Table 1.
Characteristic | 1999–2004 | 2005–2010 | P Value |
---|---|---|---|
Q1 (n=11,100 living donors) | a | ||
Mean age±SD (yr) | 38±11 | 39±11 | <0.001 |
Women (%) | 58 | 58 | 0.75 |
Race (%) | <0.001 | ||
White | 51 | 52 | |
Black | 26 | 22 | |
Other | 23 | 26 | |
Donor relation (%) | <0.001 | ||
Related | 76 | 64 | |
Spousal | 10 | 12 | |
Unrelated | 14 | 24 | |
Q2 (n=12,655 living donors) | |||
Mean age±SD (yr) | 39±11 | 40±11 | <0.001 |
Women (%) | 59 | 60 | 0.10 |
Race (%) | <0.001 | ||
White | 72 | 70 | |
Black | 15 | 14 | |
Other | 13 | 16 | |
Donor relation (%) | <0.001 | ||
Related | 72 | 59 | |
Spousal | 11 | 13 | |
Unrelated | 17 | 28 | |
Q3 (n=14,390 living donors) | |||
Mean age±SD (yr) | 39±11 | 40±11 | <0.001 |
Women (%) | 59 | 60 | 0.02 |
Race (%) | <0.001 | ||
White | 73 | 73 | |
Black | 13 | 12 | |
Other | 14 | 15 | |
Donor relation (%) | <0.001 | ||
Related | 70 | 60 | |
Spousal | 11 | 12 | |
Unrelated | 19 | 28 | |
Q4 (n=16,353 living donors) | |||
Mean age±SD (yr) | 40±10 | 41±11 | <0.001 |
Women (%) | 59 | 61 | 0.08 |
Race (%) | <0.001 | ||
White | 76 | 74 | |
Black | 11 | 11 | |
Other | 13 | 15 | |
Donor relation (%) | <0.001 | ||
Related | 69 | 58 | |
Spousal | 12 | 13 | |
Unrelated | 19 | 29 | |
Q5 (n=17,384 living donors) | |||
Mean age±SD (yr) | 42±11 | 43±11 | <0.001 |
Women (%) | 58 | 61 | <0.001 |
Race (%) | <0.001 | ||
White | 79 | 77 | |
Black | 9 | 9 | |
Other | 12 | 14 | |
Donor relation (%) | <0.001 | ||
Related | 67 | 56 | |
Spousal | 14 | 15 | |
Unrelated | 19 | 29 | b |
Where not stated, missing values comprised <5% of all values.
Donor income categories based on 2000 US Census data.