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Table 2 Results of multiple linear regression analyses for the associations between protein intake categories and cognition

From: Protein intake and episodic memory: the moderating role of the apolipoprotein E ε4 status

 

Total score

Episodic memory score

Non-memory score

\(\:\varvec{\beta\:}\)

p

\(\:\varvec{\beta\:}\)

p

\(\:\varvec{\beta\:}\)

p

Overall

Model 1a

 High

0.236

< 0.001

0.189

< 0.001

0.125

0.087

 Medium

0.047

0.849

< 0.001

0.997

0.039

0.575

 Low

-

 

-

 

-

 

Model 2b

 High

0.197

< 0.001

0.147

0.004

0.073

0.311

 Medium

0.022

0.693

-0.031

0.520

0.005

0.934

 Low

-

 

-

 

-

 
  1. APOE4 apolipoprotein ε4, VRS vascular risk score, GDS geriatric depression scale
  2. By multiple linear regression analysis (low protein intake served as the reference group)
  3. a Adjusted for age, sex, apolipoprotein ε4, education, and clinical diagnosis
  4. b Adjusted for age, sex, apolipoprotein ε4, education, clinical diagnosis, VRS, GDS score, annual income, physical activity, fruit/vegetable, fasting glucose, and HDL- or LDL- cholesterol