Table 4.
Analysis of the associations between the JCS levels with outcomes
| Variables | Crude OR (95% CI) | Adjusted OR (95% CI) |
| Primary outcome | ||
| OR for in-hospital mortality | ||
| JCS | ||
| Level 1 digit | (Reference) | (Reference) |
| Level 2 digits | 4.2 (3.9 to 4.5) | 4.1 (3.8 to 4.4) |
| Level 3 digits | 36.7 (35.2 to 38.3) | 26.0 (24.8 to 27.2) |
| Secondary outcomes | ||
| OR for coma on arrival at hospital (GCS ≤8) | ||
| JCS | ||
| Level 1 digit | (Reference) | (Reference) |
| Level 2 digits | 12.3 (11.5 to 13.2) | 11.6 (10.8 to 12.5) |
| Level 3 digits | 268.3 (253.2 to 284.3) | 207.6 (195.5 to 220.4) |
| OR for severe head injury (Head AIS ≥3) | ||
| JCS | ||
| Level 1 digit | (Reference) | (Reference) |
| Level 2 digits | 4.0 (3.8 to 4.1) | 5.0 (4.8 to 5.2) |
| Level 3 digits | 9.0 (8.7 to 9.3) | 13.4 (12.9 to 13.9) |
| OR for severe multiple trauma (ISS ≥16) | ||
| Level 1 digit | (Reference) | (Reference) |
| Level 2 digits | 3.2 (3.1 to 3.3) | 3.0 (2.9 to 3.1) |
| Level 3 digits | 10.7 (10.3 to 11.1) | 8.9 (8.6 to 9.3) |
Adjusted for age, sex, type of injury, and respiratory rate and systolic blood pressure.
AIS, Abbreviated Injury Scale; GCS, Glasgow Coma Scale; ISS, Injury Severity Score; JCS, Japan Coma Scale.