Correlation between frontal lobe injury severity caused by traumatic brain injury and mental disorders with early prognosis

Table 3 Logistic regression analysis of associations between frontal lobe injury severity and mental disorders

	Model 1		Model 2		Model 3
	OR (95%CI)	P value	OR (95%CI)	P value	OR (95%CI)	P value
Mild	Reference		Reference		Reference
Moderate	2.436 (1.299-4.567)	0.006	2.383 (1.260-4.509)	0.008	3.454 (1.650-7.231)	0.001
Severe	4.697 (2.138-10.319)	< 0.001	4.477 (2.012-9.930)	< 0.001	8.034 (3.017-21.390)	< 0.001
P value for trend		< 0.001		< 0.001		< 0.001

Model 1: Not adjusted for confounding factors; Model 2: Adjusted for age and gender; Model 3: Further adjusted for age, gender, education level, smoking history, alcohol misuse history, pre-injury substance abuse, pre-existing mental illness, basic diseases, trauma cause, time from injury to first aid, multiple traumatic injuries, Marshall computed tomography classification, post-traumatic surgery, hypotension, and hypoxia.