Mortality prognostic value of plasma presepsin time T0 compared to the scale of assessing severity at time T0 Index Cut - off Sensitivity Specificity AUC KTC 95% p Presepsin (pg / ml) 488, 1 73, 9% 70, 2% 0, 77 0, 66 - 0, 86 < 0, 001 APACHE II (score) 22 70% 81% 0, 84 0, 76 - 0, 92 < 0, 001 SOFA (score) 8 69, 6% 68, 4% 0, 73 0, 62 - 0, 82 < 0, 001 SAPS 2 (score) 36 78, 3% 63, 2% 0, 76 0, 65 - 0, 85 < 0, 001 MODS (score) 7 65, 2% 75, 4% 0, 75 0, 64 - 0, 84 < 0, 001 13 The APACHE II, SOFA and SAPS 2 scale scores have a prognostic mortality value of 0.84 respectively; 0.73; 0.76 and 0.75 (p <0.001) Table 3.25.