Fig. 2

Forest plot on the association of NOS3 rs2070744 variant with the development of the proliferative type of ROP; (a) allele contrast (C vs. T); (b) recessive model (CC vs. TT + CT).
Forest plot on the association of NOS3 rs2070744 variant with the development of the proliferative type of ROP; (a) allele contrast (C vs. T); (b) recessive model (CC vs. TT + CT).