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. Author manuscript; available in PMC: 2009 Aug 13.
Published in final edited form as: Obesity (Silver Spring). 2007 Apr;15(4):1004–1011. doi: 10.1038/oby.2007.599

Table 4.

Subject characteristics and the number of total and obese subjects in each age and sex group

Subject characteristics Boys (n = 148)
(mean ± SD)
Girls (n = 99)
(mean ± SD)
Age (yrs)* 7.1 ± 2.2 6.0 ± 1.9
Weight (kg)* 32.5 ± 13.5 25.0 ± 8.2
Height (cm)* 128.8 ± 14.4 120.5 ± 13.7
Waist (cm)* 60.1 ± 12.1 54.0 ± 6.9
Trunk fat-DXA (kg)* 4.6 ± 4.0 3.1 ± 2.3
Total fat-DXA (kg)* 9.6 ± 8.2 6.7 ± 4.8
% body fat 25.8 ± 12.3 25.2 ± 9.4
  Age Boys [total (obese)] Girls [total (obese)]
3 yrs   8 (1) 11 (0)
4 yrs 14 (4) 17 (4)
5 yrs 19 (1) 11 (2)
6 yrs 17 (2) 21 (2)
7 yrs 24 (3) 16 (2)
8 yrs 21 (8) 12 (3)
9 yrs 17 (9)   7 (1)
10 yrs 22 (4)   4 (0)
11 yrs   6 (2)   0 (0)
Total sample 148 (34) 99 (14)

SD, standard deviation.

*

Significant sex difference (p < 0.05) from t test.

The international cut-off points for obesity between 2 and 18 years of age were used to define obesity in the sample (23). Each age-sex cell presents the total number of subjects and the number of obese subjects (in parentheses).