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Table 1 Characteristics of German Health and Examination Survey 2008–2011 (DEGS1) participants aged 65–79 years included in this study

From: Prevalence and correlates of frailty among older adults: findings from the German health interview and examination survey

 

Men (n = 919)

Women (n = 924)

Total (n = 1843)

Age groups in years (%, CI)

 

 65-69

36.3 (32.6-40.1)

33.6 (30.2-37.3)

34.8 (32.4-37.4)

 70-74

43.2 (39.2-47.2)

42.9 (39.0-46.9)

43.0 (40.1-46.0)

 75-79

20.6 (17.5-24.0)

23.4 (20.0-27.2)

22.1 (19.6-24.9)

Socioeconomic status (SES) (%, CI)

 

 low

21.7 (17.9-26.2)

29.1 (24.7-33.9)

25.7 (22.3-29.4)

 medium

57.3 (52.8-61.7)

61.7 (57.2-66.0)

59.7 (56.1-63.1)

 high

21.0 (17.7-24.7)

9.2 (7.2-11.6)

14.6 (12.6-17.0)

Living alone (%, CI)

9.6 (7.3-12.6)

34.0 (29.8-38.4)

22.8 (20.1-25.7)

Poor social support (%, CI)

16.8 (13.3-21.0)

16.2 (13.1-19.9)

16.5 (14.1-19.2)

Self-reported lack of help (%, CI)

2.0 (1.3-3.1)

8.2 (6.2-10.8)

5.3 (4.2-6.8)

Current depressive symptoms (%, CI)

4.2 (2.8-6.2)

7.3 (5.2-10.2)

5.9 (4.5-7.6)

Digit Symbol Substitution Test (mean score; CI)

42.6 (41.3-43.9)

45.0 (43.6-46.5)

43.9 (42.9-44.9)

Self-rated health (fair/poor) (%, CI)

27.4 (23.4-31.8)

28.9 (25.1-33.2)

28.2 (25.4-31.3)

Chronic diseases (%, CI)

 

 coronary heart disease

27.6 (23.7-31.8)

14.5 (11.9-17.6)

20.6 (18.2-23.2)

 stroke

7.2 (5.1-10.0)

6.0 (4.2-8.4)

6.5 (5.1-8.4)

 heart failure

13.2 (10.2-16.9)

12.3 (9.5-15.9)

12.7 (10.5-15.4)

 hypertension

70.3 (65.9-74.4)

71.6 (68.1-74.9)

71.0 (68.2-73.7)

 diabetes

21.0 (17.5-25.0)

18.6 (15.4-22.2)

19.7 (17.3-22.3)

 chronic renal disease

3.2 (2.2-4.8)

5.0 (3.3-7.5)

4.2 (3.0-5.7)

 cancer

15.8 (13.2-18.9)

14.6 (11.9-17.8)

15.2 (13.2-17.4)

 osteoarthritis

32.1 (28.3-36.2)

51.6 (47.7-55.4)

42.6 (39.9-45.3)

 rheumatoid arthritis

5.0 (3.0-8.2)

4.3 (3.0-6.0)

4.6 (3.4-6.1)

 osteoporosis

3.5 (2.4-5.3)

23.2 (19.4-27.5)

14.1 (12.0-16.5)

Mean number of chronic diseases (CI)

2.0 (1.8-2.1)

2.2 (2.1-2.3)

(2.1 2.0-2.2)

Number of chronic diseases (%, CI)

 

none

12.5 (9.7-15.9)

6.8 (5.1-8.9)

9.4 (7.7-11.4)

1

28.0 (24.4-31.9)

27.1 (23.4-31.2)

27.5 (24.9-30.2)

2

29.8 (25.9-34.0)

30.6 (26.8-34.8)

30.2 (27.5-33.1)

3 or more

29.7 (25.7-34.0)

35.5 (31.5-39.7)

32.8 (29.8-36.1)

Polypharmacy (≥5 prescribed medicines) (%)

42.1 (37.8-46.5)

50.5 (46.6-54.3)

46.6 (43.7-49.5)

Falls (≥2) in past 12 months (%, CI)

6.1 (4.3-8.5)

10.5 (8.2-13.4)

8.5 (6.9-10.3)

Poor hearing (%, CI)

1.2 (0.6-2.2)

6.1 (4.2-8.7)

3.8 (2.8-5.3)

Poor vision (%, CI)

7.4 (5.5-9.8)

5.6 (4.0-7.8)

6.4 (5.0-8.1)

Health risk behaviours (%, CI)

 

body mass index (BMI), kg/m2

 

 underweight (BMI < 18.5)

0.1 (0.0-0.4)

1.3 (0.4-4.3)

0.7 (0.2-2.3)

 normal (BMI 18.5 < 25)

17.0 (14.2-20.2)

22.2 (19.2-25.4)

19.7 (17.7-21.9)

 overweight (BMI 25 to <30)

51.4 (46.9-55.8)

37.7 (33.9-41.8)

44.1 (41.2-46.9)

 obese (BMI ≥ 30)

31.6 (27.2-36.4)

38.9 (35.0-42.9)

35.5 (32.4-38.7)

currently smoking

10.9 (8.6-13.7)

8.6 (6.5-11.3)

9.7 (8.1-11.4)

current alcohol consumption

91.4 (88.6-93.6)

77.5 (73.2-81.3)

84.0 (81.2-86.5)

  1. Figures are weighted population estimates expressed in per cent unless otherwise indicated.
  2. CI: 95% confidence interval.
  3. Not all percentages add to 100 due to rounding error.