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Table 1 Demographic characteristics of normal subjects and subtypes of diabetic retinopathy (N = 188)

From: Quantitative assessment of vascular density in diabetic retinopathy subtypes with optical coherence tomography angiography

Groups NL
(40 eyes)
(M ± SD)
NDR (39eyes)
(M ± SD)
NPDR (64eyes)
(M ± SD)
PDR (45eyes)
(M ± SD)
P-value
Age (Y) 50 ± 0.72 59.28 ± 1.02 58.31 ± 1.14 59.03 ± 1.68 0.003
(%) OD 20 (50) 19 (48.7) 33 (51.6) 25 (55.6) 0.929
Sex-male (%) 24 (60) 15 (38.5) 25 (39.1) 20 (44.4) 0.156
BCVA (decimal) 0.93 ± 0.01 0.84 ± 0.02 0.65 ± 0.02 0.62 ± 0.04 < 0.001
The last FBS (mg/dl) 158.46 ± 5.72 189.78 ± 8.38 202.12 ± 7.30 < 0.001
Duration of diabetes mellitus (Y) 12.38 ± 1.02 12.96 ± 0.78 16.54 ± 1.1 < 0.001
Hypertension number (%) 2 (5%) 16 (41%) 27 (42%) 17 (51.5%) < 0.001
Hyperlipidemia number (%) 0 (5%) 15 (38.5%) 32 (50%) 16 48.5%) < 0.001
  1. **BCVA Best corrected visual acuity, DME Diabetic macular edema, FBS Fasting blood sugar, NDR No diabetic retinopathy, NL Normal, NPDR Nonproliferative diabetic retinopathy, PDR Proliferative diabetic retinopathy
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