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Table 1 Summary characteristics of the study population by gender

From: Associations of out of school physical activity, sedentary lifestyle and socioeconomic status with weight status and adiposity of Cameroon children

Characteristics Boys
N = 262
Girls
N = 260
Age (years) 9.1 (5.0 – 12.0) 8.9 (9.0 – 12.0)
Weight (kg) 30.8 (16.4 – 64.5) 30.8 (17.8 – 59.8)
Height (cm) 133.0 (104.6 – 176.1) 132.4 (109.2 – 161.2)
BMI (kg/m2) 17.1 (13.2 – 26.3) 17.2 (11.6 – 29.5)
Triceps skinfold (mm) 7.6 (3.0 – 23.5)a 10.2 (3.0 – 24.5)a
Weight z-score 0.22 (−2.81 – 3.60) 0.16 (−3.30 – 3.76)
Height z-score −0.02 (−3.73 – 4.13) 0.05 (−3.91 – 6.19)
BMI z-score 0.39 (−2.20 – 2.88)b 0.20 (−3.62 – 3.61)b
BMI categories
 Severe thinness 0 (0.0) 2 (0.8)
 Thinness 1 (0.4) 3 (1.2)
 Normal weight 211 (80.5) 211 (81.2)
 Overweight 45 (17.2) 33 (12.7)
 Obese 5 (1.9) 11 (4.2)
Type of school
 Public 125 (47.7) 129 (49.6)
 Private 137 (52.3) 131 (50.4)
Area of residence
 Urban 182 (69.5) 182 (70.0)
 Rural 80 (30.5) 78 (30.0)
  1. Values = mean (min – max) for continuous variables and n (%) for categorized variables
  2. a p < 0.001, b p < 0.05. BMI categories were defined using WHO criteria [33]