Table 2.8

Living Donor Characteristics, 1997 to 2006

Living Donors of Any Organ

Donor Relation Year
1997 1998 1999 2000 2001 2002 2003 2004 2005 2006
Total 4,059 4,569 5,037 5,933 6,608 6,629 6,828 7,004 6,898 6,732
Parent 827 870 902 856 965 896 858 820 843 694
Offspring 634 683 820 1,074 1,203 1,235 1,206 1,248 1,248 1,213
Identical Twin 10 12 8 14 13 14 16 10 20 21
Full Sibling 1,564 1,643 1,695 1,907 1,950 1,890 1,904 1,896 1,704 1,653
Half Sibling 58 50 78 73 93 68 89 70 82 64
Other Relative 249 317 384 455 524 526 513 546 538 521
Spouse Unrelated 381 549 591 692 756 744 752 807 812 790
Other Unrelated 287 382 520 831 1,053 1,191 1,400 1,511 1,549 1,589
Unknown 49 63 39 31 51 65 90 96 102 187
Total (%) 100.0% 100.0% 100.0% 100.0% 100.0% 100.0% 100.0% 100.0% 100.0% 100.0%
Parent 20.4% 19.0% 17.9% 14.4% 14.6% 13.5% 12.6% 11.7% 12.2% 10.3%
Offspring 15.6% 14.9% 16.3% 18.1% 18.2% 18.6% 17.7% 17.8% 18.1% 18.0%
Identical Twin 0.2% 0.3% 0.2% 0.2% 0.2% 0.2% 0.2% 0.1% 0.3% 0.3%
Full Sibling 38.5% 36.0% 33.7% 32.1% 29.5% 28.5% 27.9% 27.1% 24.7% 24.6%
Half Sibling 1.4% 1.1% 1.5% 1.2% 1.4% 1.0% 1.3% 1.0% 1.2% 1.0%
Other Relative 6.1% 6.9% 7.6% 7.7% 7.9% 7.9% 7.5% 7.8% 7.8% 7.7%
Spouse Unrelated 9.4% 12.0% 11.7% 11.7% 11.4% 11.2% 11.0% 11.5% 11.8% 11.7%
Other Unrelated 7.1% 8.4% 10.3% 14.0% 15.9% 18.0% 20.5% 21.6% 22.5% 23.6%
Unknown 1.2% 1.4% 0.8% 0.5% 0.8% 1.0% 1.3% 1.4% 1.5% 2.8%


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

(%) = Percentages are calculated based on totals including missing and unknown cases.

(-) = None in category.

Living donor ages reported as 10 years or less are included in Unknown, accounting for about 0.02 percent of the data.