Table 3 Independent effects of AD (or ADCI) and LBD on lobar TAR and TBR.

From: Implication of EEG theta/alpha and theta/beta ratio in Alzheimer’s and Lewy body disease

Model 1

LBD effect

AD effect

LBD*AD

Beta (SE)

P value

Beta (SE)

P value

Beta (SE)

P value

TAR

Frontal TAR

0.427 (0.208)

0.050

0.353 (0.190)

0.170

NA

NA

Central TAR

0.461 (0.190)

0.033

0.339 (0.174)

0.170

NA

NA

Temporal TAR

0.427 (0.210)

0.050

0.209 (0.192)

0.333

NA

NA

Parietal TAR

0.439 (0.187)

0.033

0.278 (0.171)

0.173

NA

NA

Occipital TAR

0.362 (0.264)

0.173

0.226 (0.241)

0.352

NA

NA

TBR

Frontal TBR

0.669 (0.214)

0.005

0.393 (0.195)

0.170

NA

NA

Central TBR

0.757 (0.208)

0.005

0.352 (0.190)

0.170

NA

NA

Temporal TBR

0.742 (0.236)

0.005

0.338 (0.216)

0.173

NA

NA

Parietal TBR

0.791 (0.221)

0.005

0.326 (0.202)

0.173

NA

NA

Occipital TBR

0.554 (0.239)

0.033

0.228 (0.219)

0.333

NA

NA

Model 2

LBD effect

ADCI effect

LBD*ADCI

Beta (SE)

P value

Beta (SE)

P value

Beta (SE)

P value

TAR

Frontal TAR

0.435 (0.205)

0.037

0.432 (0.190)

0.045

NA

NA

Central TAR

0.463 (0.188)

0.024

0.386 (0.174)

0.045

NA

NA

Temporal TAR

0.445 (0.208)

0.037

0.320 (0.193)

0.101

NA

NA

Parietal TAR

0.441 (0.186)

0.026

0.319 (0.172)

0.077

NA

NA

Occipital TAR

1.00 (0.37)

0.009

0.77 (0.30)

0.013

1.10 (0.48)

0.024

TBR

Frontal TBR

0.691 (0.208)

0.002

0.547 (0.193)

0.045

NA

NA

Central TBR

0.773 (0.204)

0.002

0.468 (0.189)

0.045

NA

NA

Temporal TBR

0.776 (0.229)

0.002

0.545 (0.213)

0.045

NA

NA

Parietal TBR

0.811 (0.217)

0.002

0.462 (0.201)

0.045

NA

NA

Occipital TBR

0.591 (0.234)

0.023

0.439 (0.217)

0.059

NA

NA

  1. Data are results of general linear models for TAR and TBR using the presence of AD and LBD as predictors after controlling for age, sex, education, use of AchEI antidepressants. Model 1 was based on the disease categorization according to the presence of AD and LBD, while model 2 was based on the categorization according to the presence of ADCI (amyloid-positivity) and LBD. P values are FDR corrected values.
  2. AChEI acetylcholinesterase inhibitor, AD Alzheimer’s disease, ADCI Alzheimer’s disease-related cognitive impairment, FDR false discovery rate, LBD Lewy body disease, SE standard error, TAR log transformed theta/alpha ratio, TBR log transformed theta/beta ratio.