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Table 2  A hierarchical analysis for moderating effects of emotional support in the relationship between socioeconomic status score and cognitive ability among 5,295 participants

From: Relationship between socioeconomic status and cognitive ability among Chinese older adults: the moderating role of social support

 

Model 1

β (95% CI)

Model 2

β (95% CI)

Model 3

β (95% CI)

Model 4

β (95% CI)

SES score

 

0.52***

0.51***

0.23**

  

(0.38, 0.65)

(0.38, 0.65)

(0.05, 0.40)

Emotional support

  

0.07

-0.22**

   

(-0.05, 0.20)

(-0.38, -0.05)

SES * Emotional support

   

0.19***

    

(0.12, 0.26)

Age group

-1.64***

-1.59***

-1.60***

-1.58***

 

(-1.77, -1.51)

(-1.72, -1.45)

(-1.73, -1.46)

(-1.71, -1.45)

Sex

-1.23***

-0.96***

-0.97***

-0.96***

 

(-1.48, -0.97)

(-1.22, -0.70)

(-1.23, -0.70)

(-1.22, -0.70)

Marital status

0.28*

0.23

0.36*

0.37*

 

(0.01, 0.56)

(-0.04, 0.50)

(0.01, 0.70)

(0.03, 0.72)

Region

0.07

0.08

0.08

0.07

 

(-0.07, 0.22)

(-0.06, 0.22)

(-0.06, 0.23)

(-0.07, 0.21)

Hukou

-1.11***

-0.29

-0.3

-0.3

 

(-1.39, -0.83)

(-0.64, 0.06)

(-0.65, 0.05)

(-0.65, 0.05)

Diet diversity

0.81***

0.71***

0.71***

0.72***

 

(0.57, 1.05)

(0.47, 0.95)

(0.47, 0.95)

(0.48, 0.97)

Smoking

0.21

0.2

0.2

0.2

 

(-0.11, 0.54)

(-0.13, 0.52)

(-0.13, 0.52)

(-0.13, 0.52)

Drinking

0.14

0.14

0.14

0.12

 

(-0.18, 0.46)

(-0.18, 0.46)

(-0.18, 0.46)

(-0.20, 0.44)

BMI

0.37**

0.37**

0.37**

0.38***

 

(0.14, 0.59)

(0.15, 0.60)

(0.15, 0.60)

(0.15, 0.60)

Exercise

0.30*

0.2

0.2

0.22

 

(0.05, 0.54)

(-0.05, 0.44)

(-0.04, 0.45)

(-0.02, 0.47)

ADL

-1.17***

-1.18***

-1.18***

-1.18***

 

(-1.30, -1.05)

(-1.30, -1.06)

(-1.30, -1.06)

(-1.30, -1.06)

Hypertension

0.24

0.21

0.21

0.21

 

(-0.01, 0.48)

(-0.03, 0.44)

(-0.03, 0.44)

(-0.02, 0.44)

Diabetes

0.07

-0.01

-0.02

-0.02

 

(-0.31, 0.46)

(-0.40, 0.37)

(-0.40, 0.37)

(-0.41, 0.36)

Stroke

-0.13

-0.15

-0.15

-0.2

 

(-0.50, 0.25)

(-0.52, 0.23)

(-0.52, 0.23)

(-0.58, 0.17)

Health insurance

0.43*

0.45*

0.45*

0.44*

 

(0.07, 0.79)

(0.09, 0.81)

(0.09, 0.80)

(0.09, 0.80)

Depression

-0.09***

-0.09***

-0.09***

-0.09***

 

(-0.12, -0.07)

(-0.12, -0.06)

(-0.12, -0.06)

(-0.12, -0.06)

Constant

32.08***

29.68***

29.56***

30.04***

 

(31.19, 32.98)

(28.59, 30.77)

(28.45, 30.67)

(28.92, 31.16)

N

5295

5295

5295

5295

Adjusted R2

0.3221

0.3291

0.3292

0.3326

  1. Note: (1) 95% confidence intervals in brackets;
  2. (2) * p < 0.05, ** p < 0.01, *** p < 0.001;
  3. (3) All models were adjusted for a number of covariates, including age, sex, marital status, living region, hukou, health insurance, diet diversity, smoking, drinking, BMI, exercise, ADL, hypertension, diabetes, stroke or CVD, and depression
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International Journal for Equity in Health

ISSN: 1475-9276

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