Table 2 Comparisons of baseline characteristics of non-major and major trauma (N = 435).
Characteristics | EMR-ISS ≦ 24, n (%) | EMR-ISS > 24, n (%) | p value |
|---|---|---|---|
Number of patients | 394 | 41 | – |
Patient baseline characteristics | |||
Age (years), median (IQR) | 17 (15–19) | 17 (15.5–18) | 0.689 |
Preschool (0 ~ 6) | 15 (3.8) | 5 (12.2) | 0.031 |
Children (7 ~ 12) | 23 (5.8) | 3 (7.3) | 0.726 |
Adolescents (13 ~ 19) | 356 (90.4) | 33 (80.5) | 0.061 |
Male | 304 (77.2) | 32 (78) | 0.897 |
Pre-existing disability | |||
No or mild | 365 (92.6) | 37 (90.2) | 0.72 |
Moderate or severe | 27 (6.9) | 4 (9.8) | |
Unknown | 2 (0.5) | 0 (0) | |
Alcohol use | |||
Suspect/confirmed | 100 (25.4) | 9 (22) | 0.63 |
No use/unknown | 294 (74.6) | 32 (78) | |
Mechanism of injury | 0.003 | ||
Sexual assault | 11 (2.8) | 1 (2.4) | > 0.999 |
Fall | 6 (1.5) | 2 (4.9) | 0.169 |
Struck/hit | 299 (75.9) | 20 (48.8) | < 0.001 |
Stab/cut | 63 (16) | 14 (34.1) | 0.003 |
Gun shot | 1 (0.3) | 0 (0) | > 0.999 |
Choking/hanging | 4 (1) | 1 (2.4) | 0.392 |
Poisoning | 1 (0.3) | 0 (0) | > 0.999 |
Other | 9 (2.3) | 3 (7.3) | 0.094 |
Body location of injury | < 0.001 | ||
Head | 128 (32.5) | 18 (43.9) | 0.194 |
Face | 188 (47.7) | 10 (24.4) | 0.007 |
Neck | 17 (4.3) | 3 (7.3) | 0.421 |
Thorax | 45 (11.4) | 10 (24.4) | 0.033 |
Abdomen | 20 (5.1) | 11 (26.8) | < 0.001 |
Spine | 3 (0.8) | 2 (4.9) | 0.072 |
Upper extremity | 78 (19.8) | 12 (29.3) | 0.222 |
Lower extremity | 31 (7.9) | 6 (14.6) | 0.425 |
Skin | 8 (2) | 3 (7.3) | 0.075 |
Others | 6 (1.5) | 2 (4.9) | 0.169 |
Multiple locations (≧2) | 99 (25.1) | 25 (61) | < .001 |
Patient diagnosis and outcome | |||
Types of injury | < 0.001 | ||
Fracture | 61 (15.5) | 12 (29.3) | 0.043 |
Sprain | 19 (4.8) | 1 (2.4) | 0.701 |
Cut | 157 (39.8) | 22 (53.7) | 0.123 |
Bruise | 178 (45.2) | 7 (17.1) | < 0.001 |
Burn | 1 (0.3) | 0 (0) | > 0.999 |
Concussion | 33 (8.4) | 5 (12.2) | 0.385 |
Organ injury | 11 (2.8) | 11 (26.8) | < 0.001 |
Other or unknown | 20 (5.1) | 4 (9.8) | 0.267 |
Disposition at ED | < 0.001 | ||
Discharge | 326 (82.7) | 12 (29.3) | < 0.001 |
Transfer | 7 (1.8) | 1 (2.4) | 0.550 |
Hospitalization | 53 (13.5) | 26 (63.4) | < .001 |
Dead at ED | 1 (0.3) | 1 (2.4) | 0.180 |
Other/unknown | 7 (1.8) | 1 (2.4) | 0.550 |
Mortalitya | 2 (0.5) | 1 (2.4) | 0.258 |
