Mortality prognostic value of plasma presepsin in patients with severe sepsis and septic shock Table 2.22: Mortality prognostic value of plasma presepsin in patients with severe sepsis and septic shock Index Cut - off Sensitivity Specificity AUC KTC 95% p Presepsin (T0) (pg / ml) 488, 1 73, 9% 70, 2% 0, 77 0, 66 - 0, 86 < 0, 001 Presepsin (T1) (pg / ml) 438, 5 80% 80, 4% 0, 81 0.70 - 0.90 < 0, 001 Presepsin (T7) (pg / ml) 777 80% 97, 7% 0, 9 0.79 - 0, 96 < 0, 001 The presepsin concentration at T0 had a relatively favorable prognosis, with AUC 0.77 (p <0.001), at cut-off 488.1pg / ml, sensitivity is 73.9% and specificity is 70.2%.