Table 3.
Factors associated with binder placement
| Factors | Unadjusted Model | Adjusted model | ||||
|---|---|---|---|---|---|---|
| Odds Ratio | 95% CI | p-value | Odds ratio | 95% CI | p-value | |
| Race | ||||||
| White | Ref (1.00) | Ref (1.00) | ||||
| Black | 0.25 | 0.11 to 0.57 | 0.001 | 0.45 | 0.14 to 1.29 | 0.14 |
| Other | 0.18 | 0.04 to 0.83 | 0.03 | 0.18 | 0.01 to 1.42 | 0.15 |
| BMI, kg/m2 | ||||||
| ≤ 30 | Ref (1.00) | Ref (1.00) | ||||
| > 30 | 0.32 | 0.15 to 0.69 | 0.004 | 0.40 | 0.15 to 1.01 | 0.06 |
| ISS, per 1-point increase | 0.97 | 0.94 to 0.99 | 0.03 | 0.96 | 0.92 to 0.99 | 0.01 |
| EMS teams | ||||||
| Other service teams | Ref (1.00) | Ref (1.00) | ||||
| Local ground service teams | 0.07 | 0.02 to 0.36 | 0.001 | 0.10 | 0.01 to 0.47 | 0.01 |
| Helicopter service team | 1.41 | 0.61 to 3.25 | 0.42 | 1.40 | 0.50 to 4.06 | 0.52 |
| 911 call to hospital interval, per 10-minute increase | 1.33 | 1.11 to 1.61 | 0.003 | 1.19 | 0.96 to 1.47 | 0.10 |
CI, confidence interval; BMI, body mass index; ISS, Injury Severity Score; EMS, emergency medical services.