Table 3

Proportion of children meeting electronic media use guidelines^†by weight status

Meet electronic media use guidelines^†

Mean z-BMI

Proportion overweight/obese* (%)

Baseline

Follow-up

Baseline

Follow-up

Baseline

Yes

0.34

0.23

14.8

19.4

No

0.49

0.45

21.7

26.8

p-value

0.003^a

<0.001^a

0.003^b

0.004^b

Follow-up

Yes

0.34

0.17

14.7

18.1

No

0.45

0.40

19.9

25.0

p-value

0.09^a

0.001^a

0.09^b

0.04^b

*overweight & obese categories combined

^a t-test statistic; ^b chi-square statistic

^† Australian Physical Activity Recommendations for children indicate no more than 2 hrs/day should be spent engaged in electronic media use [5].

Hesketh et al. International Journal of Behavioral Nutrition and Physical Activity 2007 4:60   doi:10.1186/1479-5868-4-60