Table 1

Participant characteristics from 2012 baseline data of the ACT-IYM project

CharacteristicTotal
n=800
Male
n=360
Female
n=440
p Value*
Age (years)
 Mean±SD13.1 (0.6)13.1(0.6)13.1(0.6)NS
 Range11.8–14.911.8–14.911.7–14.7
Ethnicity n (%)NS
 European-Australian517(67.4)234 (68.4)283 (66.6)
 Indian17 (2.2)5 (1.5)12 (2.8)
 Chinese12 (2.6)5 (1.5)7 (1.6)
 Indigenous Australian21 (2.7)9 (2.6)12 (2.8)
 Other200 (26.1)89 (26.0)111 (26.1)
BMI
 Mean±SD20.4 (7.4)20.3 (10.4)20.5 (3.5)NS
Parents’ education (%)NS
 Less than year 1220.119.620.5
 Completed year 1224.222.725.4
 Completed tertiary55.757.754.1
Weight status (%)NS
 Normal weight73.473.073.7
 Overweight/obese26.627.026.3
  • Weight status defined according to WHO cut-off points.

  • *Difference between means for sexes, tested using t test or equality of distributions between males and females tested using Pearson's χ2 test, as appropriate.

  • BMI, Body Mass Index; NS, non-significant.