Fig. 2

The PRS of patients with pleural recurrence was worse than that of patients without pleural recurrence (E), and lung recurrence is the opposite (A) in adenocarcinoma. There were no significant differences in the PRS of patients with or without recurrence at other sites (B–C and F–G). Among all recurrence sites, pleural recurrence has the worst prognosis (H). PRS, post-recurrence survival