Table 1

Demographics and clinical characteristics of study participants

CharacteristicsAllNon-DRDRP value
No. of subjects (%)13251115 (84.2)210 (15.8)
Male, n (%)764 (57.7%)659 (59.1%)105 (50.0%)0.014
Mean age, year63.8±7.763.9±7.663.0±8.50.1141
Duration, year8.8±7.08.0±6.712.6±7.4<0.001
HbA1c, %7.0±1.56.7±1.38.1±1.8<0.001
BMI, kg/m224.6±3.424.7±3.424.3±3.20.1282
Systolic blood pressure, mm Hg134.8±19.0134.1±18.8138.8±19.50.001
Diastolic blood pressure, mm Hg70.7±10.270.7±10.170.7±10.80.9481
Total cholesterol, mmol/L4.8±1.04.8±1.04.8±1.10.4804
Serum creatinine, μmol/L71.3±21.170.0±19.278.5±28.5<0.001
HDL-C, mmol/L1.3±0.41.3±0.41.3±0.40.772
LDL-C, mmol/L3.1±0.93.1±0.93.1±1.00.7648
Triglycerides, mmol/L2.3±1.72.3±1.72.3±1.80.8443
BCVA0.2±0.10.2±0.10.2±0.10.0009
IOP, mm Hg16.2±2.816.2±2.816.0±2.90.3934
Central corneal thickness, mm546.7±31.2546.2±31.1549.6±32.00.1559
AL, mm23.4±0.923.4±0.923.3±0.80.092
Corneal curvature, D44.2±1.544.2±1.544.3±1.40.4345
Cornea diameter, mm11.6±0.411.6±0.411.6±0.40.2217
LT, mm4.7±0.34.7±0.34.8±0.40.022
  • All data presented as mean±SD unless otherwise indicated.

  • Bold indicates statistical significance.

  • AL, axial length; BCVA, best corrected visual acuity; BMI, body mass index; D, diopter; DR, diabetic retinopathy; HDL-C, high-density lipoprotein cholesterol; IOP, intraocular pressure; LDL-C, low-density lipoprotein cholesterol; LT, lens thickness.