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Table 3 Baseline characteristics of the respondents and non-respondents to the follow-up survey (n = 7270)

From: Does poor dental health predict becoming homebound among older Japanese?

 

Number (%) at baseline

 

Respondents to the follow-up (n = 5589)

Non-respondents to the follow-up(n = 1681)

Sex

  

Male

2513(45.0)

785(46.7)

Female

3076(55.0)

896(53.3)

Dental health

 

≥20 teeth

1788(32.0)

405(24.1)

≤19 teeth with dentures

3064(54.8)

927(55.1)

≤19 teeth without dentures

579(10.4)

240(14.3)

Marital status

 

Marriage

4020(71.9)

1147(68.2)

Widowed

1140(20.4)

330(19.6)

Separated

68(1.2)

18(1.1)

Never married

67(1.2)

28(1.7)

Other or missing

294(5.3)

158(9.4)

Education

  

<6 years

129(2.3)

52(3.1)

6–9 years

2976(53.2)

995(59.2)

10–12years

1517(27.1)

325(19.3)

≥13 years

587(10.5)

122(7.3)

Annual household incomea

<$20,000

2198(39.3)

743(44.2)

$20,000–29,999

1065(19.1)

213(12.7)

$30,000–39,999

741(13.3)

152(9.0)

≥$40,000

511(9.1)

125(7.4)

Do you have hospital treatment?

Yes

3685(65.9)

1014(60.3)

No

1230(22.0)

409(24.3)

Depression (GDS score)

0–4

3311(59.2)

823(49.0)

≥5

1107(19.8)

351(20.9)

Walking time (min/day)

<30

1705(30.5)

549(32.7)

30–59

1738(31.1)

453(26.9)

60–89

805(14.4)

221(13.1)

≥90

1019(18.2)

281(16.7)

Do you stay with your family?

Yes

394(7.0)

102(6.1)

No (living alone)

4339(77.6)

1220(72.6)

Living areab

  

A

2118(37.9)

410(24.4)

B

1661(29.7)

515(30.6)

C

1810(32.4)

756(45.0)

  1. aUS $1 = \100
  2. bThe population densities of areas A, B, and C were 1,026.6, 566.9, and 572.9 persons/km2 respectively
  3. GDS Geriatric Depression Scale