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Table 6 Descriptive data for female and male adolescents in HELENA study § #

From: Main characteristics and participation rate of European adolescents included in the HELENA study

  Female Male Total
n mean ± SD n mean ± SD n mean ± SD
Age (yr) 1829 15.0 ± 1.2 1659 15.0 ± 1.2 3488 15.0 ± 1.2
Height (cm) 1845 162.3ψ ± 6.8 1683 170.8 ± 9.4 3528 166.4 ± 9.1
Weight (kg) 1845 56.4ψ ± 10.1 1683 63.4 ± 14.3 3528 59.5 ± 12.7
BMI (kg/m 2) 1845 21.4 ± 3.5 1683 21.6 ± 3.9 3528 21.5 ± 3.7
Systolic blood pressure (mm Hg) 1813 117.3ψ ± 12.8 1631 127.1 ± 15.6 3444 122.0 ± 15.0
Diastolic blood pressure (mm Hg) 1813 69.2 ± 10.3 1631 68.7 ± 10.5 3444 69.0 ± 10.4
Tanner stage (1/2/3/4/5) (n) 0/46ψ/308/745ψ/542ψ 10/100/310/604/466/     
% 0/2.8ψ/18.8/45.4ψ/33.0ψ 7.0/6.70/20.8/40.5/31.3     
Overweight + obesity Φ(%) 19.5* 26.4     
Obesity (%) 3.8* 7.3     
  1. § adolescents were included in ten cities: Athens in Greece, Dortmund in Germany, Ghent in Belgium, Heraklion in Greece, Lille in France, Pecs in Hungary, Rome in Italy, Stockholm in Sweden, Vienna in Austria and Zaragoza in Spain. # Data collected from 2006 to 2007.
  2. ΦOverweight and obesity were defined uses IOTF cut off values [21].
  3. ψP < 0.05 for comparison between females and males (t-test and χ2).