Figure 2. Frequencies of the different methylation defects (ICR1 hypermethylation, ICR2 hypomethylation, and both ICR1 and ICR2 methylation anomalies) in the cohort of the current study (left) and in cohorts of previous studies (http://www.ncbi.nlm.nih.gov/books/NBK1394/#bws.Summary) (right).