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Table 2 Regression coefficients of WMH components and their interaction with Aβ status on cognitive domains

From: White matter hyperintensity patterns: associations with comorbidities, amyloid, and cognition

 

Posterior Component Score

Posterior Component Score*Aβ

Cognitive domain

β (95% CI)

p-value

Robust 95% CI

β (95% CI)

p-value

Robust 95% CI

Episodic Memory

-0.02 (-0.13 to 0.09)

0.17

-0.12 to 0.10

-0.34 (-0.54 to -0.13)

0.001

-0.48 to -0.10

Executive Function

-0.05 (-0.14 to 0.05)

0.39

-0.14 to 0.05

-0.10 (-0.27 to 0.07)

0.27

-0.28 to 0.07

Processing Speed

0.03 (-0.09 to 0.14)

0.67

-0.08 to 0.16

-0.01 (-0.22 to 0.20)

0.89

-0.22 to 0.20

 

Deep Component Score

Deep Component Score*Aβ

Cognitive domain

β (95% CI)

p-value

Robust 95% CI

β (95% CI)

p-value

Robust 95% CI

Episodic Memory

-0.05 (-0.15 to 0.051)

0.32

-0.14 to 0.08

-0.24 (-0.43 to -0.05)

0.013

-0.35 to 0.02

Executive Function

0.04 (-0.05 to 0.12)

0.40

-0.4 to 0.21

-0.07 (-0.24 to 0.09)

0.38

-0.25 to 0.08

Processing Speed

-0.01 (-0.12 to 0.09)

0.73

-0.13 to 0.08

-0.02 (-0.21 to 0.18)

0.87

-0.19 to 0.21

 

Periventricular Component Score

Periventricular Component Score*Aβ

Cognitive domain

β (95% CI)

p-value

Robust 95% CI

β (95% CI)

p-value

Robust 95% CI

Episodic Memory

-0.09 (-0.20 to 0.02)

0.11

-0.17 to 0.03

-0.37 (-0.57 to -0.18)

< 0.001

-0.51 to -0.14

Executive Function

-0.05 (-0.14 to 0.04)

0.17

-0.12 to 0.07

-0.07 (-0.24 to 0.10)

0.41

-0.27 to 0.08

Processing Speed

0.07 (-0.04 to 0.19)

0.20

-0.05 to 0.28

-0.08 (-0.28 to 0.12)

0.44

-0.26 to 0.14

 

BGT Component Score

BGT Component Score*Aβ

Cognitive domain

β (95% CI)

p-value

Robust 95% CI

β (95% CI)

p-value

Robust 95% CI

Episodic Memory

-0.05 (-0.14 to 0.05)

0.43

-0.09 to 0.09

-0.38 (-0.58 to -0.18)

< 0.001

-0.53 to -0.12

Executive Function

0.07 (-0.01 to 0.15)

0.09

-0.01 to 0.15

-0.02 (-0.20 to 0.15)

0.82

-0.21 to 0.16

Processing Speed

-0.03 (-0.13 to 0.07)

0.33

-0.15 to 0.04

-0.06 (-0.27 to 0.15)

0.57

-0.33 to 0.09

  1. For Aβ status, a binarized variable with a Centiloid cutoff of 12 was used. Participants who did not complete all neuropsychological tests included in the composite scores for episodic memory (n = 3), executive function (n = 4), and processing speed (n = 1) were excluded from this analysis