CTONG1104 (ADJUVANT). NSCLC, non-small cell lung cancer; EGFR, epidermal growth factor receptor; Act Mut+, activating mutations; ECOG, Eastern Cooperative Oncology Group; PS, performance status; DFS, disease-free survival; HR QoL, health-related quality of life; FACT-L, functional assessment of cancer therapy-lung; LCSS, lung cancer symptom scale.