STUB1 and adenocarcinoma: In subgroup analyses according to histology, highly positive RIPK3 expression was associated with lower OS (HR 1.864, 95% CI 1.035–3.360, p = 0.038) and DFS (HR 1.775, 95% CI 1.051–2.999, p = 0.032) but not for CHIP in adenocarcinoma (Table S2).