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Table 1 Descriptive characteristics of the participants by sex

From: Age and sex-specific associations between depressive symptoms, body mass index and cognitive functioning among Korean middle-aged and older adults: a cross-sectional analysis

Variables

All

Men

Women

N = 5,619

N = 2,363

N = 3,256

M ± SD or n (%)

M ± SD or n (%)

M ± SD or n (%)

Cognitive Function

25.046

 ± 5.571

25.915

 ± 5.083

24.415

 ± 5.820

BMI

23.393

 ± 2.724

23.250

 ± 2.502

23.496

 ± 2.870

CES-D

3.177

 ± 2.907

2.944

 ± 2.883

3.346

 ± 2.912

Age

70.735

 ± 9.075

70.624

 ± 8.775

70.815

 ± 9.287

Family Incomea

2782

 ± 2624

7.688

 ± 0.838

7.479

 ± 0.937

ADL

0.129

 ± 0.828

0.110

 ± 0.765

0.143

 ± 0.871

Marriedb1

4,197

(74.69)

2,124

(89.89)

2,073

(63.67)

Meet Friendsb2

4,525

(80.53)

1,883

(79.69)

2,642

(81.14)

Good Healthb3

1,504

(26.77)

724

(30.64)

780

(23.96)

Regular Exerciseb4

1,895

(33.72)

897

(37.96)

998

(30.65)

  1. Abbreviations: M ± SD Mean ± standard deviations, n (%) Number of observations (percentage)
  2. Cognitive Function is measured with K-MMSE score. BMI is body mass index (kg/m2)
  3. CES-D is the CES-D-10 scale for assessment of depressive symptoms
  4. ADL is activities of daily living score
  5. aFamily Income is annual household income in ₩10,000
  6. bDummy variable indicating group: 1 = Currently married with a living spouse; 2 = Meet friends at least once a month; 3 = have a good health status; 4 = Exercise regularly