Table 1 Sample characteristics stratified by gender

Child's grade level (%)

   5

29.7

25.8

   6

35.8

37.3

   7

34.6

36.9

Weight status of child (%)

   Acceptable

67.5

58.0

   Overweight or Obese

19.7

17.9

   Refused

12.7

24.0

Socio-economic status of school (%)

   Low

22.2

26.8

   Medium

36.5

34.3

   High

41.4

38.9

School walkability index (%)

   Low

54.5

51.9

   High

45.5

48.1

Sex of responding parent (%)

   Male

13.8

10.6

   Female

86.2

89.4

Maternal education (%)

   Less than Secondary

26.6

29.6

   Secondary/trade/diploma

55.1

54.0

   Bachelor degree or higher

18.3

16.4

Maternal employment (%)

   None

24.2

28.1

   Part-time

47.3

48.5

   Full-time

28.5

23.4

Distance to school

(mean km [SE])

1.8 (0.1)

1.6 (0.1)

Commuting to/from school

(mean trips/week, [SE])

   Cycles

1.8 (0.1)***

0.8 (0.1)

   Walks

2.8 (0.2)*

3.3 (0.2)

   Driven

5.0 (0.2)**

5.6 (0.2)

Cycles to/from school ≥ 1 trip/week (%)

31.2***

14.6

Child's preference is to cycle (%)

59.4***

36.7