Comparing TASH Score and Modified TBSS in Trauma Patients in Need for Massive Blood Transfusion

Inclusion Criteria: * patients aged more than 18 years on both gender * ISS ≥ 16 Exclusion Criteria: * patients below 18 years * patients with known bleeding disorders such as hemophilia or von Willebrand disease * non trauma related bleeding : patients with severe hemorrhage unrelated to traumatic injury such as GI bleeding and ruptured aneurysm * transfer from other facilities if their initial trauma records and scoring data are not available