Fig. 3From: Estimating and accounting for tumor purity in the analysis of DNA methylation data from cancer studiesCorrelations between tumor purity and methylation levels are high for DMCs. a Distribution densities of correlations between tumor purity and methylation levels for all CpG sites, from observed and randomly sampled data, based on LUAD data. b Boxplots of correlations, stratified by rank-sum test statistics. c Boxplots of rank-sum test statistics, stratified by correlationsBack to article page