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

Table 2 Comparison of prehospital parameters of BH and NBH

	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
Air-rescue (%)	(58.8%)		(67.7%)		(56.0%)		0.025
Prehospital intubation (%)	286		67		219		0.450
Prehospital intubation (%)	(72.6%)		(69.8%)		(73.5%)		0.450
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
RR ≤ 90 mmHg prehospital (%)	(31.5%)		(37.7%)		(29.5%)		0.180
SpO₂ prehospital (%)	290	90.4 ± 15.6	68	88.6 ± 19.9	222	91.0 ± 14.0	0.693

The proportion of patients with prehospital RR ≤ 90 mmHg is calculated from the patients with available blood pressure values. RR: Blood pressure.

ISSN: 1757-7241