Table 1.

Demographics characteristics of non-referable and referable DR subjects from the testing dataset at UIC.

	Non-referable DR	Referable DR
Number of subjects	750	500
Sex (male/female)	458/292	360/140
Age (mean ± SD)	50.36 ± 10.64	56.37 ± 11.84
Age range	28–73	32–78
Duration of disease (years)	14.23 ± 10.22	19.32 ± 12.94
Diabetes type	Type II	Type II
Insulin dependent(Y/N)	117/633	389/111
HbA1C, %	6.6 ± 4.1	8.1 ± 3.2
HTN prevalence, %	69	81

DR diabetic retinopathy, SD standard deviation, HbA1C glycated hemoglobin, HTN hypertension.