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Table 1 Descriptive statistics of sample characteristics

From: Is adolescent body mass index and waist circumference associated with the food environments surrounding schools and homes? A longitudinal analysis

  Mean Standard deviation
Year 7
 BMI (kg/m2) 19.09 3.40
 BMI SDS 0.40 1.19
 WC (cm) 66.58 9.07
 WC SDS 0.82 1.23
 Age 11.59 0.30
 Male (proportion) 0.48 0.50
 None-White (proportion) 0.23 0.42
 Home deprivation Score 0.26 0.22
 School deprivation score 0.22 0.03
Year 9
 BMI (kg/m2) 20.48 3.76
 BMI SDS 0.33 1.19
 WC (cm) 73.95 10.47
 WC SDS 1.17 1.24
 Age 13.94 0.31
 Male (proportion) 0.48 0.50
 None-White (proportion) 0.23 0.42
 Home deprivation Score 0.26 0.22
 School deprivation score 0.22 0.05
Year 11
 BMI (kg/m2) 21.32 3.56
 BMI SDS 0.22 1.17
 WC (cm) 78.61 9.08
 WC SDS 1.40 1.13
 Age 15.92 0.31
 Male (proportion) 0.49 0.50
 None-White (proportion) 0.23 0.42
 Home deprivation Score 0.26 0.22
 School deprivation score 0.23 0.03
  1. NB. BMI body mass index, SDS standardised, WC waist circumference