Table 1.

Patient characteristics by race

Patient CharacteristicsWhite Patients (n=76,972)Black Patients (n=24,359)
Mean age, yr70.9 (70.8 to 71.0)64.0 (63.8 to 64.2)
Men, %57.9 (57.5 to 58.2)47.3 (46.7 to 47.9)
Mean estimated GFR, ml/min per 1.73 m211.7 (11.7 to 11.8)11.4 (11.3 to 11.5)
Mean body mass index, kg/m227.9 (27.8 to 27.9)27.8 (27.7 to 27.9)
Diabetes, %53.3 (53.0 to 53.7)54.9 (54.2 to 55.5)
Coronary artery disease, %47.8 (47.4 to 48.1)30.6 (30.0 to 31.2)
Stroke, %12.4 (12.1 to 12.6)13.8 (13.3 to 14.2)
Peripheral vascular disease, %21.4 (21.1 to 21.6)14.0 (13.6 to 14.5)
Congestive heart failure, %45.8 (45.4 to 46.1)38.8 (38.2 to 39.4)
Chronic obstructive pulmonary disease, %15.4 (15.1 to 15.6)8.7 (8.3 to 9.1)
Cancer, %11.8 (11.5 to 12.0)8.4 (8.0 to 8.7)
Unable to walk, %10.8 (10.6 to 11.0)11.9 (11.5 to 12.3)
Unable to transfer, %5.3 (5.2 to 5.5)6.5 (6.2 to 6.8)
Prior nephrology care, %64.9 (64.5 to 65.3)56.4 (55.7 to 57.0)
Hemodialysis initiated with fistula, %9.9 (9.7 to 10.1)7.4 (7.1 to 7.7)
Peritoneal dialysis, %4.7 (4.6 to 4.9)2.8 (2.6 to 3.0)
Preemptive transplant, %0.11 (0.08 to 0.14)0.05 (0.02 to 0.08)
Cardiovascular cause of death, %46.2 (45.9 to 46.6)47.9 (47.3 to 48.6)
Infection-related cause of death, %11.2 (10.9 to 11.4)12.9 (12.5 to 13.4)
Other cause of death, %42.6 (42.2 to 42.9)39.1 (38.5 to 39.7)
Death within 6 months after ESRD onset, %37.1 (36.7 to 37.4)33.8 (33.2 to 34.4)
Residence zip code in 1st quintile of end-of-life expenditure index, %17.4 (17.2 to 17.7)4.6 (4.3 to 4.8)
Residence zip code in 2nd quintile of end-of-life expenditure index, %18.5 (18.2 to 18.8)15.8 (15.4 to 16.3)
Residence zip code in 3rd quintile of end-of-life expenditure index, %18.8 (18.6 to 19.1)21.3 (20.8 to 21.8)
Residence zip code in 4th quintile of end-of-life expenditure index, %20.8 (20.5 to 21.1)24.2 (23.7 to 24.8)
Residence zip code in 5th quintile of end-of-life expenditure index, %24.4 (24.1 to 24.7)34.1 (33.4 to 34.7)
  • Parentheses contain 95% confidence intervals.