Table 3.
Improvement of reclassification indices by adding causes of kidney disease to combinations of established risk factors (analysis A)
| Reclassification indices and models | All-cause death | KFRT |
|---|---|---|
| Statistics (95% CI) | Statistics (95% CI) | |
| NRI | ||
| Four-variable model | 0.696 (0.192, 1.230) | 0.241 (0.000, 1.018) |
| Six-variable model | 0.552 (0.049, 1.231) | 0.234 (0.030, 0.838) |
| Seven-variable model | 0.627 (0.160, 1.308) | 0.292 (0.011, 0.810) |
| IDI | ||
| Four-variable model | 0.020 (0.008, 0.131) | 0.022 (0.008, 0.066) |
| Six-variable model | 0.021 (0.010, 0.147) | 0.020 (0.006, 0.057) |
| Seven-variable model | 0.011 (0.004, 0.145) | 0.020 (0.007, 0.056) |
Variables included in the four-variable model: age, sex, eGFR and lnUACR; Six-variable model: age, sex, eGFR, lnUACR, DM and hypertension; and seven-variable model: age, sex, eGFR, lnUACR, serum calcium, phosphate and albumin.