Table 1.
Baseline characteristics and diagnostic data of the study population.
| Characteristics | n = 671 |
|---|---|
| Age, years | 51 (35–65) |
| Sex, male | 463 (69.0%) |
| Mechanism of injury | |
| Motor vehicle accident | 370 (55.1%) |
| Fall from a height | 161 (24.0%) |
| Fall down steps | 52 (7.7%) |
| Ground-level fall | 32 (4.8%) |
| Crushed between objects | 16 (2.4%) |
| Others | 40 (6.0%) |
| GCS total score | 13 (8–14) |
| HR, beats per min | 91 (78–108) |
| Systolic BP, mm Hg | 131 (78–108) |
| Shock index ≥ 1 | 140 (20.9%) |
| RR, per min | 22 (18–28) |
| BT, °Celsius | 36.5 (36.0–36.8) |
| RTS | 7.1 (6.0–7.8) |
| Hb, g/dL | 13.1 (11.8–14.4) |
| pH | 7.39 (7.34–7.42) |
| Lactate, mmol/L | 2.4 (1.6–3.6) |
| PT-INR | 1.1 (1.1–1.2) |
| Activated partial thromboplastin time, s | 29.9 (27.0–35.8) |
| AIS Head ≥ 3 | 477 (71.1%) |
| AIS Face ≥ 3 | 11 (1.6%) |
| AIS Chest ≥ 3 | 351 (52.3%) |
| AIS Abdomen ≥ 3 | 126 (18.7%) |
| AIS Extremities ≥ 3 | 232 (34.5%) |
| Injury Severity Score | 26 (21–35) |
| Probability of survival | 0.91 (0.71–0.97) |
| Emergency bleeding control procedure | 163 (24.3%) |
| Bleeding control surgery | 65 (9.7%) |
| Interventional radiology | 133 (19.8%) |
| Intracranial surgery | 174 (25.9%) |
Categorical variables are presented as numbers (%), and continuous variables are presented as medians (25–75% percentile). GCS, Glasgow Coma Scale; HR, heart rate; BP, blood pressure; RR, respiratory rate; BT, body temperature; RTS, Revised Trauma Score; Hb, hemoglobin; PT-INR, prothrombin time-international normalized ratio and AIS, Abbreviated Injury Scale.