LCT and Sepsis: Clinical indicators of early stage of sepsis, including age, sex percentage, pH, Na+, Glu, HB, Lac, PLT, ALB, GLB, direct bilirubin (DBIL), indirect bilirubin (TBIL), TBA, SCR, BUN, UA, LDH, CK-MB, Ca2+, P2+, Mg2+, D-dimer, PCT, IL-2, IL-6, IL-10, and TNF-a levels were selected for multivariate logistic regression (Fig. 3a).