Table 1 Socioeconomic and health service use characteristics of the sample (N = 4,400)

Age (years)

65-69

738

18.3

561

13.9

73.5(±6.5)

< 0.01

70-74

652

16.1

554

13.7

75-79

481

11.9

314

7.8

80+

485

12.0

255

6.3

Education (graduation)

Primary school

2,000

49.5

798

19.7

< 0.01

Middle school

205

5.1

286

7.1

High school

120

3.0

371

3.2

College+

31

0.8

229

5.7

Marital status

Unmarried/divorced

1,110

30.8

1,515

4.2

< 0.01

Married

1,246

27.5

169

37.5

Income^#

≤0-5,000 ,000 won

1,888

46.7

830

20.5

6,177,000(±9,240.000)

< 0.01

5,000,001-7,500,000 won

192

4.7

180

4.5

7,500,001-10,000,000 won

101

2.5

146

3.6

>10,000,00 won

175

4.3

528

13.1

Health care services

Traditional Korean medicine

684

16.9

269

6.7

3.6(±15.6)

< 0.01

Physician visit

1,713

42.4

1,104

27.3

12.3(±26.0)

< 0.01