Table 2.
Factors associated with Cys C using bivariate correlation analysis
| Spearman’s rho | Cys C (mg/L) | |
|---|---|---|
| R | P | |
| Age, years | 0.380 | < 0.001 |
| Male sex | 0.262 | < 0.001 |
| Baseline serum creatinine (mg/dl) | 0.392 | < 0.001 |
| Serum Creatinine at admission (mg/dl) | 0.546 | < 0.001 |
| BUN at admission (mg/dl) | 0.471 | < 0.001 |
| Albumin at admission (g/L) | - 0.127 | < 0.001 |
| FT3 (pmol/L) | - 0.257 | < 0.001 |
| TT3 (nmol/L) | - 0.189 | < 0.001 |
| FT4 (pmol/L) | - 0.050 | 0.065 |
| TT4 (nmol/L) | - 0.122 | < 0.001 |
| TSH (μIU/L) | - 0.032 | 0.242 |
| APACHE II Score | 0.348 | < 0.001 |
APACHE II score Acute Physiology and Chronic Health Evaluation II score, BUN blood urea nitrogen, Cys C cystatin C, FT3 free triiodothyronine, FT4 free thyroxine, TSH thyroid-stimulating-hormone, TT3 total triiodothyronine, TT4 total thyroxine