A data-driven algorithm to support the clinical decision-making of patient extrication following a road traffic collision

Table 2 Univariate correlation analysis for HEMS intervention performed on patients presenting with GCS 10–14 (n = 212)

Pre-hospital patient and/or treatment factor	r	p-value
Gender	0.005	0.941
Age > 65 years	0.052	0.452
Age > 80 years	0.082	0.236
Mechanism descriptor	0.093	0.283
Absent patent airway (y/n)	0.246	< 0.001**
Absent radial pulse (y/n)	0.280	< 0.001**
Chest injury (y/n)	0.103	0.136
Head injury (y/n)	0.104	0.131
Abdomen injury (y/n)	0.200	0.003*

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