Patient characteristics and clinicopathological features.

CHPR, comprehensive pulmonary rehabilitation; CVPR, conventional pulmonary rehabilitation; FEV1, forced expiratory volume in one second; VC, vital capacity; VATS, video-assisted thoracic surgery; RU, right upper lobe; RM, right middle lobe; RL, right lower lobe; LU, left upper lobe; LL, left lower lobe; AD, adenocarcinoma, SQ; squamous cell carcinoma; NYHA, New York Heart Association;; CCI, Charlson Comorbidity Index; PRS, preoperative risk score in Estimation of Physiologic Ability and Surgical Stress.