Table 2.

Binary logistic regression analysis for intracranial injury from developing dataset

	Univariate analysis		Multivariable analysis
Factor	Odds ratio (95%CI)	P Value	Odds ratio (95%CI)	P Value
Gender
Male	Ref
Female	0.78 (0.56–1.08)	0.137
Age group
≤60 months	Ref		Ref
>60 months	1.81 (1.29–2.54)	<0.001	1.60 (1.07–2.41)	0.02
Mechanism of injury
Non-road traffic accident	Ref		Ref
Road traffic accident	2.12 (1.49–3.02)	<0.001	1.34 (0.88–20.50)	0.16
Signs and symptoms
Loss of consciousness*	1.60 (1.16–2.20)	0.004	1.47 (1.001–2.17)	0.05
Vomiting*	0.74 (0.51–1.08)	0.12
Motor weakness*	10.10 (3.38–30.22)	<0.001	5.76 (1.64–20.17)	0.006
Scalp wound*	1.68 (1.21–2.34)	0.002	2.79 (1.84–4.22)	<0.001
Bleeding per nose/ear*	22.77 (5.27–98.28)	<0.001	28.49 (6.03–134.55)	<0.001
Hypotension*	3.31 (1.56–7.00)	0.002
Bradycardia*	4.23 (0.77–23.29)	0.09
Seizure before CT of the brain*	1.41 (0.70–28.4)	0.32
Amnesia*	1.03 (7.27–1.48)	0.83
Initial Glasgow Coma Scale score
13–15	Ref		Ref
9–12	3.35 (1.92–5.85)	<0.001	3.47 (1.88–6.40)	<0.001
3–8	18.75 (9.35–37.57)	<0.001	11.26 (4.94–25.65)	<0.001
Pupillary light reflex
Normal reactivity both eyes	Ref		Ref
Fixed one eye	12.27 (3.51–42.85)	<0.001	10.12 (2.56–39.9)	0.001
Fixed both eyes	17.99 (5.3–60.81)	<0.001	3.18 (0.73–13.75)	0.12

*Data show only “yes group,” whereas reference groups (no group) are hidden