睡眠時間が短くなり,冠動脈のカルシフィケーションが起こる
Christopher Ryan King1, Kristen L Knutson, Paul J Rathouz
1Department of Health Studies, University of Chicago, 5841 S Maryland Ave, Chicago, IL 60637, USA.
JAMA
|December 26, 2008
まとめ
測定された睡眠時間の長さは,冠動脈結石化の発生率の低下と関連しています. この関連性は,さまざまなリスク要因と潜在的な仲介者を考慮した後でも,依然として重要でした.
科学分野:
- 心臓病学 心臓病学
- スリープ・メディシン (睡眠医学)
- 予防的な健康対策
背景:
- 冠動脈結石化 (CAC) は,亜臨床冠動脈疾患の重要な指標である.
- 睡眠時間は,確立されたCACの危険因子との相関関係としてますます認識されています.
研究 の 目的:
- 客観的および主観的な睡眠測定とCACの5年間の発生率との関連を調査する.
- 伝統的なCACリスク要因が睡眠とCAC発生率の関係を媒介するかどうかを判断する.
主な方法:
- 青年における冠動脈動脈リスク発達 (CARDIA) 研究から495人の健康な中年成人を対象とした観察コホート研究.
- 客観的な睡眠期間と断片化は,手首アクティグラフィーを用いて測定されました.
- CACは,ベースラインおよび5年間のフォローアップでコンピュータトモグラフィーを用いて評価されました.
主要な成果:
- 5年間で新しいCACの発生率は12.3%であった.
- 測定された睡眠時間の長さは,CAC発生率の低下と有意に関連していました (aOR 0.67 per hour,P = .01).
- 伝統的なCACリスク因子による有意なメディエーションは見つかりませんでした.
結論:
- 測定された睡眠時間の長さは,冠動脈結石化の発生率の低下と独立して関連しています.
- 睡眠時間は,冠動脈疾患の予防における変更可能な要因である可能性があります.
関連する概念動画
01:13Insufficient Sleep and Sleep Deprivation
1.4K
Insufficient sleep refers to not getting the recommended amount of sleep for optimal functioning, even if it's just slightly less than needed. Sleep insufficiency may occur due to lifestyle choices, such as staying up late for social events or work, resulting in routinely getting less sleep than required. For example, consistently sleeping 6 hours when the body needs 7-9 hours can lead to cumulative effects on health and well-being.
Sleep deprivation is a more severe form of sleep loss...
Sleep deprivation is a more severe form of sleep loss...
1.4K
01:21Sleep Apnea
914
Sleep apnea is a condition where breathing stops intermittently during sleep, often leading to significant health issues. Each episode can last from 10 to 20 seconds or more and is frequently accompanied by a brief arousal from sleep. This disturbance, largely unnoticed by the individual, can lead to severe daytime fatigue. Commonly, individuals seek help after being informed by their partners about loud snoring and noticeable breathing pauses during sleep.
The condition is more prevalent among...
The condition is more prevalent among...
914
01:25Imaging Studies for Cardiovascular System VI: Calcium -Scoring CT
973
Calcium-Scoring CT ScanA calcium-scoring CT scan, also known as coronary artery calcium (CAC) scan, detects calcium deposits in the coronary arteries. This test assesses the risk of coronary artery disease (CAD), which can lead to cardiovascular events such as angina, heart failure, and sudden cardiac arrest.A calcium-scoring CT scan is generally recommended for individuals at intermediate risk of CAD without symptoms. It includes:Men aged 40-75 and women aged 50-75: Especially those with a...
973
01:30Coronary Artery Disease I: Introduction
1.8K
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...
1.8K
01:30Coronary Artery Disease III: Clinical Manifestations
620
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...
620
01:30Acute Coronary Syndrome III: Diagnostic Studies
495
Diagnosing acute coronary syndrome or ACS begins with a thorough patient history. Notable symptoms include central, crushing chest pain radiating to the left arm, neck, jaw, or back, along with shortness of breath, sweating (diaphoresis), nausea, vomiting, dizziness, and palpitations.It is crucial to note any history of cardiac illnesses and assess risk factors, including age, gender, smoking, hypertension, diabetes, hyperlipidemia, and a sedentary lifestyle.During physical examination, vital...
495