Erratum to “Prevalence of Selected Eye Diseases Using Data Harvested from Ophthalmic Checkup Examination of a Cohort of Two Thousand Middle Eastern and North African Subjects”

Table 2

Prevalence of different stages of diabetic retinopathy (DR) in diabetic patients and mean duration of diabetes.

	Egypt (number  =  67)	Sudan (number  =  86)	Yemen (number  =  56)
No DR	25 (37.3%)	63 (73.3%)	7 (12.5%)
Duration of DM (years)	9.4  ±  6.6	10.2  ±  7.3	9.1  ±  4.8
NPDR	30 (44.8%)	15 (17.4%)	32 (57.1%)
Duration of DM (years)	14.7  ±  7.8	15.9  ±  5.9	14.5  ±  7.1
PDR	8 (11.9%)	5 (5.8%)	11 (19.6%)
Duration of DM (years)	19.2  ±  3.3	18.6  ±  2.5	18.1  ±  3.4
Advanced DR	4 (6%)	3 (3.5%)	6 (10.7%)
Duration of DM (years)	25.3  ±  3.5	22.5  ±  2.5	23.5  ±  4.9