Table 2.
Correlations with copeptin plasma concentrations at ICU admission (Spearman rank correlation test, only significant results are shown)
| ICU patients | ||
|---|---|---|
| Parameters | r | P |
| Disease severity | ||
| APACHE II score | .218 | .002 |
| SAPS2 score | .450 | <.001 |
| Inflammation | ||
| Procalcitonin | .164 | .039 |
| suPAR | .200 | .018 |
| Interleukin‐10 | .276 | .004 |
| Renal function | ||
| Creatinine | .631 | <.001 |
| GFR (creatinine) | −.664 | <.001 |
| Cystatin C | .473 | <.001 |
| GFR (cystatin C) | −.518 | <.001 |
| Urea | .566 | <.001 |
| Uric acid | .320 | <.001 |
| Vascular tone & perfusion | ||
| CT‐proET‐1 | .419 | <.001 |
| ADMA | .250 | .001 |
| SDMA | .538 | <.001 |
| NT‐proCNP | .575 | <.001 |
| NT‐proBNP | .492 | <.001 |
| Lactate | .157 | .021 |
| pH | −.301 | <.001 |
| Metabolism | ||
| Blood glucose | .241 | <.001 |
| Resistin | .286 | .031 |
| RBP4 | .485 | <.001 |
| Visfatin | .482 | <.001 |
ADMA, asymmetric dimethylarginine; APACHE, acute physiology and chronic health evaluation; CT‐proET‐1, C‐terminal proendothelin‐1; GFR, glomerular filtration rate; NT‐proBNP, amino‐terminal pro‐B‐type natriuretic peptide; NT‐proCNP, amino‐terminal pro‐C‐type natriuretic peptide; RBP4, retinol binding protein 4; SAPS, Simplified Acute Physiology Score; SDMA, symmetric dimethylarginine; suPAR, soluble urokinase plasminogen activator receptor.