# Table 3 Sex-specific direct and indirect relationship between depressive symptoms and cognitive functioning through BMI

Variables

Mediator

Outcome

BMI

Cognitive Functioning

$$\beta$$

SE

t

p

$$\beta$$

SE

t

p

CES-D × Sexa1

-0.053**

0.025

-2.105

0.035

Sexa1

-0.115

0.109

-1.051

0.294

CES-D

-0.016

0.017

-0.916

0.360

-0.297**

0.022

-13.833

0.000

BMI

0.076**

0.021

3.549

0.000

Covariates

Age

-0.037**

0.005

-7.584

0.000

-0.190**

0.008

-24.637

0.000

Family incomeb

0.060

0.046

1.292

0.197

0.293**

0.074

3.963

0.000

-0.115**

0.045

-2.560

0.011

-1.800**

0.072

-24.993

0.000

Marrieda2

0.006

0.094

0.065

0.948

0.908**

0.144

6.327

0.000

Meet friendsa3

-0.111

0.095

-1.173

0.241

1.632**

0.152

10.745

0.000

Good healtha4

-0.280**

0.086

-3.251

0.001

0.682**

0.138

4.946

0.000

Regular exercisea5

0.147*

0.077

1.902

0.057

1.196**

0.124

9.681

0.000

R2 = 0.026, F (10, 5608) = 14.830, p < .000

R2 = 0.402, F (9, 5609) = 418.371, p < 0.000

Indirect relationship between Depressive Symptoms and Cognitive Function through BMI

Sex

Estimate

SE

95% LLCI

95% ULCI

Women

-0.001

0.002

-0.005

0.002

Men

-0.005**

0.002

-0.010

-0.002

The Difference in Indirect relationship across Men and Women

Estimated difference

SE

95% LLCI

95% ULCI

Men-Women

-0.0040**

0.0024

-0.0094

-0.0001

1. Abbreviations: SE Standard errors, t is t-statistics and p is the corresponding p-value
2. aDummy variable indicating group: 1 = Men; 2 = Currently married with a living spouse; 3 = Meet friends at least once a month; 4 = have a good health status; 5 = Exercise regularly
3. bLogarithm of family income is used in the estimation model
4. Standard errors are bootstrapped using 5,000 bootstrap replications
5. ** p < 0.05; * p < 0.10