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Table 1 General characteristics of the different datasets

From: The gut microbiota of Colombians differs from that of Americans, Europeans and Asians

Dataset – Variable Lean Overweight Obese P
Colombia     
  Age (years) 33 ± 11 39 ± 9 43 ± 12 0.10
  Weight (kg) 62.2 ± 8.0 73.5 ± 7.2 90.1 ± 8.0 <0.0001
  Height (m) 1.655 ± 0.085 1.647 ± 0.070 1.663 ± 0.056 0.88
  BMI (kg/m2) 22.6 ± 1.7 27.1 ± 1.3 32.6 ± 2.3 <0.0001
  WC (cm) 78.5 ± 6.4 91.9 ± 7.4 107.8 ± 8.2 <0.0001
Europe     
  Age (years) 56 ± 9 56 ± 9 59 ± 6 0.78
  BMI (kg/m2) 22.5 ± 1.2 28.4 ± 0.8 32.8 ± 1.7 <0.0001
Japan     
  Age (years) 21 ± 1 33 NA <0.0001
  BMI (kg/m2) 20.3 ± 0.8 28.0 NA <0.0001
South Korea     
  Age (years) 43 ± 16 58 ± 13 NA 0.09
  BMI (kg/m2) 22.5 ± 1.2 28.5 ± 0.6 NA <0.0001
USA     
  Age (years) 26 ± 2 26 ± 3 26 ± 3 0.73
  BMI (kg/m2) 21.3 ± 1.0 28.3 ± 0.6 41.7 ± 7.8 <0.0001
  1. Data presented as average ± standard deviation; P-values from ANOVA testing differences among lean, overweight and obese subjects. WC = waist circumference; NA = not available.