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Table 3 Proportion of children meeting electronic media use guidelinesby weight status

From: Stability of television viewing and electronic game/computer use in a prospective cohort study of Australian children: relationship with body mass index

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 0.003a <0.001a 0.003b 0.004b
Follow-up     
Yes 0.34 0.17 14.7 18.1
No 0.45 0.40 19.9 25.0
p-value 0.09a 0.001a 0.09b 0.04b
  1. *overweight & obese categories combined
  2. a t-test statistic; b chi-square statistic
  3. Australian Physical Activity Recommendations for children indicate no more than 2 hrs/day should be spent engaged in electronic media use [5].