解释了1981年至2000年期间英格兰和威尔士冠心病死亡率的下降
Belgin Unal1, Julia Alison Critchley, Simon Capewell
1Department of Public Health, University of Liverpool, England. belgina@liv.ac.uk
Circulation
|March 3, 2004
概括
减少主要心血管风险因素,特别是吸烟,导致英格兰和威尔士冠心病死亡人数下降一半以上. 医疗治疗也对这种死亡率降低做出了重大贡献.
科学领域:
- 心脏病学 心脏病学
- 公共卫生 公共卫生
- 流行病学 流行病学
背景情况:
- 自20世纪70年代以来,冠心病 (CHD) 死亡率在英国有所下降.
- 这项研究调查了1981年至2000年间英格兰和威尔士下降的驱动因素.
研究的目的:
- 量化医疗/外科治疗和心血管风险因素变化对降低心血管疾病死亡率的贡献.
- 分析冠状动脉心脏病风险因素和治疗吸收的趋势.
主要方法:
- 利用IMPACT死亡率模型分析治疗有效性和风险因素趋势的数据.
- 来自已发表的试验,元分析,官方统计,临床审计和国家调查的综合数据.
主要成果:
- 在1981年至2000年期间,心脏病死亡率在男性下降了62%,女性下降了45% (年龄在25-84岁之间),避免了68,230例死亡.
- 人口风险因素的减少占下降的58% (吸烟:48%,血压:9.5%,胆固醇:9.5%).
- 医疗和手术治疗贡献了42% (二次预防:11%,心力衰竭13%,急性心肌梗塞8%,高血压3%).
结论:
- 超过一半的慢性心脏病死亡率下降归因于主要风险因素的减少,主要是吸烟.
- 整合初级预防 (烟草,饮食) 和有效治疗 (二级预防,心力衰竭) 的综合战略至关重要.
- 研究结果可能会对包括美国在内的其他发达国家进行谨慎的概括.
相关概念视频
01:30Coronary Artery Disease I: Introduction
Coronary Artery Disease (CAD): An Overview with Scientific InsightsCoronary Artery Disease (CAD), often referred to as C-A-D, is a prevalent blood vessel disorder classified under the broader category of atherosclerosis. Atherosclerosis is a pathological process characterized by the hardening and narrowing of arteries due to the accumulation of atherosclerotic plaques. These plaques are composed of cholesterol, fatty substances, inflammatory cells, calcium, and fibrin, reducing blood flow to...
01:30Coronary Artery Disease III: Clinical Manifestations
Coronary Artery Disease (CAD) is a primary health risk worldwide, leading to significant morbidity and mortality. The condition arises from the buildup of atherosclerotic plaques within the coronary arteries, resulting in diminished blood supply to the heart muscle.The clinical manifestations of CAD vary widely, from asymptomatic stages to severe, life-threatening conditions. Understanding these manifestations is crucial for early diagnosis and effective management.Angina Pectoris: The Warning...
01:26Coronary Artery Disease IV: Preventive Measures
Effective preventive measures for coronary artery disease (CAD) focus on controlling modifiable risk factors, including cholesterol abnormalities and lifestyle changes.Cholesterol ManagementFirst, the Mediterranean diet and the American Heart Association advocate for maintaining low-density lipoprotein (LDL) cholesterol levels below 100 mg/dL, with a more stringent recommendation of below 70 mg/dL for individuals at high risk. LDL cholesterol, often termed "bad cholesterol," can lead to the...
01:27Coronary Artery Disease V: Interprofessional Care
Interprofessional care for coronary artery disease includes pharmacological therapy and revascularization procedures.Pharmacological therapy for Coronary Artery Disease (CAD) aims to manage symptoms, prevent complications, and improve patient outcomes through various classes of medications:Antiplatelet Agents:Aspirin and Clopidogrel: These medications inhibit platelet aggregation, preventing blood clots, which is crucial for avoiding heart attacks and strokes. Doctors often prescribe these...
01:11Hazard Rate
The hazard rate, also known as the hazard function or failure rate, is a statistical measure used to describe the instantaneous rate at which an event occurs, given that the event has not yet happened. From a probabilistic perspective, it represents the likelihood that a subject will experience the event in a very small time interval, conditional on surviving up to the beginning of that interval. In terms of frequency, the hazard rate can be viewed as the ratio of the number of events to the...
01:12Hazard Ratio
The hazard ratio (HR) is a widely used measure in clinical trials to compare the risk of events, such as death or disease recurrence, between two groups over time. It reflects the ratio of hazard rates—the instantaneous risk of the event occurring—between a treatment group and a control group. This measure provides valuable insights into the relative effectiveness of a treatment by assessing how the risk of an event differs between the two groups.
For example, in a clinical trial evaluating a...
For example, in a clinical trial evaluating a...