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Table 2 Comparison of prehospital parameters of BH and NBH

From: Trauma care inside and outside business hours: comparison of process quality and outcome indicators in a German level-1 trauma center

  n (Total) mean (total) ± SD (total) n (BH) mean (BH) ± SD (BH) n (NBH) mean (NBH) ± SD (NBH) p -value
Air-rescue (%) 232   65   167   0.025
(58.8%)   (67.7%)   (56.0%)
Prehospital intubation (%) 286   67   219   0.450
(72.6%)   (69.8%)   (73.5%)
Initial GCS 323 10.0 ± 4.7 80 10.0 ± 4.7 243 10.0 ± 4.7 0.964
Heart rate prehospital (1/min) 315 94.1 ± 30.6 79 92.3 ± 35.8 236 94.7 ± 28.7 0.587
RR (sys) prehospital (mmHg) 311 108.9 ± 39.6 77 105.6 ± 42.9 234 110.0 ± 38.5 0.419
RR ≤ 90 mmHg prehospital (%) 98   29   69   0.180
(31.5%)   (37.7%)   (29.5%)
SpO2 prehospital (%) 290 90.4 ± 15.6 68 88.6 ± 19.9 222 91.0 ± 14.0 0.693
  1. The proportion of patients with prehospital RR ≤ 90 mmHg is calculated from the patients with available blood pressure values. RR: Blood pressure.