From: Differentiation in an inclusive trauma system: allocation of lower extremity fractures
Level I | Level II | p value | |||
---|---|---|---|---|---|
n patients = 417 | n patients = 859 | ||||
Male gender (n, %) | 205 | (49.2%) | 347 | (40.4%) | 0.005 |
Age (mean, SD) | 47 | (19) | 51 | (20) | < 0.001 |
Multiple fractures (n, %) | 67 | (16.2%) | 70 | (8.2%) | < 0.001 |
Bilateral fractures (n, %) | 24 | (5.8%) | 5 | (0.6%) | < 0.001 |
Fractures per patient (mean, SD) | 1.3 | (0.8) | 1.1 | (0.5) | < 0.001 |
ISS > 15 (n, %) | 55 | (13.3%) | 1 | (0.1%) | < 0.001 |
HET mechanism (n, %) | 136 | (32.6%) | 30 | (3.5%) | < 0.001 |
Out-of-hospital on site medical care delivered by MMT (n, %) | 17 | (4.1%) | 0 | (0%) | < 0.001 |
Emergency admission on day of trauma (n,% of admittances) | 169 | (70.1%) | 88 | (37.6%) | < 0.001 |
Patients requiring admission for treatment (n, %)1 | 241 | (61.2%) | 234 | (29.2%) | < 0.001 |
Direct transfer to OR and ICU (n, %) | 33 | (7.9%) | 0 | (0%) | < 0.001 |
Length of first hospital stay in days (mean, SD) | 13.4 | (18.9) | 3.1 | (4.5) | < 0.001 |
First hospital stay > 1 week (n, % of admittances) | 126 | (52.3%) | 40 | (17.1%) | < 0.001 |
Patients surgically treated (n, %) | 202 | (51.3%) | 205 | (25.6%) | < 0.001 |
Patients treated with > 1 surgery (n, %) | 98 | (24.9%) | 11 | (1.4%) | < 0.001 |
Surgeries on lower extremities per patient (mean, SD) | 1.1 | (1.7) | 0.3 | (0.5) | < 0.001 |