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Published online 2013 Nov 19. doi:  10.1186/1471-2431-13-191

Table 1

Cohort characteristics for male and females across all 12 schools

 Male (n = 1126)Female (n = 1827)
Age (years), median (IQR)
17 (15–18)
17 (16–18)
Height (cm), mean (SD)
177.8 (10.1)
167.2 (6.9)
Weight (kg), mean (SD)
67.2 (13.8)
58.8 (11.2)
BMI (kg/m2), median (IQR)
 
 
   14.0-18.9
256 (22.7%)
483 (26.5%)
   18.9-20.7
265 (23.5%)
475 (26.0%)
   20.7-22.6
304 (27.0%)
433 (23.7%)
   22.6-40.3
301 (26.8%)
435 (23.8%)
Sports participation per week (IQR)3 (0–4)2 (0–3)
IQR = Interquartile Range.