TSPYL2 and lung adenocarcinoma: Among the 515 lung adenocarcinoma cases, the top 25% cases (n = 129) expressed TSPX at the highest level and were classified as the TSPX-high group, the bottom 25% cases (n = 129) expressed TSPX at the lowest level and were classified as the TSPX-low group, and the rest (n = 257) were classified as the TSPX-mid group (Figure 1B).