Table 5 Prevalence and likelihood of BCVI based on GCS score and ISS
No BCVI | BCVI | Likelihood of BCVI based on GCS/ISS | Odds ratio [95 % CI] | χ2 | p | |||
|---|---|---|---|---|---|---|---|---|
n | % | n | % | |||||
GCS in ED | ||||||||
Mild | 4655 | 99.4 | 27 | 0.6 | Moderate vs. Mild | 3.5 [1.2:10.2] | 38.3 | <0.005 |
Moderate | 195 | 98.0 | 4 | 2.0 | Severe vs. Moderate | 2.6 [0.9:8.0] | ||
Severe | 295 | 94.9 | 16 | 5.1 | Severe vs. Mild | 9.4 [5.0:17.5] | ||
ISS | ||||||||
Mild | 4679 | 99.8 | 9 | 0.2 | Moderate vs. Mild | 7.9 [3.6:17.1] | 88.1 | <0.005 |
Moderate | 1513 | 98.5 | 23 | 1.5 | Severe vs. Moderate | 4.8 [2.6:9.0] | ||
Severe | 258 | 93.1 | 19 | 6.9 | Severe vs. Mild | 38.3 [17.2:85.5] | ||