Table 3.
Parameter | Discrimination ROC (95% CI) | R2 |
---|---|---|
Single variables or case-mix domains | ||
age | 0.63 (0.62 to 0.65) | 0.07 |
demographics (age, race, vintage, cause of ESRD) | 0.64 (0.63 to 0.65) | 0.07 |
comorbid conditions (as per top half Table 2) | 0.67 (0.66 to 0.69) | 0.10 |
physical impairmentsa | 0.62 (0.61 to 0.63) | 0.07 |
serum albumin | 0.60 (0.59 to 0.61) | 0.03 |
laboratory/clinical parametersb | 0.67 (0.66 to 0.68) | 0.09 |
Combining domains | ||
demographics + laboratory/clinical parameters | 0.69 (0.68 to 0.71) | 0.13 |
demographics + comorbid conditions | 0.70 (0.69 to 0.71) | 0.14 |
demographics + laboratory/clinical parameters + comorbid conditions | 0.72 (0.71 to 0.73) | 0.17 |
demographics + laboratory/clinical parameters + physical impairmentsa | 0.71 (0.70 to 0.72) | 0.15 |
demographics + laboratory/clinical parameters + physical impairmentsa + comorbid conditions | 0.73 (0.72 to 0.74) | 0.18 |
ROC, receiver operating characteristic.
Includes inability to ambulate, inability to transfer, and nursing home resident.
Includes serum albumin, phosphate, creatinine, predialysis SBP, BMI, and type of vascular access.