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Table 2 Socioeconomic indicators for the BOA populations with knee OA, grouped by age

From: Socioeconomic status of patients in a Swedish national self-management program for osteoarthritis compared with the general population—a descriptive observational study

 

Knee OA total

Knee OA ≤65 years

Knee OA > 65 years

 

Knee OA

Reference group

Knee OA

Reference group

Knee OA

Reference group

Population

n = 49,366

n = 148,098

n = 22,075

n = 66,225

n = 27,291

n = 81, 873

Women

69 (68.6, 69.4)

69 (68.8, 69.2)

71 (70.4, 71.6)

71 (70.7, 71.3)

67.5 (66.9, 68.1)

67.5 (67.2, 67.8)

Age in years *

66.1 (9.6)

66.1 (9.6)

57.6 (6.2)

57.6 (6.2)

73.0 (5.3)

73.0 (5.3)

Missing

n = 0

n = 0

n = 0

n = 0

n = 0

n = 0

Urban/suburban living

70 (69.6, 70.4)

68 (67.8, 68.2)

69 (68.4, 69.6)

68 (67.6, 68.4)

70 (69.5, 70.5)

68 (67.7, 68.3)

Missing

n = 4

n = 112

n = 2

n = 71

n = 2

n = 41

Married

59 (58.6, 59.4)

55 (54.7, 55.3)

58 (57. 3, 58.7)

55 (54.6, 55.4)

60 (59.4, 60.6)

54 (53.7, 54.3)

Missing

n = 4

n = 113

n = 2

n = 71

n = 2

n = 42

Born in Sweden

90 (89.7, 90.3)

87 (86.8, 87.2)

88 (87.6, 88.4)

84.5 (84.2, 84.8)

92 (91.7, 92.3)

88 (87.8, 88.2)

 The Nordic countries

4 (3.8, 4.2)

4.5 (4.4, 4.6)

4 (3.7, 4.3)

4 (3.9, 4.1)

4 (3.8, 4.2)

5.5 (5.3, 5.7)

 Europe

3.5 (3.3, 3.7)

5 (4.9, 5.1)

4 (3.7, 4.3)

6 (5.8, 6.2)

3 (2.8, 3.2)

4.5 (4.4, 4.6)

 Other countries

2.5 (2.4, 2.6)

3.5 (3.4, 3.6)

4 (3.7, 4.3)

5.5 (5.3, 5.7)

1 (0,9, 1.1)

2 (1.9, 2.1)

Missing

n = 0

n = 9

n = 0

n = 5

n = 0

n = 4

Educational level

 Low (0–9 years)

23 (22.6, 23.4)

28 (27.8, 28.2)

15 (14.5, 15.5)

17.5 (17.2, 17.8)

29 (28.5, 29.5)

37 (36.7, 37.3)

 Medium (10–14 years)

61 (60.6, 61.4)

56 (55.7, 56.3)

69 (68.4, 69.6)

63.5 (63.1, 63.9)

54 (53.4, 54.6)

50 (49.7, 50.3)

 High (≥15 years)

16 (15.7, 16.3)

16 (15.8, 16.2)

16 (15.5, 16.5)

19 (18.7, 19.3)

17 (16.6, 17.4)

13 (12.8, 13.2)

Missing

n = 125

n = 1557

n = 26

n = 492

n = 99

n = 1065

Population a

n = 37,940

n = 113,820

n = 17,186

n = 51,558

n = 20,754

n = 62,262

Cohabitation

65 (64.5, 65.5)

60 (59.7, 60.3)

70 (69.3, 70.7)

66 (65.6, 66.4)

62 (61.3, 62.7)

56 (55.6, 56.4)

Missing

n = 2

n = 86

n = 2

n = 57

n = 0

n = 29

Employed

40 (39.5, 40.5)

38 (37.7, 38.3)

75 (74.4, 75.6)

72 (71.6, 72.4)

11 (10.6, 11.4)

11 (10.8, 11.2)

Missing

n = 6

n = 162

n = 2

n = 69

n = 4

n = 93

Sick leave b

12 (11.7, 12.3)

6 (5.9, 6.1)

26 (25.3, 26.7)

12 (11.7, 12.3)

0.004 (−0.005, 0.013)

0.003 (−0.001, 0.007)

 Days of sick leave **

71 (159)

59 (164)

72 (161)

59 (165)

52 (55)

33 (88)

Missing

n = 2

n = 86

n = 2

n = 57

n = 0

n = 29

Income quartile b

 Lowest (≤12,262)

17 (16.6, 17.4)

25 (24.8, 25.3)

12 (11.5, 12.5)

17 (16.7, 17.3)

21 (20.5, 21.6)

31 (30.6, 31.4)

 2nd (12,263-16,654)

27 (26.6, 27.4)

25.5 (25.3, 25.8)

18 (17.4, 18.6)

16.5 (16.2, 16.8)

35 (34.4, 35.7)

33 (32.6, 33.4)

 3rd (16,655-22,9624)

28 (27.6, 28.5)

23 (22.8, 23.2)

32 (31.3, 32.7)

29 (28.6, 29.4)

24 (23.4, 24.6)

19 (18.7, 19.3)

 Highest (≥22,963)

28 (27.5, 28.5)

26.5 (26.2, 26.8)

38 (37.3, 38.7)

37.5 (37.1, 37.9)

20 (19.5, 20.5)

17 (16.7, 17.3)

Income c **

17,794 (10,574)

16,578 (11,221)

20,511 (10,410)

20,131 (11,913)

15,637 (8515)

14,269 (7942)

Missing

n = 2

n = 86

n = 2

n = 57

n = 0

n = 29

Occupation d

 White-collar workers

  

49 (48.1, 50.0)

56 (55.5, 56.5)

  

 % with sick leave b

  

22 (20.9, 23.1)

11 (10.5, 11.5)

  

 Days of sick leave **

  

49 (119)

45 (122)

  

 Blue-collar workers

  

51 (50.1, 51.9)

44 (43.5, 44.5)

  

 % with sick leave b

  

37 (35.8, 38.2)

18 (17.6, 18.6)

  

 Days of sick leave **

  

59 (130)

41 (107)

  

Missing

  

n = 1569

n = 4447

  
  1. Description of socioeconomic indicators for the BOA population with knee OA and their reference groups from the general Swedish population, in total and grouped by age. Percentages and confidence interval (CI upper, lower) is reported, if no other information is given. *Mean (SD). **Median (IQR)
  2. aThe variables below were only analyzed among those individuals with their baseline year between 2008 and 2015
  3. bDuring the baseline year
  4. cThe amount is stated in Euro (€)
  5. dAmong those that were ≤ 65 years and categorized as employed at baseline
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BMC Musculoskeletal Disorders

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