Table 2.

Overview of trial procedures before and during patient admission

Procedures	Screening	Consenting	Initial assessment	In-hospital care
Eligibility criteria	√
Study informationa		√
Informed consenta		√
Baseline data collection			√
Prehospital data collection			√
ATLS® adherenceb			√
ED data collection			√
Hospital data collection				√
Surgery data collection				√
Imaging data collection				√
Transfusion data collection				√
Injury data collection				√
Mortality data collection				√
Assessment of safety events				√

^aClinical research coordinators will inform patient participants about the study, including their right to withdraw their data from the study at any time, and will approach them in person or by telephone for informed consent for the collection of non-routinely recorded

^bATLS® adherence will be assessed by observing the care provided to a random sample of patient participants included using the nested staircase design

Abbreviations: ATLS® Advanced Trauma Life Support®, ED Emergency Department