Abbreviations
APACHE II: Acute Physiology and Chronic Health Evaluation II; SOFA: Sepsis-related organ failure assessment; AUC: Area under the receiver operating characteristic curve; EDTA: Ethylenediaminetetraacetic acid; GCS: Glasgow Coma Scale; ICU: Intensive care unit; IFN-γ: Interferon-γ; IL-4: Interleukin-4; IL-8: Interleukin-8; IL-10: Interleukin-10; IL-17A: Interleukin-17A; OR: Odds ratio; PCT: Procalcitonin; ROC: Receiver operating characteristic; WBC: White blood cell; CD3: Cluster of Differentiation 3; CD4: Cluster of Differentiation 4; CD8: Cluster of Differentiation 8; CD28: Cluster of Differentiation 28; CD80: Cluster of Differentiation 80; CD86: Cluster of Differentiation 86; CTLA-4:cytotoxic T-lymphocyte-associated protein 4;