Table 4.

Accuracy of suspected diagnoses during resuscitation based on data of 4,049 HEMS and 6,551 GEMS patients with emergency physicians' preclinical documentation of suspected injuries, respectively

	Sensitivity			Specificity			Positive predictive value
	HEMS	GEMS	P-value	HEMS	GEMS	P-value	HEMS	GEMS	P-value
Head	88.9%	88.9%	0.99	60.4%	65.8%	<0.001	78.1%	82.2%	<0.001
Chest	68.4%	67.0%	0.22	71.5%	74.8%	0.022	81.4%	79.4%	0.075
Abdomen	51.5%	55.8%	0.032	74.9%	79.1%	<0.001	40.9%	44.6%	0.044
Upper extremity	63.2%	63.7%	0.74	80.1%	80.6%	0.61	70.7%	67.4	0.030
Lower Extremity	79.7%	79.3%	0.75	84.2%	85.3%	0.25	78.5%	77.6%	0.48
Spine	55.9%	55.8%	0.94	75.4%	80.4%	<0.001	56.7%	56.3%	0.83
Pelvis	54.8%	56.8%	0.37	83.8%	86.3%	0.002	49.9%	51.7%	0.36