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Table 1 Basic characteristics of the three groups in the study

From: Lipidomic profiling reveals distinct differences in plasma lipid composition in overweight or obese adolescent students

Variables Control (n = 30) Overweight (n = 26) Obese (n = 34) P value b Obese vs Overweight c Obese vs Control c Overweight vs Control c
Sex (female %), no. (%) a 18 (60.00) 16 (53.33) 14 (46.67) 0.594
Age, year 12.50 ± 0.51 12.73 ± 0.45 12.77 ± 0.47 0.058 0.958 0.072 0.132
BMI, Kg/m2 17.49 ± 1.41 23.76 ± 1.00 29.89 ± 3.17 < 0.0001 < 0.0001 < 0.0001 < 0.0001
SBP, mmHg 111.93 ± 9.77 120.27 ± 7.18 123.13 ± 6.23 < 0.0001 < 0.0001 < 0.0001 0.339
DBP, mmHg 68.13 ± 6.77 68.73 ± 4.68 70.07 ± 7.10 0.477 0.69 0.46 0.927
TG, mmol/L 0.88 ± 0.36 1.08 ± 0.67 1.12 ± 0.61 0.207 0.964 0.225 0.342
CHO, mmol/L 4.16 ± 0.76 4.03 ± 0.80 4.34 ± 0.77 0.297 0.268 0.631 0.796
HDL, mmol/L 1.39 ± 0.29 1.24 ± 0.22 1.22 ± 0.20 0.015 0.885 0.018 0.061
LDL, mmol/L 2.32 ± 0.53 2.35 ± 0.61 2.71 ± 0.66 0.031 0.069 0.048 0.987
Waist-hip ratio 0.79 ± 0.03 0.85 ± 0.04 0.91 ± 0.05 < 0.0001 < 0.0001 < 0.0001 < 0.0001
FBG, mmol/L 5.52 ± 0.37 5.56 ± 0.42 5.60 ± 0.42 0.740 0.907 0.718 0.933
Fat mass, Kg 9.00 ± 3.33 19.70 ± 4.05 28.82 ± 6.96 < 0.0001 < 0.0001 < 0.0001 < 0.0001
Body fat percent, % 19.86 ± 6.06 31.63 ± 5.44 38.00 ± 6.60 < 0.0001 < 0.0001 < 0.0001 < 0.0001
Visceral fat area, cm2 38.78 ± 14.26 88.76 ± 24.86 138.81 ± 39.78 < 0.0001 < 0.0001 < 0.0001 < 0.0001
  1. Values are given as mean ± SD or number of individuals (%). BMI Body mass index, SBP systolic pressure, DBP Diastolic pressure, TG Triglyceride, CHO Cholesterol, HDL High density lipoprotein, LDL Low density lipoprotein, FBG Fast blood glucose
  2. aP value of chi-square test.
  3. bP value of Kruskal–Wallis test.
  4. cP-value of Dunn’s post hoc test.