From: Impact of chronic obstructive pulmonary disease on the efficacy and safety of neoadjuvant immune checkpoint inhibitors combined with chemotherapy for resectable non-small cell lung cancer: a retrospective cohort study
Patients with cancelled definitive surgery-no
COPD
Non-COPD
Disease progressive
2
3
Refusal of surgery
4
Comorbidity
1
Complication
0
Poor lung function
Treatment-related toxicity
Unknown reason