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Table 2 The value of each channel activation between the two groups(t value)

From: Comparative study of brain functional imaging of brain in patients with mild to moderate Alzheimer’s disease based on functional near infrared spectroscopy

Brain regions

Channels

 

Control group

AD group

P value

PreM and SMC

Ch01*

 

1.62 ± 0.94

-0.16 ± 0.34

0.033

Ch40*

 

2.19 ± 1.67

-0.82 ± 0.40

0.002

Ch52*

 

1.81 ± 1.95

0.58 ± 0.51

0.019

DLPFC

Ch06*

 

1.78 ± 1.00

0.48 ± 0.32

0.027

Ch14*

 

2.74 ± 1.33

-0.59 ± 0.29

0.0003

Ch31*

 

2.21 ± 0.66

0.03 ± 0.26

0.007

Ch45*

 

2.46 ± 0.70

0.09 ± 0.50

0.020

Broca

Ch51*

 

3.21 ± 0.91

-0.57 ± 0.36

0.0001

Ch07*

 

3.09 ± 0.64

2.06 ± 0.26

0.003

Ch44*

 

2.57 ± 0.89

0.61 ± 0.71

0.042

Ch13*

 

1.84 ± 1.18

-0.78 ± 0.40

0.010

FPA

Ch09*

 

1.88 ± 1.02

0.69 ± 0.35

0.025

Ch15*

 

1.65 ± 1.40

0.12 ± 0.46

0.033

Ch16*

 

2.44 ± 1.02

0.66 ± 0.26

0.002

Ch19*

 

2.31 ± 0.79

0.64 ± 0.25

0.005

Ch21*

 

1.91 ± 0.86

0.54 ± 0.36

0.031

Ch22*

 

1.86 ± 1.30

-0.42 ± 0.33

0.009

Ch23*

 

2.68 ± 1.00

1.06 ± 0.33

0.002

Ch27*

 

2.40 ± 0.63

1.04 ± 0.23

0.008

Ch29*

 

1.38 ± 2.46

-0.45 ± 0.25

0.036

Ch35*

 

1.90 ± 1.37

1.76 ± 0.42

0.038

Ch43*

 

2.11 ± 0.98

1.37 ± 0.29

0.015

FEF

Ch38*

 

2.77 ± 1.21

0.74 ± 1.03

0.041