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Table 2 Frequency distributions (weighted percentages unless indicated otherwise) of socioeconomic and demographic characteristics of DC and GP patients, by country and pattern of health-care use in the past 12 months: Joint Canada/US Survey of Health, 2002–03*

From: A comparative analysis of chiropractic and general practitioner patients in North America: Findings from the joint Canada/United States survey of health, 2002–03

  

United States

Canada

Variable

Category

GP only (n = 3565)

GP+DC (n = 511)

DC only (n = 84)

GP only (n = 2434)

GP+DC (n = 397)

DC only (n = 51)

Age (Years)

18–44

47.8

47.6

65.7

48.5

53.0

81.1

 

45–64

33.0

38.8

28.3

32.8

35.2

15.6

 

≥ 65

19.2

13.6

6.1

18.7

11.8

3.3

 

Mean (SE)

47.2 (0.3)

46.1 (0.8)

40.3 (1.4)

46.5 (0.4)

44.6 (0.8)

34.4 (2.0)

 

Median

45

45

38

45

43

33

Sex

Male

45.1

42.2

50.5

45.5

42.7

77.2

 

Female

54.9

57.8

49.5

54.5

57.3

22.8

Race/ethnicity

White only

68.9

81.4

73.3

80.1

86.9

85.5

 

Other/multiple

26.7

15.4

24.1

18.4

12.8

14.5

Education

No H.S. degree

10.8

8.0

10.4

20.7

13.9

23.3

 

High school degree

35.4

35.1

39.6

29.2

31.5

38.4

 

Some college

13.9

13.0

20.0

21.7

20.0

22.1

 

4-year college degree 35.6

41.1

27.3

27.0

33.3

16.1

 

Marital status

Married/with partner

61.8

66.2

64.0

64.9

70.9

60.6

 

Widowed

7.1

4.6

4.1

6.7

4.5

0.0

 

Separated/divorced

10.3

11.5

10.8

7.5

8.5

2.8

 

Single

16.9

14.8

18.5

19.7

15.9

36.6

Household income (adjusted for household size)

Lowest quintile

14.8

10.5

15.5

18.2

11.5

11.6

 

Lower middle

16.3

18.4

15.8

17.0

18.2

24.2

 

Middle

15.1

15.7

13.7

16.6

16.2

19.5

 

Upper middle

14.8

18.7

15.9

16.9

20.6

16.9

 

Highest

14.9

18.5

16.8

15.2

22.8

13.1

Main income source

Employment

69.6

76.5

82.1

71.6

79.4

82.0

  1. * Weighted percentages may not sum to 100 because of missing data or exclusion of certain categories; percentages weighted to account for age, sex, region (Canada only), and race/ethnicity (U.S. only); 3565, 511, and 84 represent 138,802,519, 20,060,412, and 3,453,164 adults, respectively, in the U.S.; 2434, 397, and 51 represent 16,555,719, 2,723,870, and 381,147 adults, respectively, in Canada.
  2. GP = general practitioner or family doctor; DC = Doctor of Chiropractic; SE = standard error.