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Table 1 Clinical and biochemical characteristics of the study subjects

From: Neck circumference as a measure of neck fat and abdominal visceral fat in Chinese adults

  Abdomen CT participants Neck CT participants
Male Female P -value Male Female P -value
n 87 90   15 15 1
Age (years) 58.7 ± 9.3 58.8 ± 10.5 0.449 50 50 1
Metabolic parameters      
 SBP (mmHg) 138.7(100,200) 132.7(90,190) 0.159 133(122,180) 125(100,155) 0.166
 DBP (mmHg) 84.5(60,120) 80.9(60,110) 0.102 85(70,110) 79(65,95) 0.112
 BG (mmol/l) 5.4(4.8,7.1) 5.2(4.5,6.9) 0.426 --- --- ---
 TG (mmol/l) 1.65(0.38,8.1) 1.34(0.53,4.75) 0.359 --- --- ---
 CHO (mmol/l) 4.86(1.32,8.01) 5.38(0.8,9.35) 0.033 --- --- ---
 VLDL (mmol/l) 0.79 ± 0.62 0.65(0.12,2.16) 0.217 --- --- ---
 LDL (mmol/l) 2.92 (0.32,6.17) 3.24(0.49,6.65) 0.083 --- --- ---
 HDL (mmol/l) 1.23(0.51,5.17) 1.30(0.12,4.71) 0.495 --- --- ---
Body composition parameters      
 BMI (kg/m2) 25.7 ± 3.8 25.0 ± 3.7 0.265 26.2 ± 0.5 26.2 ± 0.6 0.971
 WC (cm) 95.3(71,120) 91.3(64,112) 0.003 95.1 ± 4.3 90.2 ± 3.9 0.003
 WHR 0.96 ± 0.06 0.92 ± 0.06 0.000 0.93 ± 0.05 0.89 ± 0.04 0.612
 WHtR 0.56 ± 0.06 0.57 ± 0.06 0.164 0.54 ± 0.08 0.57 ± 0.05 0.386
 NC (cm) 39.0 (31.5,47) 35.0(30,45) 0.006 40(38,45) 35(33,39) 0.001*
 SAD (cm) 22.4(15.7,32.2) 20.8(14.7,26.3) 0.000 21.1(18,26.9) 19.0(16.5,21.5) 0.002*
CT image       
 SAT area (cm2) 156.6 ± 62.0 196.7 ± 73.6 0.000 170.5 ± 26.7 225.3 ± 41.2 0.000
 VAT area (cm2) 123.7 ± 55.1 104.5 ± 45.4 0.012 173.7 ± 47.9 119.6 ± 27.0 0.001
 TAT area (cm2) 280.3 ± 107.1 301.1 ± 104.1 0.191 344.2 ± 60.7 344.9 ± 43.0 0.969
 VS ratio 1.1(0.32,2.61) 1.2(0.19,4.69) 0.268 1.0 ± 0.3 0.6 ± 0.2 0.000
 Neck adipose area (cm2) --- --- --- 26.4 ± 7.8 34.1 ± 5.5 0.004
  1. Values are expressed as means (medians) ± SDs (range), *P value refers difference between male and female.
  2. SBP: systolic blood pressure; DBP, diastolic blood; BG: blood glucose; TG: triglycerides; CHO: Total cholesterol; VLDL: very low density lipoprotein; LDL: low density lipoprotein; HDL: High density lipoprotein; BMI: body mass index; WC: waist circumference; WHR: Waist to hip ratio; WHtR: Waist to height ratio; NC: neck circumference; SAD: sagittal abdominal diameter; SAT: subcutaneous adipose tissue; VAT: visceral adipose tissue; TAT: total adipose tissue; VS ratio: visceral to subcutaneous adipose ratio.