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Table 1 Mean and standard deviation of weight, height, and body mass index (BMI) among study participants

From: Association between bisphenol A exposure and body mass index in Chinese school children: a cross-sectional study

Group No. (%) Weight (kg) Height (m) BMI (kg/m2)
All 259 (100.0) 47.4 ± 16.5 1.47 ± 0.13 21.3 ± 4.6
Age (years)     
  8-9 64 (24.7) 32.5 ± 9.3 1.31 ± 0.06 18.7 ± 4.0
  10-11 80 (30.9) 43.6 ± 11.2 1.45 ± 0.08 20.5 ± 3.7
  12-13 75 (29.0) 54.6 ± 14.9 1.55 ± 0.09 22.3 ± 4.4
  14-15 40 (15.4) 65.6 ± 12.9 1.62 ± 0.07 25.0 ± 4.6
Sex     
  Female 129 (49.8) 47.3 ± 15.1 1.48 ± 0.12 21.1 ± 4.3
  Male 130 (50.2) 47.6 ± 17.9 1.46 ± 0.14 21.4 ± 4.9
BMI     
  Normal weight 124 (47.9) 36.7 ± 10.9 1.44 ± 0.14 17.4 ± 2.1
  Overweight 53 (20.4) 52.8 ± 12.5 1.50 ± 0.13 23.0 ± 1.9
  Obesity 82 (31.7) 60.1 ± 15.3 1.50 ± 0.12 26.0 ± 3.2