Pattern Visual Evoked Potential Changes in Diabetic Patients without Retinopathy

Table 1

Baseline characteristics of the study group.

	Controls; ()	Group I; ()	Group II; ()	value
Gender
Male (%)	16 (61.5)	16 (61.5)	20 (62.5)	0.996
Female (%)	10 (38.5)	10 (38.5)	12 (37.5)
Age (years)
Mean ± SD	49.4 ± 4.7	51.9 ± 4.8	49.7 ± 7.6	†0.314
Median	50.0	50.0	51.5
Minimum	42.0	42.0	40.0
Maximum	60.0	59.0	60.0

Chi-square test was used. †Kruskal-Wallis test was used.