Table 4

Frequency distributions (weighted percentages) of variables related to activity restrictions, body weight, smoking, and physical activity, by country and pattern of health-care use in the past 12 months: Joint Canada/US 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)


Pain/activity limits

No pain/discomfort

79.3

74.5

79.7

81.0

73.2

90.3

Activity restrictions

Often

11.5

10.7

5.6

11.0

10.4

6.7

Sometimes

19.7

24.6

23.5

20.2

27.3

12.3

Never

67.3

63.6

70.2

67.8

61.8

79.4

Back/neck problems

Activity limiting

8.9

16.9

12.8

10.0

22.2

5.5

Smoking status

Current

20.8

20.4

15.7

24.0

19.9

49.6

Past

24.6

28.3

29.1

29.2

34.8

7.6

Never

54.0

50.9

55.2

46.5

44.9

42.9

Body weight

Under/normal weight

42.5

40.9

37.7

48.7

46.5

55.5

Overweight

32.4

31.4

41.6

32.3

35.4

34.1

Obese

20.8

23.7

18.3

15.4

15.7

8.6

Physical activity (past 3 months)

Active

20.4

22.6

18.5

25.7

27.8

21.5

Moderate

20.0

21.2

18.2

26.3

25.7

21.7

Inactive

56.5

54.3

60.7

47.0

45.6

56.8

Activity frequency (past 3 months)

Regular

55.6

56.1

56.5

66.3

68.3

58.6

Occasional

16.1

19.2

13.2

15.8

18.6

17.4

Infrequent

25.2

22.8

27.7

16.8

12.2

24.0


* 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.

GP = general practitioner or family doctor; DC = Doctor of Chiropractic.

Hurwitz and Chiang BMC Health Services Research 2006 6:49   doi:10.1186/1472-6963-6-49

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