PIK3CA and neoplasm: While no statistically significant correlations were observed between NEAT1 expression and sex (P = 0.771), age at diagnosis (P = 0.736), tumor location (P = 0.792), tumor size (P = 0.117), MSI (P = 0.164), APC mutation (P = 0.227), KRAS mutation (P = 0.251), BRAF mutation (P = 0.112) or PIK3CA mutation (P = 0.154).