“…( Table 1) Seven studies included both trauma and non-trauma patients. (4-7, 9, 10, 29) The non-trauma groups in these studies were comprised of patients undergoing emergency or elective surgery (4)(5)(6)(7)(8)(9)(10)29), as well as patients with gastrointestinal bleeding(4-7, 9, 29), obstetric hemorrhage (4,5,7,10,29), and vascular emergencies (4,6,7,9,29). In three of these seven studies, analysis was performed using a mixed trauma/non-trauma population, comprising 91%(10), 76% 29 Table 4 shows the quality assessment of the studies included based on the NOS.…”