Table 2.
Univariate correlation analysis of in-hospital PaO2 with pre-hospital patient- and treatment factors (n = 147)
| Pre-hospital patient and/or treatment factor | r | p |
|---|---|---|
| Age | .013 | .87 |
| Sex | .052 | .53 |
| MOI | .023 | .78 |
| Chest injuries | − .220 | .008 |
| Head and/or CNS injuries | − .003 | .97 |
| Transfusion and/or ‘Code Red’ | − .146 | .08 |
| Any oxygen desaturation peri-or post PHEA | − .228 | .006 |
| ApOx | − .134 | 0.11 |
| Thoracostomies* | − .190 | .022 |
| HEMS Pulse oximetry SpO2 at handover in hospital | .276 | < .001 |
MOI; Mechanism of Injury, CNS; central nervous system, PHEA; Pre-hospital Emergency Anesthesia, ApOx; Apnoeic oxygenation, SpO2; Oxygen saturation.*unilateral or bilateral