Chunk #20 — Results — EEG functional connectivity patterns and associations with childhood trauma

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Childhood trauma is associated with developmental trajectories of EEG coherence, alcohol-related outcomes, and PTSD symptoms.

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for repeated measures of three frontal alpha EEG coherence Pairs in adolescent male and female COGA participantsLeft frontal-central (LFC) EEG coherenceFZ-CZ--F3-C3Right frontal-central (RFC) EEG coherenceFZ-CZ--F4-C4Prefrontal interhemispheric (PFI) EEG coherenceF8-F4--F7-F3MalesFemalesMalesFemalesMalesFemalesBeta (s.e.)pBeta (s.e.)pBeta (s.e.)pBeta (s.e.)pBeta (s.e.)pBeta (s.e.)pUnconditional linear growth modelIntercept Mean0.41 (0.02)<0.0010.46 (0.02)<0.0010.43 (0.02)<0.0010.46 (0.02)<0.0010.22 (0.02)<0.0010.26 (0.02)<0.001Slope mean0.01 (0.00)<0.0010.01 (0.00)<0.0010.01 (0.00)<0.0010.01 (0.00)<0.0010.00 (0.00)0.0010.00 (0.00)0.003Intercept Variance0.04 (0.01)0.0050.01 (0.00)0.0010.02 (0.01)0.1310.03 (0.01)0.0010.01 (0.01)0.0240.03 (0.00)<0.001slope Variance0.00 (0.00)0.0040.00 (0.00)<0.0010.00 (0.00)0.0090.00 (0.00)<0.0010.00 (0.00)<0.0010.00 (0.00)<0.001Intercept-slope Correlation−0.00 (0.00)0.0120.00 (0.00)0.001−0.00 (0.00)0.132−0.00 (0.00)0.0010.00 (0.00)0.028−0.00 (0.00)<0.001Observations797–855–797–855–797–855–AIC−1872.95–1268.54–−1861.41–−1259.75–−2135.71–−1876.17–BIC−1830.82–−1225.78–−1819.28–−1216.99–−2093.58–−1833.41–H0 log-likelihood945.48–643.27–939.70–638.88–1076.86–947.09–H1 maximum log-likelihood952.62–642.37–954.66–637.40–1091.47–949.60–Note: Bold text indicates p-value less than 0.05. Bold italic text indicates p-value less than 0.01. Table 3.Linear growth model results for the effect of childhood trauma exposure on slope and intercept of three frontal alpha EEG coherence Pairs and subsequent AUD symptoms in adolescent male and female COGA participantsLeft frontal-central (LFC) EEG coherenceFZ-CZ--F3-C3Right frontal-central (RFC) EEG coherenceFZ-CZ--F4-C4Prefrontal interhemispheric (PFI) EEG coherenceF8-F4--F7-F3MalesFemalesMalesFemalesMalesFemalesBeta (s.e.)pBeta (s.e.)pBeta (s.e.)pBeta (s.e.)pBeta (s.e.)pBeta (s.e.)pAssociations with intercept and slope of alpha EEG coherenceCNAT on intercept0.00 (0.05)0.960−0.04 (0.03)0.2400.01 (0.04)0.727−0.02 (0.02)0.382−0.03 (0.02)0.058−0.02 (0.03)0.552CSAT on intercept0.16 (0.12)0.1840.13 (0.05)0.0080.21 (0.13)0.0940.07 (0.12)0.558−0.01 (0.05)0.8300.16 (0.05)0.002CPAT on intercept−0.17 (0.07)0.010−0.06 (0.08)0.494−0.05 (0.06)0.381−0.01 (0.06)0.857−0.00 (0.02)0.972−0.05 (0.08)0.52Parental education on intercept−0.02 (0.01)0.003−0.02 (0.01)0.069−0.01 (0.01)0.078−0.01 (0.06)0.149−0.00 (0.00)0.575−0.01 (0.01)0.079CNAT on slope0.00 (0.03)0.8860.01 (0.02)0.771−0.01 (0.02)0.8200.00 (0.01)0.9080.02 (0.01)0.102−0.00 (0.02)0.937CSAT on slope−0.05 (0.06)0.394−0.07 (0.03)0.016−0.09 (0.07)0.183−0.02 (0.06)0.7190.05 (0.03)0.064−0.07 (0.03)0.024CPAT