To gain a clearer understanding of the association between frailty and postoperative acute pain in elderly thoracoscopic surgery patients and its underlying mechanisms, to provide new solution ideas to reduce the level of postoperative acute pain and improve the debilitating state of elderly thoracoscopic surgery patients, and consequently improve their quality of life and mental status.
patients undergoing thoracic surgery under general anesthesia with 48 h of postoperative patient-controlled analgesia;
age ≥60 years;
ASA class I-III;
signed informed consent;
Patients who themselves refuse to participate in the study;
Drug dependence;
Patients who cannot cooperate with communication and have verbal communication difficulties;
Patients who cannot assess frailty preoperatively and pain postoperatively;