Office-based spirometry to stratify the risk of postoperative complications

Nowadays, lung cancer is the most common cause of cancer death in the world, and lung resection is recognized as the standard treatment for early-stage lung cancer (1). Since postoperative pulmonary complications are major driver of perioperative mortality, postoperative length of stay and rehospitalization (2-4), stratifying poor risk patients for pulmonary complications is critical issue (5-7).