Table 2 Mean and s.d. values of global network indices of strength, clustering coefficient, path length and efficiency in six frequency bands

From: Disrupted cortical brain network in post-traumatic stress disorder patients: a resting-state electroencephalographic study

 

PTSD

HCs

P-value

Delta band

 Strength

27.86±4.01

29.33±5.88

0.035*

 CC

0.39±0.06

0.41±0.09

0.028*

 PL

2.69±0.28

2.57±0.40

0.083

 Efficiency

0.45±0.06

0.48±0.08

0.043*

Theta band

 Strength

29.06±4.39

31.50±5.40

0.025*

 CC

0.42±0.07

0.45±0.09

0.019*

 PC

2.67± 0.35

2.51±0.41

0.039*

 Efficiency

0.47± 0.06

0.50±0.08

0.025*

Alpha band

 Strength

37.41±7.59

39.45±7.81

0.129

 CC

0.54±0.12

0.58±0.13

0.125

 PC

2.11±0.48

1.99±0.45

0.146

 Efficiency

0.59±0.11

0.42±0.11

0.139

Low beta band

 Strength

26.70±4.01

29.33±5.88

0.025*

 CC

0.39±0.06

0.41±0.09

0.019*

 PL

2.69±0.28

2.57±0.40

0.042*

 Efficiency

0.45±0.06

0.48±0.08

0.034*

High beta band

 Strength

23.18±4.26

24.53±4.86

0.129

 CC

0.32±0.07

0.34±0.08

0.125

 PL

2.95±0.41

3.15±0.46

0.161

 Efficiency

0.39±0.06

0.41±0.07

0.139

Gamma band

 Strength

17.31±3.31

19.32±4.22

0.129

 CC

0.25±0.05

0.26±0.06

0.125

 PL

3.92±0.43

3.84±0.57

0.353

 Efficiency

0.32±0.04

0.34±0.06

0.140

  1. Abbreviations: CC, clustering coefficient; HCs, healthy controls; PL, path length; PTSD, post-traumatic stress disorder.
  2. *P<0.05.
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