Table 3.

The association between MBI and Braak I and III SUVR adjusted for age, sex, education, MCI, and AV45 using multiple linear regression models.

	Outcome variable Braak I tau SUVR N=440		Outcome variable Braak III tau SUVR N=440
	$\widehat{\beta }$ (95%CI)	p value	$\widehat{\beta }$ (95%CI)	p value
Independent Variables:
Aβ +
MBI + vs MBI -	0.26 (0.07, 0.46)	<0.01	0.11 (0.02, 0.20)	0.01
Aβ -
MBI + vs MBI -	−0.19 (−0.42, 0.04)	0.11	−0.13 (−0.24, −0.03)	0.01
MCI vs normal cognition	0.44 (0.34, 0.55)	<0.01	0.22 (0.17, 0.26)	<0.01
Age	0.002 (−0.004, 0.01)	0.45	0.002 (−0.0004, 0.01)	0.10
Female vs male	−0.10 (−0.20, 0.003)	0.06	−0.02 (−0.07, 0.02)	0.32
Education years	0.01 (−0.01, 0.03)	0.28	0.005 (−0.003, 0.01)	0.23

Abbreviations: SD=standard deviation; MBI=mild behavioral impairment; MCI=mild cognitive impairment; SUVR, standardized uptake value ratio. SE= standard error. $\widehat{\beta }$ is the estimated regression coefficient.