VEGFA and retinopathy of prematurity: Analyzing the data reported [100] on gender, in male preterm infants with severe ROP (ROP stage: 4–5) the prevalence of the VEGF -2578A allele was lower than in male preterm infants without or with mild ROP (ROP stage: 1–3) (p = 0.044, adjusted odds ratio [range]: 0.26 [0.07–0.96]).