Vitamin Status as a Determinant of Serum Homocysteine Concentration in Type 2 Diabetic Retinopathy

Table 4

Multiple logistic regression analysis of the association of diabetic retinopathy with prognostic variables.

	OR	95% CI	𝑃 value
Age (years)	1.03	0.97–1.09	0.332
Diabetes duration (years)	1.18	1.08–1.28	<0.001
HbA1C (%)	2.30	1.49–3.54	<0.001
Homocysteine^† (μmol/L)	1.66	1.24–2.23	0.001
Homocysteine^‡ (μmol/L)	0.83	0.61–1.12	0.219
Folic acid (ng/mL)	0.73	0.62–0.86	<0.001

†above threshold.
^‡below threshold.