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Table 2 Regression coefficients for session comparisons regressed onto electrode sites for power collected during eyes-opened rest

From: Resting-state posterior alpha power changes with prolonged exposure in a natural environment

  Estimate (β) 95% CI df t p
Posterior alpha power
 (Intercept) 1.59 0.21 2.98 20.82 2.30 0.03*
 Nature vs urban −1.77 −3.12 − 0.43 33.81 −2.62 0.01*
 (Intercept) 1.62 0.21 3.03 20.80 2.30 0.03*
 Pretrip vs post-trip 0.32 −0.90 1.54 33.64 0.53 NS
 (Intercept) 1.59 0.20 2.98 20.80 2.29 0.03*
 Pretrip vs trip −1.10 −2.98 0.07 33.60 −1.85 0.07
 (Intercept) 1.61 0.22 3.01 20.83 2.32 0.03*
 Trip vs post-trip 1.54 0.37 2.72 33.93 2.61 0.01*
Midfrontal alpha power
 (Intercept) 2.14 0.93 3.35 20.64 3.52 < 0.01*
 Nature x urban −0.79 −2.28 0.66 34.16 −1.07 NS
 (Intercept) 2.14 0.92 3.36 20.69 3.50 < 0.01*
 Pretrip vs post-trip −0.35 −1.60 0.89 33.84 −0.56 NS
 (Intercept) 2.13 0.92 3.34 20.65 3.52 < 0.01*
 Pretrip vs trip −0.74 −1.99 0.49 33.80 −1.18 NS
 (Intercept) 2.14 0.93 3.37 20.65 3.52 < 0.01*
 Trip vs post-trip 0.42 −0.87 1.73 34.38 0.64 NS
Posterior theta power
 (Intercept) 2.36 1.32 3.40 21.00 4.53 < 0.001**
 Nature vs urban −0.78 −2.03 0.44 34.45 −1.26 NS
 (Intercept) 2.37 1.32 3.43 21.02 4.51 < 0.001**
 Pretrip vs post-trip 0.27 −0.78 1.32 34.13 0.52 NS
 (Intercept) 2.36 1.31 3.40 21.00 4.51 < 0.001**
 Pretrip vs trip −4.42 −1.48 0.62 34.11 −0.80 NS
 (Intercept) 2.37 1.33 3.41 21.01 4.54 < 0.001**
 Trip vs post-trip 0.75 −0.32 1.83 34.53 1.39 NS
Midfrontal theta power
 (Intercept) 3.93 2.92 4.95 20.94 7.73 < 0.001**
 Nature vs urban 0.30 −0.74 1.34 34.04 0.58 NS
 (Intercept) 3.93 2.92 4.95 20.98 7.75 < 0.001**
 Pretrip vs post-trip 0.15 −0.73 1.03 33.82 0.33 NS
 (Intercept) 3.93 2.92 4.95 20.98 7.75 < 0.001**
 Pretrip vs trip 0.29 −0.59 1.16 33.79 0.66 NS
 (Intercept) 3.93 2.91 4.95 20.96 7.74 < 0.001**
 Trip vs post-trip −0.15 −1.07 0.77 34.20 −0.33 NS
  1. Note: Individual eyes-opened linear mixed model comparisons of log transformed power for both frontal and posterior regions-of-interest in alpha power and power within 4–8 Hz
  2. * p < 0.05. ** p < 0.01