Table 2.

Characteristics of donor, recipient, and transplant factors in the no-steroid group (n=10,157)

CharacteristicNo-Steroid Induction CategoriesP Value
IL2-RAr-ATGAlemtuzumabBefore IPTWAfter IPTW
No. (%)1,483 (14.6)4,905 (48.3)3,769 (37.1)
Donors
 Age (yr)41.7±11.441.6±11.540.6±11.5<0.0010.80
 Women60.959.760.80.510.93
 Race<0.0011.00
  White71.371.765.2
  Black8.611.012.2
  Hispanic13.812.219.5
  Other6.35.03.0
Recipients
 Age (yr)50.7±15.148.5±13.748.4±13.4<0.0010.36
 Women35.836.536.60.860.97
 Race<0.0011.00
  White70.169.561.6
  Black9.312.513.9
  Hispanic13.812.320.2
  Other6.85.74.5
 Diabetes mellitus (yes)33.031.336.7<0.0010.97
 Cardiovascular disease (yes)5.47.14.1<0.0010.81
 Retransplant2.02.51.9<0.0010.97
 Dialysis before transplant<0.0011.00
  Preemptive35.437.532.9
  <1 yr26.628.729.6
  1–3 yr29.124.327.2
  >3 yr8.99.410.3
 Panel reactive antibody<0.0010.62
  <2045.639.136.2
  20–803.82.93.6
  >800.20.70.64
  Missing50.457.359.5
Transplant
 Weight ratio (donor/recipient)1.01±0.331.00±0.310.99±0.300.020.89
 HLA mismatch<0.0011.00
  16.94.95.3
  221.216.317.3
  329.928.728.2
  414.017.217.3
  518.021.520.3
  69.911.411.6
 Transplant year<0.0010.73
  2000–20016.50.10.0
  2002–20035.53.72.1
  2004–200517.715.010.7
  2006–200720.622.617.8
  2008–200920.826.225.2
  2010–201228.932.344.2
  • Data are presented as means±SD or percentages unless otherwise indicated. IL2-RA, IL-2 receptor antagonist; r-ATG, rabbit anti-thymocyte globulin; IPTW, inverse probability of treatment weight.