Table 1.

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

	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)