Table 3.

Multiple linear regression results with education and FC values of four channel pairs as independent variables, and MoCA scores as dependent variable.

Education and FC values → MoCA	Regression coefficients				Model summary
	Unstd B	Std B	t	p	Adjusted R2	F	p
Model 1
Education	0.409	0.399	3.011	<0.001*	0.266	10.944	<0.001*
FC values
Ch12-Ch15	−2.827	−0.167	−1.277	0.204
Ch12-Ch16	−2.322	−0.160	−1.204	0.231
Ch13-Ch15	−3.367	−0.249	−1.623	0.107
Ch13-Ch16	2.307	0.176	1.099	0.274
Model 2
Education	0.403	0.393	5.338	<0.001*	0.257	24.723	<0.001*
Average FC values	−5.521	−0.328	−4.460	<0.001*

FC, functional connectivity; MoCA, Montreal Cognitive Assessment; Unstd, Un standardized; std, standardized; B, Beta; R² = R-squared (coefficient of determination); ^*p < 0.05 indicates statistical significance.