TABLE 1

General characteristics of genotyped participants at study baseline by type 2 diabetes status

All participantsSubjects without type 2 diabetesIncident case subjects with type 2 diabetesPrevalent cases with type 2 diabetes
n6,5445,221601686
Age (years)69.5 ± 0.1169.0 ± 0.1368.2 ± 0.32*73.6 ± 0.35
Men (%)40.740.444.339.8
BMI (kg/m2)26.3 ± 0.0526.0 ± 0.0528.0 ± 0.1526.8 ± 0.15
Waist circumference (cm)90.5 ± 0.1489.6 ± 0.1694.7 ± 0.4593.8 ± 0.46
Systolic blood pressure (mmHg)139.3 ± 0.3137.9 ± 0.31143.5 ± 0.85146.8 ± 0.93
Diastolic blood pressure (mmHg)73.7 ± 0.173.6 ± 0.275.5 ± 0.573.1 ± 0.5
Hypertension (%)33.430.546.952.9
Total cholesterol (mmol/l)6.6 ± 0.026.6 ± 0.026.6 ± 0.056.5 ± 0.05
HDL cholesterol (mmol/l)1.34 ± 0.0051.37 ± 0.0051.25 ± 0.011.25 ± 0.01
Current smoking (%)22.122.525.522.1
Former smoking (%)40.742.042.839.0
  • Continuous variables are expressed as means ± SE. Type 2 diabetes status was missing for 36 individuals.

  • *

    * P < 0.05,

  • P < 0.001 for comparison with subjects without type 2 diabetes. Comparisons between groups were performed using ANOVA for continuous variables and χ2 test for categorical variables.