Table 1

Baseline characteristics of subjects according to quartiles of fasting glucose variability assessed by VIM (FPG-VIM)

NTotalP valueP for trend
Q1Q2Q3Q4
41 01541 01141 01241 015
Age (years)30.82±3.1430.77±3.1030.73±3.0830.66±3.08<0.001<0.001
Body mass index (kg/m2)20.55±2.5520.62±2.6020.66±2.6420.71±2.69<0.001<0.001
Body weight (kg)53.68±7.2453.83±7.3853.90±7.5253.88±7.62<0.001<0.001
Systolic blood pressure (mm Hg)109.18±10.48109.52±10.56109.71±10.47110.22±10.54<0.001<0.001
Diastolic blood pressure (mm Hg)68.67±7.8868.96±7.9669.11±7.8969.48±7.95<0.001<0.001
Total cholesterol (mg/dL)176.83±28.03176.94±28.47176.96±28.70176.72±29.050.6250.631
Fasting glucose (mg/dL)86.05±6.0585.03±6.6485.77±7.4184.62±9.20<0.001<0.001
Mean FPG (mg/dL)85.96±2.6885.87±5.5985.67±5.5985.67±7.10<0.001<0.001
FPG variability (VIM)2.85±0.965.25±0.597.48±0.7412.32±4.05<0.001<0.001
Alcohol consumption (%)1032 (2.52)1127 (2.75)1266 (3.09)1334 (3.25)<0.001<0.001
Current smoker (%)2074 (5.06)2244 (5.47)2344 (5.72)2491 (6.07)<0.001<0.001
Regular exercise (%)744 (1.81)749 (1.83)803 (1.96)829 (2.02)0.0800.013
Family history of diabetes (%)30 607 (74.62)31 799 (77.54)32 698 (79.73)33 118 (80.75)<0.001<0.001
  • Data are expressed as the means±SD or n (%).

  • FPG, fasting plasma glucose; VIM, variability independent of the mean.