BglII

Normal individuals
Genotype (n/%)

Diabetic patients with diabetic retinopathy

p value

OR (95% CI)

+/-
+/+

33/61.1
3/5.6

67/44.1
29/19.1

0.0111*

4.76 (1.35, 16.78)

-/-
+/+

18/33.3
3/5.6

56/36.8
29/19.1

0.1106

3.11 (0.85, 11.42)

+/-
-/-

33/61.1
18/33.3

67/44.1
56/36.8

0.2411

1.53 (0.78, 3.01)

*Statistically significant ≤ 0.05
Table 4: Effect of allele dose on association of BglII genotypes with susceptibility to diabetic retinopathy.