Variable | Group 1, age < 65 years | Group 2, age ≥ 65 years | P value | Total |
---|---|---|---|---|
n = 128 (73%) | n = 47 (27%) | (n = 175) | ||
Male (%) | 104 (81%) | 38 (81%) | 1.00# | 142 (81%) |
Age | ||||
Mean (SD) | 39.5 (15.2) | 73.3 (6.2) | 48.6 (20.1) | |
Median (IQR) | 41 (25–53) | 72 (68–77) | 50 (29–66) | |
Range | 4–64 | 65–91 | 4–91 | |
ASA PS classification | ||||
Median (IQR) | 1 (1–2) | 2 (1–2.5) | < 0.01+ | 1 (1–2) |
ASA 1 | 84 (66%) | 14 (30%) | 98 (56%) | |
ASA 2 | 27 (21%) | 20 (43%) | 47 (27%) | |
ASA 3 | 5 (4%) | 11 (23%) | 16 (9%) | |
Unknown | 12 (9%) | 2 (4%) | 14 (8%) | |
ISS | ||||
Mean (SD) | 25.8 (9.4) | 24 (7.8) | 0.24* | 25.3 (9.0) |
Median (IQR) | 22 (18–30) | 22 (17–29) | 0.27+ | 22 (17–29) |
Range | 16–57 | 17–51 | 16–57 | |
NISS | ||||
Mean (SD) | 30 (12.1) | 27 (8.6) | 0.07* | 29.2 (11.3) |
Median (IQR) | 27 (22–34) | 27 (21–33) | 0.29+ | 27 (22–34) |
Range | 16–75 | 17–54 | 16–75 | |
Mechanism of injury | < 0.01# | |||
Traffic-related | 68 (53%) | 19 (40%) | 87 (50%) | |
High-energy fall | 46 (36%) | 18 (38%) | 64 (37%) | |
Low-energy fall | 0 | 7 (15%) | 7 (4%) | |
Hit by blunt object | 9 (7%) | 1 (2%) | 10 (6%) | |
Penetrating | 1 (1%) | 1 (2%) | 2 (1%) | |
Other | 4 (3%) | 1 (2%) | 5 (3%) | |
Work related injury | 17 (13%) | 4 (9%) | 0.66# | 21 (12%) |
Unknown | 2 (2%) | 1 (2%) | 3 (2%) | |
Location of main injury | < 0.01# | |||
Thorax | 29 (23%) | 21 (45%) | 50 (29%) | |
Head | 25 (20%) | 10 (21%) | 35 (20%) | |
Pelvis | 17 (13%) | 5 (11%) | 22 (13%) | |
Abdomen | 21 (16%) | 0 | 21 (12%) | |
Spinal column | 14 (11%) | 5 (11%) | 19 (11%) | |
Extremities | 15 (12%) | 3 (6%) | 18 (10%) | |
Neck | 4 (3%) | 3 (6%) | 7 (4%) | |
Burns | 3 (2%) | 0 | 3 (2%) | |
Orthopaedic injuries | ||||
Mean (SD) | 2.3 (1.4) | 2.1 (1.0) | 0.29* | 2.3 (1.3) |
Median (IQR) | 2 (1–3) | 2 (1–3) | 0.88+ | 2 (1–3) |
Range | 1–7 | 1–4 | 1–7 | |
Location of orthopaedic injury | 0.11# | |||
Spinal column | 78 (26%) | 33 (33%) | 111 (28%) | |
Pelvis | 38 (13%) | 16 (16%) | 54 (14%) | |
Upper extremity | 82 (28%) | 30 (30%) | 112 (28%) | |
Lower extremity | 97 (33%) | 20 (20%) | 117 (30%) | |
Open injury | 23 (18%) | 3 (6%) | 0.06# | 26 (15%) |
Operative treatment of orthopaedic injury | 95 (74%) | 25 (53%) | 0.01# | 120 (69%) |
External fixation | 27 (28%) | 5 (20%) | 0.60# | 32 (27%) |
Not an option | 26 (27%) | 9 (36%) | 35 (29%) | |
Days to operative treatment at HUHa) | ||||
Mean (SD) | 1.99 (3.9) | 2.32 (3.5) | 0.70* | 2.06 (3.8) |
Median (IQR) | 0 (0–2) | 1 (0–3.5) | 0.24+ | 0.5 (0–3) |
Range | 0–20 | 0–16 | 0–20 | |
Highest level of treatment | 0.96# | |||
Emergency department | 2 (2%) | 1 (2%) | 3 (2%) | |
Ward | 7 (6%) | 2 (4%) | 9 (5%) | |
Operating room | 3 (2%) | 2 (4%) | 5 (3%) | |
Postoperative care unit | 55 (43%) | 19 (40%) | 74 (42%) | |
Intensive care unit | 61 (48%) | 23 (49%) | 84 (48%) | |
LOS in ICU | ||||
Mean (SD) | 3.4 (6.7) | 3.9 (5.6) | 0.64* | 3.5 (6.4) |
Median (IQR) | 0 (0–5) | 2 (0–7) | 0.40+ | 0 (0–5) |
Range | 0–57 | 0–23 | 0–57 | |
LOS in hospitalb) | ||||
Mean (SD) | 15.2 (14.1) | 14.2 (13.1) | 0.68* | 14.9 (13.8) |
Median (IQR) | 11 (8–18) | 13 (6–16) | 0.69+ | 11.5 (8–17) |
Range | 1–109 | 1–84 | 1–109 | |
Mortality after 30 days | 4 (3%) | 7 (15%) | < 0.01# | 11 (6%) |