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Table 1 Descriptive characteristics of study participants

From: Comparison of the gut microbiota composition between obese and non-obese individuals in a Japanese population, as analyzed by terminal restriction fragment length polymorphism and next-generation sequencing

  Non-obese (BMI <20 kg/m2) Obese (BMI ≥25 kg/m2) P valueb
  n = 23 n = 33  
Age 45.6 ± 9.6a 54.4 ± 8.2 0.001
Gender, M; n (%) 11 (47.8) 20 (60.6) 0.417
BMI (kg/m2) 18.6 ± 1.2 27.8 ± 2.5  
Constipation; yes, n (%) 6 (26.1) 10 (30.3) 0.766
Alcohol intake; yes, n (%) 13 (56.5) 13 (39.4) 0.412
Smoking; yes, n (%) 5 (21.7) 7 (21.2) 1.000
Laboratory data    
HbA1c (JDS; %) 5.2 ± 0.4 5.7 ± 1.0 0.015
Total cholesterol (mg/dl) 192.7 ± 38.1 200.6 ± 52.4 0.464
Triglyceride (mg/dl) 78.4 ± 26.6 159.0 ± 108.1 <0.001
HDL-cholesterol (mg/dl) 78.4 ± 26.6 55.3 ± 14.4 0.001
AST (IU/l) 17.8 ± 6.5 23.7 ± 9.1 0.022
ALT (IU/l) 13.6 ± 5.8 33.4 ± 18.9 <0.001
  1. ALT alanine aminotransferase, AST aspartate aminotransferase, BMI body mass index, HDL high-density lipoprotein, JDS Japan diabetes society
  2. aMean ± SD
  3. bP values are based on two-sample t-test for continuous variables and Fisher’s exact test for categorical variables