Variable | All (n = 123) | Business hours (n = 48) | Off hours (n = 75) | p value |
---|---|---|---|---|
Age (years) | 59.0 (34.0–70.0) | 57.0 (32.0–65.5) | 59.0 (39.5–70.5) | 0.42 |
Male, n (%) | 85 (69.1) | 36 (75.0) | 49 (65.3) | 0.32 |
Glasgow Coma Scale score | 13.0 (9.0–15.0) | 13.0 (10.8–15.0) | 13.0 (8.5–15.0) | 0.97 |
Initial vital signs recorded in the ED | ||||
 Systolic blood pressure (mmHg) | 130.0 (107.0–163.0) | 142.0 (113.5–170.0) | 127.5 (106.3–149.5) | 0.23 |
 Heart rate (beats/min) | 100.0 (80.0–120.0) | 92.0 (79.8–120.0) | 103.0 (82.5–123.5) | 0.35 |
 Respiratory rate (breaths/min) | 20.0 (18.0–30.0) | 20.0 (16.0–30.0) | 20.0 (18.0–30.0) | 0.51 |
 Pulse oximetry saturation | 100.0 (98.0–100.0) | 100.0 (99.0–100.0) | 100.0 (98.0–100.0) | 0.53 |
ISS | 26.0 (16.0–41.0) | 26.0 (16.3–35.0) | 26.0 (16.5–41.0) | 0.96 |
AIS | ||||
 Head or neck | 0 (0–2.0) | 0 (0–2.0) | 0 (0–3.0) | 0.86 |
 Face | 0 (0–1.0) | 0 (0–0) | 0 (0–1.5) | 0.55 |
 Chest | 3.0 (0–4.0) | 0 (0–3.3) | 3.0 (0–5.0) | 0.033 |
 Abdomen or pelvic contents | 0 (0–0) | 0 (0–0) | 0 (0–0) | 0.54 |
 Extremities or pelvic girdle | 0 (0–1.0) | 0 (0–0.3) | 0 (0–1.0) | 0.21 |
 External | 1.0 (0–5.0) | 2.0 (0–5.0) | 0 (0–4.0) | 0.031 |
RTS | 7.8 (5.9–7.8) | 7.8 (6.2–7.8) | 7.8 (5.7–7.8) | 0.79 |
Ps | 0.91 (0.62–0.97) | 0.90 (0.65–0.98) | 0.91 (0.62–0.96) | 0.68 |
Charlson Comorbidity Index | 0 (0–1.0) | 0 (0–1.0) | 0 (0–1.0) | 1.00 |
Suicidal attempt, n (%) | 45 (36.6) | 21 (43.8) | 24 (32.0) | 0.25 |
Trauma etiology | ||||
 Inhalation burn, n (%) | 76 (61.8) | 28 (58.3) | 48 (64.0) | 0.57 |
 Comminuted facial traumac, n (%) | 28 (22.8) | 11 (22.9) | 17 (22.7) | 1.00 |
 Penetrating neck injury, n (%) | 19 (15.4) | 9 (18.8) | 10 (13.3) | 0.45 |
Survival (%) | 70 (56.9) | 27 (56.3) | 43 (57.3) | 1.00 |