Research Article

Frontal Alpha Complexity of Different Severity Depression Patients

Table 2

Index values of each group and difference significance results.

Chi-squareHealthyNon-DeMil-DeCon-De
(Kruskal–Wallis rank test)

SEn_Fp154.07∗∗0.6529 ± 0.00080.6610 ± 0.0011aa0.6615 ± 0.0007aa0.6576 ± 0.0009aabcc
SEn_Fz61.67∗∗0.6517 ± 0.00080.6596 ± 0.0010aa0.6619 ± 0.0008aa0.6594 ± 0.0009aa
SEn_Fp280.54∗∗0.6507 ± 0.00080.6607 ± 0.0010aa0.6616 ± 0.0007aa0.6583 ± 0.0009aacc
LZC_Fp141.25∗∗0.9191 ± 0.00140.9200 ± 0.00190.9290 ± 0.0012aabb0.9276 ± 0.0014aabb
LZC_Fz33.18∗∗0.9217 ± 0.00150.9180 ± 0.00190.9278 ± 0.0011aabb0.9289 ± 0.0014aabb
LZC_Fp250.32∗∗0.9181 ± 0.00140.9194 ± 0.00200.9282 ± 0.0012aabb0.9291 ± 0.0012aabb

1 Feature values of each group and the results of difference analysis are shown in this table. Feature values are expressed as mean ± standard error (SE). ∗∗Statistical difference significance among four groups with  < 0.01. aaSignificant difference compared with healthy group with  < 0.01.bSignificant difference compared with Non-De group with  < 0.05. bbSignificant difference compared with Non-De group with  < 0.01. ccSignificant difference compared with Mil-De group with  < 0.01.