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Table 1 Detailed results on the association between the severity of DR and years since diagnosis of DM.

From: Risk factors associated with diabetic retinopathy in patients with diabetes mellitus type 2

  Duration of DM
Diabetic Retinopathy stage 0-5 years 5-10 years 10-15 years 15-20 years >20 years
  n = 18 n = 10 n = 18 n = 26 n = 48
Without findings 88.9% (16/18) 40% (4/10) 16.7% (3/18)   
Mild Non-Proliferative DR 11.1% (2/18) 40% (4/10) 27.8% (5/18)   6.3% (3/48)
Moderate Non-proliferative DR   20% (2/10) 22.2% (4/18) 11.5% (3/26) 22.9% (11/48)
Severe Non-proliferative DR    22.2% (4/18) 65.4% (17/26) 25.0% (12/48)
Proliferative DR    11.1% (2/18) 23.1% (6/26) 45.8% (22/48)