Table 2.
Clinical characteristics before IHT (N = 441 intra-hospital transports evaluated)
| Clinical characteristic | Transports (n) | Transports (%) |
|---|---|---|
| Artificial airway | 255 | 57.8 |
| Intubation | 144 | 32.7 |
| Tracheostomy | 111 | 25.2 |
| Mechanical ventilation | ||
| No ventilatory support | 237 | 53.7 |
| Nasal catheter | 155 | 35.1 |
| Face mask | 82 | 18.6 |
| Ventilatory support | 204 | 46.3 |
| Non-invasive ventilation | 8 | 1.8 |
| Invasive ventilation | 196 | 44.4 |
| Catheter use | ||
| Central venous | 317 | 71.9 |
| Peripheral vein | 171 | 38.8 |
| Arterial | 107 | 24.3 |
| Nasogastric tube | 291 | 66.0 |
| Foley catheter | 311 | 70.5 |
| Drainage catheter | 138 | 31.3 |
| Other | 22 | 5.0 |
| Vasoactive drug supporta | 107 | 24.3 |
| Catecholamines | 62 | 14.1 |
| Vasodilator | 28 | 6.4 |
| Other | 10 | 2.3 |
| More than one of above | 7 | 1.6 |
| Sedationa | 102 | 23.1 |
| Midazolam | 36 | 8.2 |
| Propofol | 35 | 7.9 |
| Dexmedetomidine | 18 | 4.1 |
| Other | 3 | 0.7 |
| More than one of the above | 10 | 2.3 |
| Analgesiaa | 67 | 15.2 |
| Opioid | 60 | 13.6 |
| Non-opioid | 7 | 1.6 |
| Severity categories of vital signsb | ||
| Respiratory rate | ||
| Category 0 | 346 | 78.5 |
| Category 1 | 48 | 10.9 |
| Category 2 | 47 | 10.7 |
| Heart rate | ||
| Category 0 | 355 | 80.5 |
| Category 1 | 65 | 14.7 |
| Category 2 | 21 | 4.8 |
| Systolic blood pressure | ||
| Category 0 | 381 | 86.4 |
| Category 1 | 51 | 11.6 |
| Category 2 | 9 | 2.0 |
| SpO2 | ||
| Category 0 | 391 | 88.7 |
| Category 1 | 47 | 10.7 |
| Category 2 | 3 | 0.7 |
| Severity categories of ABGb | ||
| pH | ||
| Category 0 | 253 | 57.4 |
| Category 1 | 186 | 42.2 |
| Category 2 | 2 | 0.5 |
| PaO2 | ||
| Category 0 | 326 | 73.9 |
| Category 1 | 95 | 21.5 |
| Category 2 | 20 | 4.5 |
| PaCO2 | ||
| Category 0 | 197 | 44.7 |
| Category 1 | 218 | 49.4 |
| Category 2 | 26 | 5.9 |
| Bicarbonate level | ||
| Category 0 | 220 | 49.9 |
| Category 1 | 217 | 49.2 |
| Category 2 | 4 | 0.9 |
| Lactate level | ||
| Category 0 | 345 | 78.2 |
| Category 1 | 72 | 16.3 |
| Category 2 | 24 | 5.4 |
| Glucose level | ||
| Category 0 | 333 | 75.5 |
| Category 1 | 101 | 22.9 |
| Category 2 | 7 | 1.6 |
SBP systolic blood pressure, SpO 2 pulse oximetry, ABG arterial blood gas, PaO 2 partial pressure of oxygen in arterial blood, PaCO 2 partial pressure of carbon dioxide in arterial blood
aMedications were delivered as continuous infusions
bSeverity categories defined in Fig. 2