SYN1 and Shock: In the early stage of septic shock, the median Syn-1 level was 4 times higher in the high Syn-1 group than in the low Syn-1 group (Table 2), and in the late stage of septic shock, it was 4.5 times higher in the high Syn-1 group than in the low Syn-1 group (Table 2).