TABLE 4.

Multiple linear regression model of biochemical profiles, biomarkers, cognitive tests, and DLPFC activation.

Parameter	1-back right DLPFC activation
	R 2	Adjusted odd ratio (95% CI)	t	p-value
High density lipoprotein	0.512	0.197 (−0.183−0.205)	0.981	0.336
Triglyceride		−0.402 (−0.552 to −0.332)*	–2.301	0.029
Brain-derived neurotrophic factor		0.494 (0.301−0.606)**	2.902	0.007
Malondialdehyde		−0.326 (−0.354 to −0.305)	–2.175	0.038
Mini-Mental State Examination		0.698 (0.591−0.796)**	3.912	0.001
RAVLT immediate recall		0.071 (0.059−0.082)	1.641	0.113

Significant at p < 0.05* and p < 0.01** using multiple linear regression (MLR).

MLR model was adjusted by age, gender, and years of formal education.

DLPFC, dorsolateral prefrontal cortex; RAVLT, Rey Auditory Verbal Learning Test.