National Eye Institute Visual Function Scale in Type 2 Diabetes Patients

Table 4

Ophthalmologic findings of patients according to stages.

		Stage 0	Stage 1	Stage 2	Stage 3	Stage 4
Snellen		0.95 ± 0.10	0.95 ± 0.08	0.80 ± 0.24	0.66 ± 0.28	0.59 ± 0.29	0.0001
ETDRS		55.75 ± 6.59	53.64 ± 6.39	47.84 ± 9.93	42.64 ± 12.81	37.70 ± 17.32	0.0001
Near vision		0.99 ± 0.02	1 ± 0	0.87 ± 0.25	0.86 ± 0.26	0.74 ± 0.32	0.0001
IOP		14.72 ± 2.33	14.50 ± 3.73	15.11 ± 2.08	14.21 ± 2.29	14.62 ± 2.23	0.77
Cataract	Operation ()	4	6	4	2	12
CSME	CSCat − ()	56	22	16	22	24	0.01
	CSCat + ()	5	6	6	4	12
	Present ()	0	4	11	12	22	0.000
	Absent ()	65	30	15	16	26

Near vision: near vision acuity; IOP: intraocular pressure; CSCat: clinically significant cataract (+: present −: not present).
CSME: clinically significant macular edema; one-way ANOVA; -test.