Table 2 Observed means, standard deviations (SD), medians and interquartile range (IQR) for fruit and vegetable (FV) intake (portions/day and times/week) and consumption of unhealthy snacks (times/week) at all surveys

FV all day (portions/day)

2.2

2.2

1.5

0.0 - 3.0

2.5

2.3

2.0

1.0 -3.8

2.7

2.2

2.3

1.0 - 4.0

2.3

2.0

2.0

1.0 - 3.5

Intervention

2.6

2.7

2.0

1.0 - 3.5

1.9

1.8

1.5

0.50 - 3.0

2.5

2.9

2.0

0.0 - 4.0

2.1

1.9

2.0

1.0 - 3.0

Control

Usual FV intake (times/week)

Intervention

14

7.4

14

8.0 - 18

15

6.9

16

10 - 19

15

7.2

15

11 - 21

13

7.4

13

7.0 - 17

Control

15

6.5

15

10 - 19

14

6.6

13

8.5 - 19

14

7.6

14

9.0 - 19

13

7.1

11

7.5 - 17

Consumption of unhealthy snacks (times/week)

Lower parental education

Intervention

7.5

4.3

6.0

3.0 - 9.3

6.1

3.5

5.3

3.1- 8.0

6.2

5.7

5.0

3.0 - 8.0

5.0

3.5

4.0

2.5 - 6.6

Control

6.0

3.2

5.0

4.0 - 8.3

6.2

3.7

6.0

6.0 - 7.5

6.4

4.7

5.0

3.0 - 8.8

6.1

4.7

5.0

2.7 - 8.0

Higher parental education

Intervention

5.6

2.9

5.0

4.0 - 5.0

5.5

3.2

5.0

3.5 - 7.0

5.0

3.3

4.0

2.6 - 6.5

4.5

3.5

4.3

2.1 - 6.0

Control

6.7

5.1

5.0

3.0 - 5.0

6.7

5.1

5.0

3.0 - 84

5.9

4.2

4.5

3.0 - 7.4

4.6

3.5

4.0

2.0 - 6.0