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Table 1 Participant characteristics by site and sex – mean ± SD

From: A mixed ecologic-cohort comparison of physical activity & weight among young adults from five populations of African origin

  Ghana South Africa Jamaica Seychelles United States
  Men
Sample size 207 236 249 230 245
Age (y) 34.6 ± 6.7 33.7 ± 5.6 34.0 ± 5.9 36.5 ± 5.1 35.6 ± 6.2
Weight (kg) 63.6 ± 9.1 65.6 ± 13.6 73.1 ± 15.0 80.1 ± 16.0 92.8 ± 24.8
Height (cm) 169.0 ± 6.6 170.9 ± 6.3 176.0 ± 6.7 173.9 ± 6.2 176.6 ± 6.6
Body Mass Index (kg/m2) 22.2 ± 2.7 22.4 ± 4.3 23.6 ± 4.5 26.5 ± 4.9 29.7 ± 7.5
Waist Circumference (cm) 77.1 ± 10.5 80.9 ± 11.5 80.3 ± 12.1 89.4 ± 11.8 97.1 ± 21.5
Hip Circumference (cm) 91.8 ± 10.9 94.6 ± 8.4 95.1 ± 9.3 102.8 ± 9.6 109.2 ± 15.9
Fat Mass (kg) 10.6 ± 5.3 15.0 ± 8.3 15.7 ± 9.2 20.6 ± 10.0 29.5 ± 16.6
Body Fat (%) 16.0 ± 6.0 21.7 ± 6.9 20.1 ± 7.4 24.5 ± 7.8 29.7 ± 9.0
Overweight, BMI ≥25 < 30 (%) 13.5 14.8 20.1 37.4 30.6
Obesity, BMI ≥30 (%) 1.4 5.5 9.6 20.9 40.4
Education (y) 9.2 ± 3.8 9.5 ± 2.6 10.6 ± 2.1 13.1 ± 2.4 12.7 ± 1.6
Employed (%) 98.6 91.4 90.8 97.8 85.2
Manual Laborer (%) 60.9 90.4 61.8 54.4 67.1
  Women
Sample size 293 268 251 270 257
Age (y) 34.0 ± 6.6 33.1 ± 6.0 34.7 ± 6.2 35.8 ± 6.0 35.0 ± 6.3
Weight (kg) 63.6 ± 13.1 82.0 ± 22.3 78.5 ± 18.6 72.1 ± 17.3 91.7 ± 24.4
Height (cm) 158.0 ± 5.7 160.1 ± 6.3 163.2 ± 6.6 161.4 ± 6.5 164.0 ± 6.2
Body Mass Index (kg/m2) 25.5 ± 5.2 31.9 ± 8.2 29.5 ± 6.7 27.6 ± 6.2 34.1 ± 8.8
Waist Circumference (cm) 84.2 ± 12.5 96.9 ± 16.6 92.0 ± 13.8 87.9 ± 12.4 101.9 ± 19.6
Hip Circumference (cm) 100.2 ± 13.2 114.2 ± 15.6 107.9 ± 11.6 104.4 ± 12.4 117.0 ± 16.0
Fat Mass (kg) 22.8 ± 8.5 36.8 ± 14.8 32.1 ± 12.1 28.1 ± 11.2 42.3 ± 16.4
Body Fat (%) 34.8 ± 6.1 43.4 ± 6.6 39.7 ± 6.1 37.8 ± 6.7 44.6 ± 6.5
Overweight, BMI ≥25 < 30 (%) 32.4 22.4 26.7 30.0 21.4
Obesity, BMI ≥30 (%) 15.7 55.6 45.4 31.1 63.8
Education (y) 7.5 ± 4.1 10.0 ± 2.1 10.7 ± 2.0 13.0 ± ±2.5 13.8 ± 2.6
Employed (%) 89.4 81.7 72.1 95.6 83.7
Manual Laborer (%) 90.4 89.3 68.8 26.4 28.9
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