Table 2—

Characteristics of the population with type 2 diabetes, according to retinopathy status: the AusDiab study

RetinopathyNo retinopathyP
n96607
Age (years)65 ± 1162 ± 120.016
Male (%)45510.241
Fasting plasma glucose (mmol/l)10.2 ± 4.57.9 ± 2.4<0.001
HbA1c (%)7.4 (5.9–8.5)6.0 (5.6–6.8)<0.001
Known diabetes (%)7643<0.001
Duration of diabetes (years)*7 (0–15)0 (0–4)<0.001
On insulin or tablets (%)82650.004
BMI (kg/m2)30.3 ± 5.630.2 ± 6.10.984
Cholesterol (mmol/l)5.5 ± 1.05.7 ± 1.00.115
Triglycerides (mmol/l)1.8 (1.3–2.6)1.9 (1.3–2.7)0.572
Current smoker (%)1190.574
Hypertension (%)72660.288
SBP (mmHg)148 ± 24140 ± 18<0.001
DBP (mmHg)78 ± 1079 ± 100.415
C-peptide (ng/ml)3.2 ± 1.73.8 ± 1.70.001
Urinary albumin:creatinine ratio (mg/mmol)1.72 (0.8–6.3)0.97 (0.6–2.3)<0.001
  • Data are mean ± SD or median (interquartile range).

  • *

    * Newly diagnosed participants given duration of zero. DBP, diastolic blood pressure.