Table 3.38: Comparision of total dose and duration of antivenom between severity groups (PSS) PSS Non - symptom1 (n=23) Mil d2 (n=28) * Moderate3 (n=51) Severe4 (n=31) Death (n=1) Total dose of antrivenom (via ls) p<0, 001 0 10 (0, 5 - 30) 30 (1 - 60) 40 (10 - 72) 60 p (2 - 3) <0, 001; p (2 - 4) <0, 001; p (3 - 4) <0, 001 Duratrion of antivenom (hours) P<0, 001 0 2, 75 (0, 5 - 77) 10 (0, 5 - 120) 12 (3 - 50) 6 p (2 - 3) <0, 001; p (2 - 4) <0, 001; p (3 - 4) >0, 05 Data are presented as median (Min-Max) Comment: Total dose and duration of antivenom therapy were different among severity group Blood venom levels and treatment outcomes: completed recovery group 7, 79 (0 - 634, 54) ng / ml, lower than those in group with local tissue sequalae 88, 04 (0 - 996, 18) ng/ml (P<0, 001).