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. Author manuscript; available in PMC: 2026 Jun 30.
Published in final edited form as: Psychiatry Res Neuroimaging. 2025 Jun 30;351:112021. doi: 10.1016/j.pscychresns.2025.112021

Table 3.

Average regression slope coefficients for the relative theta power, absolute theta power, and total absolute power in the N2 stage of NREM sleep in patients with DD and controls.

Channel Regression coefficient (slope) p-value (Bonferroni)
Mean of DD Mean of Control Mean difference (DD-Control) 95% Confidence
Relative theta power
C3 0.0126 0.0056 0.0069 0.0009 0.0130 0.001
C4 0.0139 0.0034 0.0104 0.0052 0.0157 0.0001
F3 0.0232 0.0143 0.0088 0.0028 0.0148 0.001
F4 0.0222 0.0116 0.0105 0.0050 0.0160 0.0003
O1 0.0161 0.0108 0.0052 −0.0013 0.0118 0.02
O2 0.0158 0.0118 0.0041 −0.0017 0.0098 0.6
Absolute theta power
C3 −0.0359 −0.0402 0.0043 −0.0010 0.0096 1.0
C4 −0.0400 −0.0434 0.0034 −0.0017 0.0085 1.0
F3 −0.0407 −0.0437 0.0030 −0.0023 0.0082 1.0
F4 −0.0448 −0.0474 0.0026 −0.0020 0.0073 1.0
O1 −0.0247 −0.0251 0.0003 −0.0049 0.0055 1.0
O2 −0.0232 −0.0244 0.0012 −0.0041 0.0064 1.0
Absolute total power
C3 −0.0480 −0.0457 −0.0023 −0.0106 0.0061 1.0
C4 −0.0535 −0.0467 −0.0068 −0.0140 0.0004 0.3
F3 −0.0634 −0.0576 −0.0057 −0.0140 0.0025 0.4
F4 −0.0662 −0.0588 −0.0074 −0.0147 −0.0001 0.3
O1 −0.0405 −0.0357 −0.0048 −0.0133 0.0036 1.0
O2 −0.0389 −0.0359 −0.0030 −0.0102 0.0042 1.0