Table 1

- Type and prevalence of diabetic retinopathy among study participants (N=428).

Retinopathy typeLow-risk (HbA1c ≤7) n=327 (76.4)High-risk (HbA1c ≥9) n=101 (23.6)P-value
DR
No255(77.9)12(11.9)<0.001
Yes72(22.1)89(88.1)
NPDR
Mild34(47.2)44(49.4)0.129
Moderate26(36.1)17(19.1)
Severe8(11.1)13(14.6)
PDR
No68(94.4)74(83.1)0.340
Yes4(5.6)15(16.9)
MO
No311(95.1)85(84.1)<0.001
Yes16(4.9)16(15.8)
CSMO
No325(99.4)93(92.1)<0.001
Yes2(0.6)8(7.9)
  • Values are presented as numbers and percentages (%). HbA1c: hemoglobin A1c, DR: diabetic retinopathy, NPDR: non-proliferative DR, PDR: proliferative DR, MO: macular oedema, CSMO: clinically significant MO