Prehospital Predictors for Urgent Neurosurgical Intervention in the Head Trauma Patient: A 2-Year Multicenter Retrospective Study

Table 3

Detailed summary of the mechanisms of trauma in relation to patient classification.

Mechanism of trauma	C1 (N = 64)	Others (N = 7853)	value
Fall	64.1% (N = 41)	45.1% (N = 3540)	0.004
Road traffic collision	4.7% (N = 3)	16.5% (N = 1298)	0.017
Beating	4.7% (N = 3)	13% (N = 1020)	0.074
Hitting	3.1% (N = 2)	9.2% (N = 723)	0.144
Fainting	4.7% (N = 3)	5.6% (N = 437)	0.975
Epilepsy	9.4% (N = 6)	5.5% (N = 431)	0.280
Pedestrian hit by a car	3.1% (N = 2)	1.8% (N = 141)	0.746
Alcohol	—	0.1% (N = 10)	1.000
Crushing between two objects	—	0.1% (N = 9)	1.000
Kick	—	0.1% (N = 6)	1.000
Head trauma during jumping into the water	—	0.1% (N = 6)	1.000
Bruised by an animal	—	0.1% (N = 6)	1.000
Rape	—	0% (N = 1)	1.000
Other	1.6% (N = 1)	0.3% (N = 26)	0.544

value of significance test for differences in proportions. The bold values indicate significance.