Table 3.

Correlation Analysis between RT and entropy and Pair t-test between error response and correct response in discriminative regions.

Correlation	Err. (RT vs. En.)		Cor. (RT vs. En.)		Err.	Cor.	Paired t-test
Brain region	r	p	r	p	ME.	ME.	t	p
MFC	0.550	0.018*	−0.305	0.219	0.200	0.800	−3.141	0.005*
lSMA	0.260	0.298	−0.242	0.334	0.373	0.443	−0.404	0.691
rSMA	0.252	0.313	−0.338	0.170	0.566	0.554	0.085	0.933
MFC + lSMA	0.490	0.039*	−0.408	0.093	0.275	0.645	−2.481	0.023*
MFC + rSMA	0.435	0.071	−0.411	0.090	0.322	0.718	−2.647	0.016*
lSMA + rSMA	0.270	0.278	−0.302	0.224	0.449	0.487	−0.261	0.797
MFC + lSMA + rSMA	0.411	0.091	−0.392	0.108	0.339	0.625	−2.115	0.048*

Note: Err. represents error response, Cor. represents correct response, En. is the entropy value and ME. represents normalized mean entropy of all subjects.