As shown in the Supplementary Figures 1, 2, high expression of lncRNA ZFHX4-AS1 predicted shorter OS in several cancers, such as bladder carcinoma, head-neck squamous cell carcinoma, kidney renal clear cell carcinoma, stomach adenocarcinoma, uterine corpus endometrial carcinoma and OvCa, etc. The gene discussed is ZFHX4; the disease is gastric adenocarcinoma.