Table 4.
Receiver operating characteristic for the 28-day mortality risk according to the levels of the mineral metabolites
| Biomarker | AUC ROC | C index | P Value |
|---|---|---|---|
| Calcium | 0.422 | 0.540 | 0.584 |
| Phosphate | 0.546 | 0.532 | 0.662 |
| iPTH | 0.652 | 0.597 | 0.149 |
| 25D | 0.371 | 0.619 | 0.029 |
| BAP | 0.610 | 0.557 | 0.386 |
| TRACP-5b | 0.574 | 0.571 | 0.368 |
| cFGF23 | 0.688 | 0.697 | 0.007 |
AUC ROC area under the receiver operating characteristic curve, C index index of concordance, iPTH intact parathyroid hormone, 25D 25-hydroxyvitamin D, BAP bone-specific alkaline phosphatase, TRACP-5b tartrate-resistant acid phosphatase 5b, cFGF23 C-terminal fibroblast growth factor 23