Figure 1. Percentage of infertile individuals showing abnormal methylation values at every single locus. The total percentage of infertile cases with abnormal methylation is broken down according to the percentage of altered CpG. Red, 1 to 19% of abnormal CpG; green, 20 to 39% of abnormal CpG; lilac, 40 to 59% of abnormal CpG; blue, 60 to 79% of abnormal CpG; orange, 80 to 99% of abnormal CpG; gray, 100% of abnormal CpG.