Table 3.
Comparison between PHI and ERI patients
| Variable | PHI Number or Median (IQR) |
ERI Number or Median (IQR) |
p value | |
|---|---|---|---|---|
| n | 258 | 36 | ||
| Mortality | 68 (26.4%) | 6 (16.7%) | 0.3 | |
| Pre-hospital | GCS | 6 (3–10) | 14 (12–15) | 0.0001 |
| SBP | 110 (80–130) | 100 (90–117) | NS | |
| Heart rate | 97 (75–116) | 98 (85–180) | NS | |
| Respiratory rate | 14 (10–18) | 15 (12–20) | 0,014 | |
| SpO2 | 89 (80–95) | 94 (90–98) | < 0.0001 | |
| Cardiac arrest | 30 | 0 | 0.0342 | |
| Time on scene (min) | 30 (21–40) | 20 (15–28) | 0.0002 | |
| Transport time (min) | 19 (13–26) | 18 (10–21) | NS | |
| HEMS | 194 (75%) | 26 (72%) | NS | |
| Ground ambulance | 64 (25%) | 9 (28%) | NS | |
| In-hospital | SBP | 106 (80–125) | 89 (70–145) | NS |
| Heart rate | 95 (80–160) | 96 (82–115) | NS | |
| SpO2 | 98 (94–99) | 92 (83.5–96) | < 0.0001 | |
| PaO2 | 204 (94,5–317) | 146 (64.5–195) | 0.0061 | |
| PaCO2 | 43.6 (37.2–50.5) | 43.8 (38.7–50.9) | NS | |
| BE | −3.95 (−7 - -1,7) | −4.35 (−8,4 - -1,83) | NS | |
| Body temperature | 35.6 (34.6–36.1) | 36 (35–36.4) | NS | |
| Time to CT (min) | 13 (9–19) | 17 (10–23.5) | NS | |
| ICU stay (h) | 312 (72–528) | 76 (144–450) | NS | |
| Mech. ventilation (h) | 144 (24–336) | 120 (24–324) | NS | |
| Scores | ISS | 33 (24–43) | 25 (20–38) | NS |
| NISS | 41 (27–57) | 38 (29–48) | NS | |
| RISC2 | 15.5 (4,2-71,1) | 6.3 (1,2-23,7) | 0.0013 |