Hazard of death for patients categorized in the high-risk according to IL-6 was 2.27 (1.23 - 4.18), while for combinations of IL-6 + FME + lymphopenia + creatinine and B/T complex ratio + lymphopenia + creatinine increased to 5.12 (2.51 – 10.41) and 3.02 (1.84 - 4.97), respectively (Table 5). Here, IL6 is linked to lymphopenia.