Compare treatment effect in moderate and severe hypertriglyceridemic pancreatitis patients Groups Index Total moderate and severe patients (n = 99) ± SD Moderate and severe patients with PEX (n = 52) ± SD Moderate and severe patients without PEX (n = 47) ± SD p Hospitalized days (days) ± SD 11.38 ± 6.11 8.93 ± 5.89 14.1 ± 6.31 <0.05 Min-Max 6 - 21 6 - 20 8 - 21 - ICU length of stay (days) ± SD 6.61 ± 2.88 5.53 ± 1.35 7.82 ± 4.23 <0.05 Min-Max 2 - 16 2 - 11 2 - 16 - Comment: Average days of treatment at ICU and number of days of hospitalization of moderate and severe patients with acute pancreatitis due to TG using PEX were lower than those of without PEX group, the difference was statistically significant with p <0.05.