Research Article

Serum and Vitreous Concentrations of Omentin-1 in Diabetic Retinopathy

Table 2

Serum and vitreous omentin-1 levels in controls, diabetic patients without DR, NPDR patients, and PDR patients.

Omentin-1 (ng/mL)Controls ()Without DR ()NPDR ()PDR () value

Serum208.31 (164.20–251.20)184.41 (142.50–206.14)166.97 (132.96–199.21)139.96 (119.28–157.87)<0.001
Vitreous96.00 (75.24–112.64)81.46 (67.84–96.39)64.28 (53.08–74.45)50.36 (39.91–57.73)<0.001
Serum/vitreous ratio1.99 (1.72–2.63)2.17 (1.82–2.57)2.72 (2.08–3.37)2.88 (2.31–3.48)<0.001

versus control; versus diabetic patients without DR; versus NPDR patients.