Table 1
Multivariable logistic regressions for association of clinical factors and tracheostomy among patients with severe TBI
Variables | Univariate analysis | Multivariable analysis |
ORs | 95% CI | P-value | ORs | 95% CI | P-value |
ED clinical factors a |
ED SI < 0.5 * | 0.31 | 0.02-6.1 | 0.44 | 11 | 1.4-87 | 0.022 |
Trauma designation - Yes | 8.3 | 1.80-36 | 0.005 | 7.6 | 1.1-51 | 0.036 |
Gender | 0.235 | 0.04-1.2 | 0.09 | 0.19 | 0.05-2.6 | 0.14 |
Age | 0.18 | 0.53-1.06 | 0.10 | 0.78 | 0.44-1.4 | 0.41 |
Triage GCS | 1.7 | 1.04-2.7 | 0.03 | 1.3 | 0.0-3.5 | 0.46 |
Worsening GCS at ICU arrival | 0.67 | 0.05-1.01 | 0.05 | 0.31 | 0.0-2.8 | 0.30 |
ED mechanical ventilation | 2.7 | 0.80-9.0 | 0.10 | 0.01 | <0.01-100+ | 0.65 |
ED highest FiO2 | 3.8 | 0.78-19 | 0.10 | 14 | <0.01-100+ | 0.69 |
STC clinical factors b |
HD5GCS ≤ 8 | 13 | 5.70-28 | 0.001 | 10 | 5.4-53 | <0.001 |
History of DM | 3.6 | 1.60-8.5 | 0.003 | 1.1 | 0.19-9.3 | 0.91 |
Admission GCS | 0.90 | 0.85-0.96 | 0.001 | 2.7 | 0.4-1.1 | 0.12 |
Admission SI** | 1.8 | 0.65-4.9 | 0.25 | 2.7 | 0.3-22 | 0.36 |
Admission RR** | 0.99 | 0.96-1.02 | 0.73 | 0.96 | 0.9-1.04 | 0.34 |
Admission PF ratio | 0.7 | 0.58-0.89 | 0.002 | 0.70 | 0.4-1.1 | 0.12 |
ISS | 1.1 | 1.02-1.09 | 0.001 | 1.0 | 0.9-1.1 | 0.89 |
Receiving EVD | 4.8 | 2.70-8.9 | 0.001 | 2.9 | 0.9-9.3 | 0.19 |
Marshall CT score | 1.4 | 1.10-1.8 | 0.004 | 0.88 | 0.5-3.1 | 0.06 |
Lung injury score | 1.6 | 1.03-2.3 | 0.029 | 1.1 | 0.5-2.8 | 0.62 |