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| Variables | Sensitivity | Specificity | p value |
| NLR>3.82 | 50.40% | 84.04% | 0.00071 |
| LDH>246U/L | 59.20% | 79.15% | <0.00012 |
| Combined diagnosis model | 72.80% | 69.71% |
Abbreviation: NLR, neutrophil - to- lymphocyte ratio; LDH, lactate dehydrogenase; combined diagnosis model, NLR>3.82 and LDH>246U/L; 0.00071, p value between NLR>3.82 and combined diagnosis model; <0.00012, p value between LDH>246U/L and combined diagnosis model.
