Table 2. Multivariable parametric modela of hospitalized ACS event (N = 50,732)b

Fatal/Nonfatal Hospitalized ACSFatal Hospitalized ACS
HR(95% CI)P ValueHR(95% CI)P Value
a The following covariates fell out of the model: cardiac arrest, current smoker, cerebrovascular disease, serum albumin, gender, and dialysis modality.
b ACS, acute coronary syndrome; HR, hazard ratio; CI, confidence interval; UCr, urinary creatinine.
BMI groups
    normal BMI (18.5–24.9 kg/m2)RefRef
    low BMI (<18.5 kg/m2)0.89(0.81–0.98)0.0220.95(0.79–1.16)0.635
    high BMI (≥25 kg/m2)1.03(0.98–1.09)0.1880.94(0.84–1.04)0.216
UCr groups
    >0.92 g/dRefRef
    0.71–0.92 g/d1.03(0.96–1.10)0.4281.08(0.94–1.25)0.272
    0.54–0.70 g/d1.00(0.93–1.07)0.9571.14(0.98–1.32)0.080
    ≤0.53 g/d1.00(0.94–1.07)0.9191.22(1.05–1.41)0.008
Each decade increase in age1.08(1.06–1.11)<0.0011.26(1.19–1.34)<0.001
White versus black0.80(0.75–0.85)<0.0010.69(0.60–0.80)<0.001
Other races versus white0.95(0.86–1.04)0.2840.86(0.69–1.06)0.152
Diabetes as cause of renal failure1.07(1.02–1.12)0.007NS
Coronary artery disease1.93(1.84–2.03)<0.0011.49(1.34–1.66)<0.001
Peripheral vascular disease1.13(1.07–1.19)<0.0011.28(1.14–1.44)<0.001
Congestive heart failure1.13(1.07–1.19)<0.0011.22(1.10–1.35)<0.001
Hypertension0.92(0.87–0.98)0.0060.86(0.76–0.96)0.010
Hematocrit, each 5% increase1.05(1.02–1.07)<0.0011.02(1.01–1.03)<0.001
Predialysis erythropoietin use0.93(0.88–0.98)0.0100.86(0.76–0.96)0.008