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. 2014 Oct 12;9(1):53–62. doi: 10.1007/s11571-014-9313-1

Table 3.

Mean scaling exponents from each EEG channel for the subclinically depressed and the non-depressed groups

SBD group ND group Cohen’s d
M SD 95 % CI M SD 95 % CI
Broad band
C3 .812 .056 [.790, .834] .833 .101 [.812, .855] .257
C4 .813 .060 [.790, .837] .835 .103 [.814, .858] .261
F3 .786 .068 [.759, .812] .815 .096 [.794, .836] .349
F4 .795 .070 [.768, .822] .820 .098 [.799, .841] .294
O1 .805 .073 [.776, .834] .826 .089 [.807, .846] .258
O2 .810 .081 [.779, .842] .825 .087 [.807, .844] .178
P3 .739 .090 [.704, .774] .782 .116 [.758, .807] .414
P4 .770 .070 [.744, .798] .795 .105 [.773, .818] .280
T7 .827 .095 [.790, .864] .842 .094 [.822, .862] .159
T8 .824 .096 [.787, .862] .838 .102 [.817, .860] .141
Theta band
C3 .718 .059 [.695, .741] .741 .063 [.728, .755] .377
C4 .723 .073 [.695, .752] .741 .070 [.726, .756] .252
F3 .712 .064 [.687, .737] .730 .067 [.726, .745] .275
F4 .717 .059 [.694, .740] .734 .073 [.719, .750] .256
O1 .721 .060 [.697, .744] .730 .070 [.716, .746] .138
O2 .726 .052 [.706, .747] .729 .071 [.714, .745] .048
P3 .720 .056 [.699, .742] .734 .071 [.719, .749] .219
P4 .712 .051 [.693, .732] .729 .086 [.711, .748] .240
T7 .714 .049 [.694, .733] .725 .069 [.710, .739] .184
T8 .716 .047 [.698, .735] .727 .068 [.713, .742] .188
Alpha band
C3 .747 .072 [.719, .775] .766 .087 [.747, .784] .238
C4 .749 .071 [.721, .777] .769 .091 [.749, .788] .245
F3 .755 .076 [.726, .785] .777 .089 [.757, .796] .266
F4 .762 .081 [.731, .793] .779 .093 [.759, .799] .195
O1 .813 .108 [.771, .855] .807 .090 [.787, .826] .060
O2 .821 .105 [.780, .861] .813 .091 [.793, .832] .081
P3 .723 .064 [.698, 748] .751 .086 [.733, .770] .369
P4 .744 .071 [.717, .772] .747 .097 [.727, .768] .035
T7 .840 .122 [.793, .888] .834 .113 [.810, .858] .051
T8 .847 .109 [.804, .889] .836 .106 [.814, .859] .102

None of the comparisons between the scaling exponents of the SBD and the ND groups was statistically significant

SBD subclinically depressed, ND non-depressed