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Table 2 Descriptive characteristics of participating children

From: Correlates of objectively measured overweight/obesity and physical activity in Kenyan school children: results from ISCOLE-Kenya

  Mean (SD) or n(%)
Individual Factors  
Sex  
   Boys 262 (46.5%)
   Girls 301 (53.5%)
Waist Circumference (cm)  
   1st tertile (range: 47.85 – 58.30) 55.5 (1.9)
   2nd tertile (range: 58.35 – 62.95) 60.5 (1.4)
   3rd tertile (range: 63.00 – 108.10) 70.8 (7.9)
Mid Upper Arm Circumference (cm)  
   1st tertile (range: 14.65 – 18.80) 17.4 (0.9)
   2nd tertile (range: 18.85 – 21.20) 19.9 (0.7)
   3rd tertile (range: 21.25 – 36.15) 24.5 (3.1)
BMI Categories (WHO Cut-Points)  
   Underweight 21 (3.7%)
   Healthy weight 425 (75.5%)
   Overweight 81 (14.4%)
   Obese 36 (6.4%)
Transport to School  
   Active (Walking, bicycle, roller blade, skate board) 245 (45.7%)
   Motorised (Bus, van, car) 291 (54.3%)
Mean (minutes) in Various Activity Intensities  
   Daily minutes of Sedentary 397.8 (71.5)
   Weekday minutes of Sedentary 419.5 (82.7)
   Weekend day minutes of Sedentary 349.4 (94.9)
   Daily minutes of Light 463.1 (69.8)
   Daily minutes of Moderate 31.5 (20.2)
   Daily minutes of Vigorous 4.0 (4.3)
   Daily minutes of MVPA 35.4 (23.2)
   Weekday minutes of MVPA 36.1 (24.2)
   Weekend day minutes of MVPA 34.2 (28.7)
 Met MVPA Guidelines (Mean of ≥ 60 minutes of daily MVPA) 71 (12.6%)
 Mean (minutes) of Sleep Duration 516.4 (55.0)
Parental Factors  
Maternal Education Level  
   Primary or less 91 (16.3%)
   High school or less 163 (29.2%)
   Diploma/Higher Diploma/Degree 237 (42.5%)
   Graduate/Professional Degree 67 (12.0%)
Paternal Education Level  
   Primary or less 43 (8.4%)
   High school or less 159 (31.1%)
   Diploma/Higher Diploma/Degree 197 (38.6%)
   Graduate/Professional Degree 112 (21.9%)
Maternal BMI (kg/m 2 )  
   Underweight (<18.50) 157 (27.9%)
   Healthy weight (18.50 – 24.99) 128 (22.7%)
   Overweight (25.00 – 29.99) 135 (24.0%)
   Obese (≥30.0) 143 (25.4%)
Paternal BMI (kg/m 2 )  
   Underweight (<18.50) 206 (36.6%)
   Healthy weight (18.50 – 24.99) 142 (25.2%)
   Overweight (25.00 – 29.99) 149 (26.5%)
   Obese (≥30.0) 66 (11.7%)
Household Environment Factors  
Total Annual Household Income (Kshs)  
   Low SES (<466,728) 264 (48.6%)
   Mid SES (466,728 – 1,799,999) 177 (32.6%)
   High SES (>1,800,000) 102 (18.8%)
Neighbourhood Environment Factors  
   Trust (People in my neighbourhood can be trusted) -% that somewhat agree/strongly agree 301 (54.5%)
   Getting Around (There are shops/stores/markets and place to buy things that I need within easy walking distance) -% that somewhat agree/strongly agree 467 (85.2%)
   High crime rate -% that somewhat agree/strongly agree 232 (42.5%)
School Environment Factors  
Participation by Type of School  
   Public 295 (52.4%)
   Private 268 (47.6%)
 Participants in schools with written policies (underdevelopment or existing) or practices on Physical Activity 529 (94.0%)
 Participants in schools with written policies (underdevelopment or existing) or practices on Healthy Eating 475 (84.4%)
  1. Acronyms: WHO (World Health Organisation); MVPA (moderate-to-vigorous physical activity); BMI (body mass index); SES (socioeconomic status); Kshs (Kenya shillings).