Skip to main content

Table 1 Sample size and response rate by the Canadian Community Health Survey cycle

From: Stable prevalence of chronic back disorders across gender, age, residence, and physical activity in Canadian adults from 2007 to 2014

Year

Response Ratea

Unweighted sample sizeb

Household-level response

Person-level response

Combined response rate

Total

Chronic Back Disorders

Analyzed

Yes

No

Missing

2007

84.6

91.7

77.6

46,634

9724

36,845

65

46,569

2008

84.6

91.7

77.6

45,793

11,515

34,218

60

45,733

2009

81.3

90.0

73.2

42,483

8896

33,547

40

42,443

2010

80.7

88.6

71.5

42,928

8784

34,102

42

42,886

2011

79.5

87.8

69.8

43,156

8735

34,358

63

43,093

2012

77.3

86.7

67.0

41,415

8327

33,026

62

41,353

2013

76.6

87.2

66.8

42,052

8518

33,472

62

41,990

2014

75.1

87.4

65.6

40,663

8352

32,247

64

40,599

  1. aCalculated for the complete surveys including people 12 years or older. bPeople aged 18–65 years