Table 1 Patient characteristics
Variables | Urban | Suburban | Remote | ||
|---|---|---|---|---|---|
Patients | Number | 10,063 | 14,114 | 4,811 | |
Age | Median (IQR) | 44 (25, 63) | 40 (21, 61) | 41 (21, 61) | |
0–15 | Per cent | 9% | 10% | 11% | |
16–64 | Per cent | 69% | 70% | 71% | |
≥ 65 | Per cent | 22% | 19% | 19% | |
Male | Per cent | 66% | 66% | 70% | |
NISS | Median (IQR) | 6 (1, 14) | 5 (1, 12) | 5 (2, 13) | |
9–15 | Per cent | 21% | 18% | 21% | |
> 15 | Per cent | 24% | 19% | 20% | |
GCS < 9 | Per cent | 8% | 5% | 3% | |
Dominant injury | Blunt | Per cent | 93% | 97% | 98% |
Injury mechanism distribution | Transport-related | Per cent | 39% | 54% | 55% |
Low-energy fall | Per cent | 20% | 13% | 11% | |
High-energy fall | Per cent | 24% | 22% | 23% | |
Struck or hit by blunt object | Per cent | 10% | 7% | 7% | |
Other | Per cent | 8% | 5% | 5% | |
Mortality rate* | Per cent | 4% | 3% | 2% | |
Transport mode | Ground ambulance | Per cent | 97% | 89% | 66% |
Air ambulance | Per cent | 3% | 11% | 34% | |
First treatment hospital | TU | Per cent | 40% | 85% | 77% |
MTC | Per cent | 60% | 15% | 23% | |
First treatment hospital if NISS > 15 | TU | Per cent | 31% | 73% | 62% |
MTC | Per cent | 69% | 27% | 38% | |
Proportion of patients with advanced airway management (AAM) | No AAM | Per cent | 97% | 98% | 97% |
ETI | Per cent | 2% | 2% | 2% | |
Other/unknown | Per cent | 0.4% | 0.3% | 0.7% | |
Proportion of patients with advanced airway management (AAM) if GCS < 9 | No AAM | Per cent | 69% | 68% | 42% |
ETI | Per cent | 27% | 26% | 47% | |
Other/unknown | Per cent | 4% | 6% | 12% | |
Proportion of patients trapped at injury site | Per cent | 1% | 2% | 4% | |
Prehospital treatment level | BLS | Per cent | 14% | 15% | 13% |
ALS led by paramedic/ambulance crew | Per cent | 75% | 71% | 53% | |
ALS led by doctor | Per cent | 11% | 15% | 34% |