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Table 1 Socioeconomic characteristics and self-reported prevalence of symptoms and diseases in the study participants

From: Interrelationships among common symptoms in the elderly and their effects on health-related quality of life: a cross-sectional study in rural Korea

Characteristics

Participants

N = 1328

Mean age, years (SD)

 

70.0 (5.9)

Education, n (%)

Less than elementary school

502 (37.8)

Elementary school

542 (40.8)

Middle school

179 (13.5)

High school or higher

105 (7.9)

Living alone, n (%)

Yes

317 (23.9)

No

1011 (76.1)

Household incomea, 10,000 won/month, n (%)

< 50

293 (23.0)

50–99

469 (36.8)

100–199

362 (28.4)

≥ 200

152 (11.9)

Symptoms, n (%)

Fatigue

728 (54.8)

Pain

755 (56.9)

Sleep disturbance

443 (33.4)

Indigestion

335 (25.2)

Depression/anger/anxiety

353 (26.6)

Number of symptoms, n (%)

0

314 (23.6)

1

257 (19.4)

2

274 (20.6)

3

211 (15.9)

4

184 (13.9)

5

88 (6.6)

Diagnosed diseasesb, n (%)

Hypertension

889 (66.9)

Obesity

690 (52.0)

Dyslipidemia

555 (41.8)

Arthritis

399 (30.0)

Diabetes mellitus

217 (16.3)

  1. aFifty-two participants (3.9 %) refused to answer the question related to household income
  2. bOf the collected information on twenty-eight diseases, the five most prevalent diseases are listed in the table