Table 2

 Components of the high therapeutic intensity (HTI) outcome measure (within 72 hours of initial emergency department presentation)

People% People with HTI (n = 246)
HTI outcome measures:
Intracranial pressure monitor placement185(75%)
Ventriculostomy40(16%)
Craniotomy101(41%)
Laparotomy30(12%)
Vasopressors used94(38%)
Packed red blood cell transfusion ⩾6 units40(16%)
Death39(16%)