PTEN and cancer: Supplementary Table 2 show that surgery type, cancer stage, relapse status, SUPT20HL1 and PTEN mutation status, and CNV variations including Amp27_21q22.3, Del8_10q23.2, Del5_6p22.2 were risk factors in univariate analysis, in which relapse status, SUPT20HL1 mutational status, Amp27_21q22.3 and Del8_10q23.2 were independent risk factors for stage II-IV CRC patients in multivariate analysis.