Fig. 2

a Heatmap showing average methylation of the 22 CpG islands comprising the classifier for each of the 76 testing set subjects, clustered according to methylation class. The numbers in the x-axis correspond to the rank-ordered M number displayed for each respective CpG island in Table 2. b The distribution of cases (n = 51) and controls (n = 25) from the testing set across the seven methylation classes