Interaction of significant risk factors on association between sickle cell trait versus proliferative diabetic retinopathy and/or diabetic macular edema, based on logistic regression analysis.

<p>Interaction of significant risk factors on association between sickle cell trait versus proliferative diabetic retinopathy and/or diabetic macular edema, based on logistic regression analysis.</p

Comparison of systemic variables in patients with diabetes mellitus with and without sickle cell trait (SCT).

<p>Comparison of systemic variables in patients with diabetes mellitus with and without sickle cell trait (SCT).</p

Association between sickle cell trait and the prevalence of proliferative diabetic retinopathy, its complications and/or diabetic macular edema.

<p>Association between sickle cell trait and the prevalence of proliferative diabetic retinopathy, its complications and/or diabetic macular edema.</p

Ocular status of right eyes of patients with diabetes mellitus with and without sickle cell trait.

<p>Ocular status of right eyes of patients with diabetes mellitus with and without sickle cell trait.</p

Demographics of patients with diabetes mellitus with and without sickle cell trait.

<p>Demographics of patients with diabetes mellitus with and without sickle cell trait.</p