NES and cancer: Nestin status was correlated with poorly differentiated phenotype (χ2 = 17.776, P = 0.006), histological cancer tissue type (χ2 = 8.215, P = 0.002), N classification (χ2 = 12.093, P = 0.001), and vital status (χ2 = 9.003, P = 0.003).