Table 5.
The predictive value of hematological parameters for the severity of COVID-19 cases
| Hematological parameters | Optimal cut-off value | AUC 95% CI | Sensitivity (%) | Specificity (%) | P-value |
|---|---|---|---|---|---|
| ANC (cells/dl) | > 3370 | 0.63 (0.57-0.69) | 87.39 | 33.10 | 0.0002** |
| Lymphocyte count (cells/dl) | ≤ 680 | 0.62 (0.56-0.68) | 48.65 | 99.97 | 0.0008** |
| NLR | > 9.34 | 0.68 (0.62-0.73) | 58.18 | 73.24 | < 0.0001** |
| PLR | > 290.77 | 0.58 (0.52-0.64) | 41.82 | 76.06 | 0.0241** |
| Platelet (cells/dl) | ≤ 332000 | 0.51 (0.45-0.57) | 84.68 | 9.15 | 0.8380 |
| WBC | > 4390 | 0.60 (0.54-0.67) | 29.58 | 89.19 | 0.0036** |
**
indicates P < 0.001.
Abbreviations: WBC, White blood cell; ANC, Absolute Neutrophil Count; AUC, Area Under the Curve; CI, Confidence Interval; NLR, Neutrophil to Lymphocyte Ratio; PLR, Platelet to Lymphocyte Ratio.