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Table 1 Body mass index reference for screening overweight and obesity in Chinese school-age children

From: Effectiveness of a school-based physical activity intervention on obesity in school children: a nonrandomized controlled trial

Age (years) Boys Girls
  Overweight Obesity Overweight Obesity
7- 17.4 19.2 17.2 18.9
8- 18.1 20.3 18.1 19.9
9- 18.9 21.4 19.0 21.0
10- 19.6 22.5 20.0 22.1
11- 20.3 23.6 21.1 23.3
12- 21.0 24.7 21.9 24.5
13- 21.9 25.7 22.6 25.6
14- 22.6 26.4 23.0 26.3
15- 23.1 26.9 23.4 26.9
16- 23.5 27.4 23.7 27.4
17- 23.8 27.8 23.8 27.7
18 24.0 28.0 24.0 28.0