Table 1 Characteristics of study sample stratified by gender

Age (years)

66.3

(10.6)

65.8

(10.0)

66.6

(10.9)

CESD scores

7.53

(5.64)

8.02

(5.80)

6.89

(5.35)

N

%

N

%

N

%

Marital status

  Married

6,143

77.6

3,120

91.4

3,023

67.1

  Not married

1,777

22.4

292

8.6

1,485

32.9

Education

  Elementary school or lower

3,723

47.0

1,074

31.5

2,649

58.8

  Middle school

1,328

16.8

600

17.6

728

16.2

  High school

2,110

26.7

1,174

34.4

936

20.8

  College or higher

756

9.6

563

16.5

193

4.3

Employed

  Not employed

4,523

57.1

1,417

41.5

3,106

68.9

  Employed

3,397

42.9

1,995

58.5

1,402

31.1

Self-rated health status

  Very bad

448

5.7

167

4.9

281

6.2

  Bad

1,937

24.5

648

19.0

1,289

28.6

  Neutral

2,949

37.2

1,209

35.4

1,740

38.6

  Good

2,407

30.4

1,290

37.8

1,117

24.8

  Very good

179

2.3

98

2.9

81

1.8

Obesity status

  Underweight

349

4.5

151

4.5

198

4.5

  Normal

3,382

43.8

1,439

42.9

1,943

44.4

  Overweight

2,225

28.8

1,094

32.6

1,131

25.9

  Obese

1,663

21.5

641

19.1

1,022

23.4

  Severely obese

106

1.4

28

0.8

78

1.8