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Table 3 Mixed-effects linear models of cognitive and physical functions by Aβ+NfL+ conditions

From: Plasma Aβ and neurofilament light chain are associated with cognitive and physical function decline in non-dementia older adults

Parameters

Aβ+NfL+ group × time (all participants)#

Aβ+NfL+ group × time (with APOE)#

Coefficient

p

Adjusted p

95%CI

Coefficient

p

Adjusted p

95%CI

CCS

− 0.11

0.0004

0.002

(− 0.17, − 0.05)

− 0.09

0.007

0.03

(− 0.15, − 0.02)

MMSE

− 0.14

0.18

0.24

(− 0.34, 0.06)

− 0.06

0.55

0.74

(− 0.27, 0.14)

Gait speed (m/s)

− 0.03

0.02

0.04

(− 0.05, − 0.005)

− 0.02

0.08

0.17

(− 0.05, 0.003)

Chair-stand time (s)

0.08

0.66

0.66

(− 0.28, 0.44)

− 0.001

0.99

0.99

(− 0.38, 0.38)

  1. Covariates: age, sex, body mass index, education level and MAPT group
  2. #Participants without Aβ+NfL+ condition as the reference
  3. p value adjusted by Benjamini–Hochberg procedure