Table 3.

Adjusted annualized in living-related donation, living-unrelated donation, and spousal donation (per million population per year) between 1999–2004 and 2005–2010, stratified by income quintile

Income QuintilesaLiving-Related DonationLiving-Unrelated DonationSpousal Donation
1999–20042005–20101999–20042005–20101999–20042005–2010
Q1 (<$30,962)0.32 (0.22 to 0.64)b−1.05 (−1.61 to −0.50)b0.37 (−0.22 to 0.96)0.24 (−0.01,0.49)0.06 (−0.19 to 0.31)−0.21 (−0.53 to −0.13)b
Q2 ($30,962–$37,314)0.82 (0.27 to 1.78)b−0.49 (−1.61 to 0.64)0.50 (0.28 to 0.71)b0.21 (−0.14 to 1.87)0.07 (−0.18 to 0.33)−0.25 (−0.47 to −0.03)b
Q3 ($37,315–$44,723)0.22 (−0.41 to 0.65)−1.01 (−2.52 to −0.48)b1.04 (0.32 to 1.76)b0.22 (−0.88 to 0.43)0.08 (−0.10 to 0.28)−0.15 (−0.45 to 0.15)
Q4 ($44,724–$56,580)1.12 (0.40 to 1.85)b−0.57 (−1.09 to −0.08)b1.00 (0.76 to 1.24)b0.62 (0.16 to 1.08)b0.07 (−0.09 to 0.22)0.21 (−0.04 to 0.47)
Q5 (>$56,580)0.94 (0.47 to 1.46)b−0.38 (−1.19 to 0.43)2.03 (0.53 to 3.54)b1.10 (0.75 to 1.46)b0.27 (0.07 to 0.48)b0.31 (0.00 to 0.62)b
  • Multilevel linear regression model adjusted for donor age, sex, and race; population age, sex, and race; ESRD rate standardized for age and sex; and RUCA, clustered by state of residence. Values in parentheses are 95% confidence intervals.

  • a Donor income categories based on 2000 US Census data.

  • b P<0.05.