慢性阻塞性肺部疾病(COPD)是威胁老年人生命和使之丧失生活能力的主要疾病。虽然该病遍及世界各地,但确切的病因仍不清楚。许多危险因素如年龄、吸烟、营养、空气污染和α_1-抗胰蛋白酶的缺乏等,均可促使肺功能减退,最后导致低氧血症。本文综述肺心病等因素与 COPD 预后之间有关的临床资料。【决定 COPD 预后的临床因素】许多长期或短期临床观察表明,COPD 的死亡率 Chronic obstructive pulmonary disease (COPD) is a major disease that threatens the life of an elderly person and loses its ability to live. Although the disease spreads all over the world, the exact etiology remains unclear. Many risk factors such as age, smoking, nutrition, air pollution, and lack of alpha-1 antitrypsin all contribute to hypofunction of the lungs leading to hypoxemia. This article reviews the clinical data on the relationship between factors such as pulmonary heart disease and the prognosis of COPD. [Clinical factors that determine the prognosis of COPD] Many long-term or short-term clinical observations indicate that mortality from COPD