Table 2.

Independent predictors of mortality based on multivariable Cox proportional hazards model (full sample: N=126,620)

HR (95% CI)P
Admitted with a primary diagnosis of renal failure after discontinuation of dialysis2.21 (2.09 to 2.33)<0.001
Advance directive0.84 (0.83 to 0.85)<0.001
Initial site of care
 Home<0.001
 Nursing home or residential hospice facility0.91 (0.89 to 0.92) <0.001
 Hospital or inpatient hospice unit1.77 (1.74 to 1.80)
PPS score (>20)0.49 (0.48 to 0.49)<0.001
Men1.24 (1.22 to 1.26)<0.001
Age1.01 (1.00 to 1.02)<0.001
White race1.04 (1.01 to 1.07)0.002
Peripheral edema1.25 (1.20 to 1.28)0.03
  • HR, hazard ratio; CI, confidence interval; PPS, Palliative Performance Scale.