Table 2 Demographic characteristics of study populations
Pre-Protocol | Post-Protocol | No BCVI | BCVI | |||||||
|---|---|---|---|---|---|---|---|---|---|---|
n | % | n | % | p | n | % | n | % | p | |
Patients | 2374 | 36.0 | 4228 | 64.0 | 6551 | 99.2 | 51 | 0.8 | ||
Male | 1258 | 53.0 | 2330 | 55.1 | 0.100 | 3539 | 54.3 | 29 | 57.0 | 0.7787 |
Mortality | 74 | 3.1 | 136 | 3.2 | 0.884 | 202 | 3.1 | 8 | 15.7 | 0.001 |
Mean | Range | Mean | Range | p | Mean | Range | Mean | Range | p | |
Age (years) | 54.6 | 15 to 100 | 54.6 | 14 to 100 | 0.974 | 54.6 | 14 to 100 | 54.0 | 16 to 89 | 0.800 |
GCS in ED | 14.1 | 3 to 15 | 14.1 | 3 to 15 | 0.711 | 14.1 | 3 to 15 | 10.5 | 3 to 15 | 0.001 |
ISS | 8.2 | 1 to 75 | 8.6 | 1 to 75 | 0.052 | 8.4 | 1 to 75 | 23.2 | 4 to 75 | 0.001 |