Patients’ data collected in this study
| Demographics | Age |
| Sex | |
| Mechanism of injury | Driver of motor vehicle |
| Motorcycle | |
| Bicycle | |
| Pedestrian | |
| Fall | |
| Tumble (fall on the ground) | |
| Others | |
| Vital signs on arrival and at the decision of bleeding control | Respiratory rate |
| SpO2 | |
| Systolic blood pressure | |
| Heart rate | |
| Glasgow Coma Scale | |
| Body temperature | |
| Medical history | Charlson Comorbidity Index17 |
| Trauma severity | Abbreviated Injury Scale |
| Injury Severity Score | |
| Blood examination | Haemoglobin (g/dL) |
| Haematocrit (%) | |
| Platelet (109/L) | |
| PT-INR | |
| APTT (s) | |
| Fibrinogen (mg/dL) | |
| FDP (µg/mL) | |
| D-dimer (µg/mL) | |
| pH | |
| PaO2 | |
| PaCO2 | |
| BE (mEq/L) | |
| Lactate (mmol/L) | |
| Diagnostic imaging | FAST (positive or negative) |
| Chest X-ray (chest injury requiring bleeding control) | |
| Pelvis X-ray (pelvic fracture requiring bleeding control) | |
| The time course of trauma care | Injury |
| Arrival | |
| Thoracoabdominal CT | |
| Decision of haemostasis (baseline) | |
| Arterial access placed | |
| Decision of REBOA | |
| Inflation of REBOA | |
| Deflation of REBOA | |
| Decision of transfusion | |
| Start of definitive haemostasis | |
| ICU admission | |
| The site of haemostasis | Chest, abdomen, pelvis, retroperitoneum |
| Haemostasis method | Surgery or interventional radiology |
| Blood transfusion requirement within the first 24 hours | Packed red blood cell |
| Fresh frozen plasma | |
| Platelet | |
| Other blood products | |
| Arterial access information | Location |
| Anatomical site (R/L, femoral/brachial) | |
| Puncture method (blind, US guided, cut-down) | |
| Sheath size | |
| Initial aortic occlusion method | Resuscitative thoracotomy, REBOA, none |
| Hospital course | Days on mechanical ventilation |
| ICU discharge | |
| In-hospital mortality | |
| Cause of death | |
| Complications | Device-related complications |
| Access-related complications | |
| Systemic complications |
APTT, activated partial thromboplastin time; BE, base excess; FAST, focused assessment with sonography for trauma; FDP, Fibrin and fibrinogen degradation product; ICU, intensive care unit; PaCO2, partial pressure of carbon dioxide; PaO2, arterial oxygen pressure; PT-INR, prothrombin time-international normalized ratio; REBOA, resuscitative endovascular balloon occlusion of the aorta; SpO2, Saturation of Peripheral Oxygen; US, ultrasound.