030 1,111 1,118 1,199 1,137 1,176 1,117 + + +
0-9%, Male Number of Registrations 9,277 9,979 10,149 10,631 10,754 11,374 11,664 13,302 14,303 15,233
10th Percentile of TT (Days) 97 104 112 124 123 113 117 120 113 111
25th Percentile of TT (Days) 272 303 307 337 352 342 358 365 335 355
Median TT (Days) 920 1,024 1,005 1,114 1,102 1,081 1,078 + + +
Median TT 95% C.I. Lower Bound 873 980 958 1,063 1,047 1,040 1,037 + + +
Median TT 95% C.I. Upper Bound 970 1,077 1,048 1,160 1,141 1,124 1,118 + + +
10-79%, Female Number of Registrations 1,312 1,290 1,468 1,539 1,582 1,712 1,862 2,144 2,311 2,614
10th Percentile of TT (Days) 147 158 152 178 209 170 146 172 161 149
25th Percentile of TT (Days) 537 498 522 511 628 521 502 533 497 +
Median TT (Days) 1,998 1,931 1,827 1,856 2,091 1,744 + + + +
Median TT 95% C.I. Lower Bound 1,693 1,694 1,568 1,589 1,782 1,512 + + + +
Median TT 95% C.I. Upper Bound 2,574 2,380 2,134 2,103 + + + + + +
10-79%, Male Number of Registrations 862 928 1,026 981 1,002 1,098 1,222 1,432 1,611 1,787
10th Percentile of TT (Days) 140 184 168 132 164 177 153 149 149 129
25th Percentile of TT (Days) 436 539 501 480 583 521 524 473 448 424
Median TT (Days) 1,627 2,196 1,798 1,710 + 1,686 + + + +
Median TT 95% C.I. Lower Bound 1,454 1,844 1,414 1,470 + 1,444 + + + +
Median TT 95% C.I. Upper Bound 2,028 + 2,427 2,019 + + + + + +
80%+, Female Number of Registrations 429 466 544 623 599 706 817 939 1,137 1,325
10th Percentile of TT (Days) 217 197 220 201 243 173 190 216 176 197
25th Percentile of TT (Days) 693 768 715 729 976 655 787 836 630 +
Median TT (Days) + + + + + + + + + +
Median TT 95% C.I. Lower Bound + + + + + + + + + +
Median TT 95% C.I. Upper Bound + + + + + + + + + +
80%+, Male Number of Registrations 184 273 305 327 302 389 437 454 588 695
10th Percentile of TT (Days) 274 180 163 263 191 154 183 151 208 160
25th Percentile of TT (Days) 836 661 1,011 1,093 736 625 655 800 + +
Median TT (Days) + + + + + + + + + +
Median TT 95% C.I. Lower Bound + + + + + + + + + +
Median TT 95% C.I. Upper Bound + + + + + + + + + +
Unknown, Female Number of Registrations 590 576 617 761 648 656 607 582 589 778
10th Percentile of TT (Days) 40 60 47 33 39 26 19 11 10 27
25th Percentile of TT (Days) 285 234 188 139 151 126 105 76 86 149
Median TT (Days) 1,238 1,218 970 1,134 733 476 521 393 + +
Median TT 95% C.I. Lower Bound 1,062 931 791 699 565 376 414 307 + +
Median TT 95% C.I. Upper Bound 2,172 1,673 1,287 1,309 924 592 681 629 + +
Unknown, Male Number of Registrations 814 889 974 1,153 975 989 1,035 982 1,029 1,303
10th Percentile of TT (Days) 29 53 39 29 18 12 16 12 10 15
25th Percentile of TT (Days) 194 221 197 138 120 97 85 78 77 122
Median TT (Days) 1,127 1,276 941 774 627 467 468 430 617 +
Median TT 95% C.I. Lower Bound 985 1,016 721 635 505 389 373 353 435 +
Median TT 95% C.I. Upper Bound 1,524 1,546 1,234 1,000 834 569 569 547 + +


Source: OPTN/SRTR Data as of May 1, 2007.

(+) = 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.