For tumor TMN stage, the relative expression of GJA1 was 7.3921 (6.7015, 8.0274) in T1 group and 7.0226 (6.2713, 7.7501) in T3 group with p value ≤ 0.005 (Figure 4D); 7.3098 (6.584, 7.9256) in M0 group and 6.8012 (6.1927, 7.5609) in M1 stage group with p value ≤ 0.005 (Figure 4E); and 7.2388 (6.4801, 7.9459) in N0 group and 6.5712 (4.5042, 7.4705) in N1 group with p value ≤ 0.05 (Figure 4F). Here, GJA1 is linked to neoplasm.