Table 2.

Exclusion criteria for considering studies for this review

Exclusion criteria	RCTs for interventions of VEGF for diabetic retinopathy with no mention of diabetic macular edema or clinically significant diabetic macular edema were excluded in the analysis.
	Studies of macular edema due to another cause other than DME were excluded.
	Full text was reviewed and discussed.
	Studies that were not RCT.

Abbreviations: RCT, randomized clinical trials; VEGF, vascular endothelial growth factor; DME, diabetic macular edema.