Table 4.
Performance characteristics of different indicators for ROC curve for differentiation between viral and co-infections.
| Indicator | AUC | 95%CI | Cutoff |
|---|---|---|---|
| Leukocyte | 0.6179 | 0.5502 to 0.6856 | 8.04 |
| MxA/Leukocyte | 0.5699 | 0.4968 to 0.6430 | 0.51 |
| MxA/CRP | 0.5429 | 0.4705 to 0.6153 | 2.28 |
| Monocyte percentage | 0.5350 | 0.4617 to 0.6083 | 6.35 |
| PCT | 0.5343 | 0.4623 to 0.6063 | 0.09 |
| MxA/SAA | 0.5342 | 0.4629 to 0.6055 | 1.06 |
| CRP | 0.5270 | 0.4552 to 0.5987 | 1.50 |
| SAA | 0.5230 | 0.4521 to 0.5940 | 16.99 |
| MxA/CRP/PCT | 0.5225 | 0.45169 to 0.5933 | 5.22 |
| MxA | 0.5161 | 0.4392 to 0.5930 | 5.89 |
| Lymphocyte percentage | 0.5157 | 0.4438 to 0.5875 | 57.85 |
| Neutrophil percentage | 0.5107 | 0.43793 to 0.5834 | 42.30 |
| IL6 | 0.5105 | 0.4388 to 0.5822 | 18.80 |
| MxA/PCT | 0.5062 | 0.4366 to 0.5757 | 32.14 |