对于老年患者的住院死亡IBI的预测值非ST段升高心肌梗塞老年患者
Zhiwen Tao1, Jiayu Yin2, Mingzhu Li3
1Department of Cardiology, The First Affiliated Hospital with Nanjing Medical University, Nanjing, Jiangsu, China.
概括
炎症负担指数 (IBI) 独立预测非ST段升高心肌梗塞 (NSTEMI) 的老年患者的住院死亡. 较高的IBI水平与增加的死亡风险相关,显示出非线性关系.
科学领域:
- 心脏病学 心脏病学
- 内部医学 内部医学
- 生物标志物 生物标志物
背景情况:
- 非ST段升高心肌梗塞 (NSTEMI) 在老年人群中存在显著的死亡风险.
- 炎症是NSTEMI病理生理学的关键因素.
- 老年NSTEMI患者在医院死亡的炎症负担指数 (IBI) 的预测值尚未得到充分确立.
研究的目的:
- 评估炎症负担指数 (IBI) 对诊断为NSTEMI的老年患者住院死亡率的预测能力.
- 在这个特定的患者群体中探索IBI和住院死亡之间的关系.
主要方法:
- 在2021年2月至2025年2月期间,对418名NSTEMI住院的老年患者 (≥75岁) 进行了回顾性单中心研究.
- 患者根据在医院内心脏病引起的死亡而分层.
- IBI计算为C反应蛋白和中性粒细胞与淋巴细胞的比率的积.
主要成果:
- 总共分析了418名患者,其中10.3%的患者在医院内发生心脏病性死亡.
- 多变量分析确定IBI作为在医院死亡的独立风险因素 (OR=2.22,95%CI:1.64-3.00).
- 观察到IBI和住院死亡之间的非线性剂量反应关系,IBI的AUC为0.760.
结论:
- 炎症负担指数 (IBI) 是NSTEMI老年患者住院死亡率的独立预测指标.
- IBI在预测医院死亡方面表现不佳.
- 在这种人群中,IBI水平与住院死亡风险之间存在非线性关联.
更多相关视频
相关概念视频
01:30Acute Coronary Syndrome III: Diagnostic Studies
200
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...
200
01:27Myocarditis II: Clinical Features and Diagnostic Tests
242
Myocarditis is an inflammation of the heart muscle. The symptoms vary widely, encompassing asymptomatic presentations to severe, acute manifestations.Clinical PresentationAsymptomatic cases: In some instances, myocarditis may be asymptomatic, with the infection resolving without intervention. These cases often go undetected unless discovered incidentally through diagnostic imaging or tests conducted for other reasons.General Early Symptoms: Early symptoms of myocarditis are non-specific and can...
242
01:20Blood Studies for Cardiovascular System I: Cardiac Biomarkers
769
Cardiac biomarkers are enzymes, proteins, and hormones released into the blood when cardiac cells are injured. They are powerful tools for triaging.
The essential diagnostic tools for detecting myocardial necrosis and monitoring individuals suspected of having acute coronary syndrome (ACS) include:
Troponins
Troponins, particularly cardiac troponins I and T, are the most precise and sensitive markers of myocardial injury. They are detectable within 4-6 hours of myocardial injury and remain...
The essential diagnostic tools for detecting myocardial necrosis and monitoring individuals suspected of having acute coronary syndrome (ACS) include:
Troponins
Troponins, particularly cardiac troponins I and T, are the most precise and sensitive markers of myocardial injury. They are detectable within 4-6 hours of myocardial injury and remain...
769
01:03Prediction Intervals
3.1K
The interval estimate of any variable is known as the prediction interval. It helps decide if a point estimate is dependable.
However, the point estimate is most likely not the exact value of the population parameter, but close to it. After calculating point estimates, we construct interval estimates, called confidence intervals or prediction intervals. This prediction interval comprises a range of values unlike the point estimate and is a better predictor of the observed sample value, y.
However, the point estimate is most likely not the exact value of the population parameter, but close to it. After calculating point estimates, we construct interval estimates, called confidence intervals or prediction intervals. This prediction interval comprises a range of values unlike the point estimate and is a better predictor of the observed sample value, y.
3.1K