Striking through a layer of clothes or bag led to decreased blood venom levels. Table 3.23: Blood venom levels on admiss ion and PSS: PSS No signs or symptoms 1 (n=15) Mild2 (n=30) Moderate 3 (n=41) Severe4 (n=27) Death (n=1) Venom levels ng / ml 0, 21 (0 - 8, 21) 9, 31 (0, 02 - 299, 92) 84, 96 (0, 32 - 634, 54) 180, 88 (0 - 996, 18) 257, 22 p<0, 001 p (1 - 2) <0, 001; p (1 - 3) <0, 001; p (1 - 4) <0, 001; p (2 - 3) <0, 001; p (2 - 4) <0, 001; p (3 - 4) >0, 05 Data presented as median (min-max) Comment: blood venom levels are different among groups except between moderate and severe groups.