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Table 1 Characteristics of children

From: Diet, physical activity, and adiposity in children in poor and rich neighbourhoods: a cross-sectional comparison

  School A School B Both
  N = 48 N = 112 N = 160
Child
Age y (mean, SD) 11.2, 2.0 8.2, 1.5 9.0, 2.1
Male (%, n) 47.9%, 23 48.2%, 54 48.1%, 77
Ethnicity
White (%, n) 73.0%, 33 77.5%, 79 76.2%, 112
Black (%, n) 8.9%, 4 1.0%, 1 3.4%, 5
Chinese (%, n) 0.0, 0 13.7%, 14 9.5%, 14
South Asian (%, n) 2.2%, 1 3.9%, 4 3.4%, 5
Other Asian (%, n) 6.7%, 3 2.0%, 2 3.4%, 5
Other (%, n) 8.9%, 4 2%, 2 4%, 6
Grade
Grade 1 (%, n) 2.1%, 1 24.7%, 22 16.8%, 23
Grade 2 (%, n) 6.3%, 3 21.4%, 19 16.1%, 22
Grade 3 (%, n) 8.3%, 4 21.4%, 19 16.8%, 23
Grade 4 (%, n) 2.1%, 1 22.5%, 20 15.3%, 21
Grade 5 (%, n) 14.6%, 7 10.1%, 9 11.7%, 16
Grade 6 (%, n) 12.5%, 6 0.0, 0.0 4.4%, 6
Grade 7 (%, n) 29.2%, 14 0.0, 0.0 10.2%, 14
Grade 8 (%, n) 25%, 12 0.0, 0.0 8.8%, 12
BMI z-scores (mean, SD) 0.65, 1.14 0.81, 0.71 0.75, 0.88