Table 1—

Demographic data in 1999 at 18-year follow-up in groups according to tertiles of mean HbA1c over 18 years

HbA1c ≤7.8%HbA1c >7.8 and <8.4%HbA1c ≥8.4%
n131115
Sex distribution: men/women6/78/39/6
Age (range)43 (35–53)42.5 (36–58)43 (38–53)
Duration of diabetes (years)29.5 ± 3.528.4 ± 3.632 ± 5
HbA1c over 18 years (%)7.3 ± 0.48.1 ± 0.19.1 ± 0.9
HbA1c (%)8.0 ± 0.88.6 ± 1.09.4 ± 1.5
Systolic blood pressure (mmHg)128 ± 12133 ± 21126 ± 11
Diastolic blood pressure (mmHg)79 ± 1185 ± 977 ± 8
BMI (kg/m2)22 ± 223 ± 223 ± 6
Total cholesterol (mmol/l)5.4 ± 0.85.2 ± 0.55.4 ± 0.7
LDL cholesterol (mmol/l)3.1 ± 0.93.1 ± 0.63.2 ± 0.8
HDL cholesterol (mmol/l)2.0 ± 0.31.7 ± 0.31.6 ± 0.4
Triglycerides (mmol/l)0.7 ± 0.21.0 ± 0.31.4 ± 1.6
Total cholesterol/HDL cholesterol ratio2.8 ± 0.73.2 ± 0.73.5 ± 1.0
Microalbuminuria013
Overt nephropathy002
Current smokers066
Patients on antihypertensive treatment223
Patients on lipid-lowering medication005
  • Data are means ± 1 SD.