Figure 4

The distribution of logarithm plasma CFH tyrosine/histidine variant protein ratio according to the genotype of complement factor H single nucleotide polymorphism rs1061170 and the presence of age-related macular degeneration. C, control; A, age-related macular degeneration; CFH, complement factor H; SNP, single nucleotide polymorphism; Y, tyrosine; H, histidine; log, logarithm.