Table 1

Comparison of child and parent-reported questionnaire data and pedometer data among the analytical sample and cases excluded in the current study

Excluded cases (n = 553)

Analytical sample (n = 927)


Variables

%

%

p


Home ownership*

Renting

28.8

23.9

0.084

Owned/purchasing

71.2

76.1

Marital status*

Married/defacto

80.5

78.2

0.370

Other

19.5

21.8

Dependents at home <18 yrs*

One child

10.7

12.6

0.370

≥2 children

89.3

87.4

Sex

Male

53.7

45.7

0.003

Female

46.3

54.3

Grade of student

Grade 5

25.1

27.3

0.211

Grade 6

34.4

36.8

Grade 7

40.5

35.9

Highest education completed by any parent*

≤High school

25.5

23.4

0.266

Diploma/trade/other

53.2

51.1

≥Bachelor degree

21.3

25.5

Child usually driven to and from school

No

40.1

35.8

0.147

Yes

59.9

64.2

Screen-based activity time*

<2 hours/day

18.1

27.5

<0.001

≥2 hours/day

81.9

72.5

Dog ownership *

Owner

55.2

57.1

0.547

Non-owner

44.8

42.9

Child has friends in the neighborhood

Many friends

69.5

68.7

0.762

Few friends

30.5

31.3

Distance to nearest friends house from home*

>10 minute walk

35.0

38.6

0.226

≤10 minute walk

65.0

61.4

Distance to nearest relatives house from home*

>10 minute walk

83.8

83.2

0.773

≤10 minute walk

16.2

16.8

Have to drive child to park with suitable equipment

Yes

39.9

35.9

0.179

No

60.1

64.1

Play in any street, park, or go for walk without an adult*

Not allowed

20.2

14.0

0.006

Allowed

79.8

86.0

School neighborhood walkability score

High

47.7

45.6

0.431

Low

52.3

54.4

School neighborhood socioeconomic status

High

32.4

41.2

<0.001

Medium

33.1

35.8

Low

34.5

23.0

Pedometer-based physical activity

Not achieving suggested steps

79.5

74.1

0.058

Achieving suggested steps

20.5

25.9


* Indicates data collected from parent questionnaire; pedometer-based cut-points: ≥12000 steps/day for girls and ≥15000 steps/day for boys

N = 1480 participated in child survey; N = 1314 participated in parent survey; N = 1291 children participated in pedometer data collection.

Note: Excluded cases were those not participating in all components of the study as well as those not providing complete or valid data

McCormack et al. International Journal of Behavioral Nutrition and Physical Activity 2011 8:30   doi:10.1186/1479-5868-8-30

Open Data