与COVID-19相关的急性呼吸困难综合征的延长与标准预测持续时间:一个目标试验仿真研究
Chad H Hochberg1, Elizabeth Colantuoni2,3, Sarina K Sahetya1,3
1Division of Pulmonary and Critical Care Medicine, Department of Medicine.
Annals of the American Thoracic Society
|June 27, 2024
概括
延长倾斜的定位并没有显著改善COVID-19急性呼吸困扰综合征 (ARDS) 患者的生存或结果. 由于估计不准确,需要进一步的研究来证实这些发现.
科学领域:
- 关键护理医学 关键护理医学
- 肺部病理学 肺部病理学
- 传染性疾病 传染性疾病
背景情况:
- 在至少16个小时的俯卧状态下,可以改善中度至重度急性呼吸困扰综合征 (ARDS) 的存活率.
- 在冠状病毒疾病 (COVID-19) ARDS中易受定位的最佳持续时间仍未确定.
- 了解修剪时间的影响对于优化机械通风策略至关重要.
研究的目的:
- 为了评估延长 (≥24小时) 与标准 (16-24小时) 倾斜定位持续时间的影响.
- 评估COVID-19 ARDS患者90天死亡率的影响.
- 分析二次结果,包括呼吸机释放和重症监护室 (ICU) 出院.
主要方法:
- 目标试验模拟设计使用五家医院的电子病历数据.
- 患者根据第一个倾斜定位会话长度 (延长 vs 标准) 进行分类.
- 用于分析的是加权治疗逆概率 (IPTW) 回归模型.
主要成果:
- 包括314名患者;234人接受了延长的修剪,80人接受了标准持续时间的修剪.
- 两倍强大的IPTW分析显示,90天死亡率没有显著差异 (HR 0.95 [0.51-1.77]).
- 没有观察到呼吸机释放 (SHR 1.60 [0.97-2.64]) 或ICU排放 (SHR 1.31 [0.82-2.10]) 的显著影响.
结论:
- 延长的倾向性定位持续时间没有显示出对COVID-19 ARDS的标准持续时间有显著的益处.
- 该研究强调,由于当前估计的不准确性,需要进一步调查.
- 研究结果表明,目前的标准割协议可能足够,但需要更多的数据.
更多相关视频
09:36Halogenated Agent Delivery in Porcine Model of Acute Respiratory Distress Syndrome via an Intensive Care Unit Type Device
Published on: September 24, 2020
2.8K
05:39Author Spotlight: A Non-Intubated Video-Assisted Thoracoscopic Surgery with Multimodal Analgesia and Sevoflurane Inhalation Anesthesia
Published on: May 26, 2023
1.5K
相关概念视频
Acute Respiratory Failure-IV
142
Respiratory failure can manifest suddenly or gradually, characterized by a rapid decline in PaO2 and a rapid rise in PaCO2. This situation indicates a severe respiratory problem that may quickly become a life-threatening emergency. One of the early signs of hypoxemic Acute Respiratory Failure (ARF) is a change in mental status due to the brain's sensitivity to oxygen levels and changes in acid-base balance. Symptoms such as restlessness, confusion, and agitation suggest inadequate oxygen...
142
Acute Respiratory Failure-V
130
The treatment for acute respiratory failure varies based on factors like the underlying cause, overall health, and severity. A collaborative healthcare team is essential for early detection, often through arterial blood gas analysis. Identifying the cause is the primary goal, with treatment strategies adjusted for ventilation/perfusion (V/Q) mismatch, shunting, or diffusion impairment.
Ensure that patients are monitored continuously for their response to therapy, including changes in...
Ensure that patients are monitored continuously for their response to therapy, including changes in...
130
Acute Respiratory Failure-III
171
Hypercapnic respiratory failure, also known as Type 2 or ventilatory respiratory failure, is a severe condition characterized by the body's inability to effectively remove carbon dioxide (CO2) from the bloodstream. It leads to an arterial CO2 pressure (PaCO2) exceeding 45 mmHg and a blood pH above 7.35. This situation indicates that the body's ventilatory demand, or the ventilation needed to maintain normal PaCO2 levels, surpasses its supply or the maximum gas flow achievable without...
171
Endotracheal Intubation I: Procedure
1.1K
Endotracheal or ET intubation is a critical medical procedure used to secure a patient's airway, often in acute respiratory distress, apnea, upper airway obstruction, ineffective clearance of secretions, high risk for aspiration, or during general anesthesia.
The ET tube comprises various components, including a standard adaptor to attach a bag-valve-mask (BVM) or ventilator, a cuff, a pilot balloon, and radiopaque markings along its length to measure the insertion distance. The tube sizes...
The ET tube comprises various components, including a standard adaptor to attach a bag-valve-mask (BVM) or ventilator, a cuff, a pilot balloon, and radiopaque markings along its length to measure the insertion distance. The tube sizes...
1.1K
Flail Chest-II
162
Managing flail chest, a condition characterized by a segment of the chest wall moving independently from the rest of the thoracic cage, requires a comprehensive approach. It includes a thorough assessment of the patient's condition, a diagnostic evaluation to determine the extent of the injury, and the implementation of appropriate medical interventions tailored to the individual's needs.
Assessment:
1. Clinical Evaluation:
History:
Assessment:
1. Clinical Evaluation:
History:
162
Pneumonia V: Nursing management and Prevention
2.0K
Nursing management of pneumonia involves promoting airway patency, facilitating rest and conserving energy, encouraging fluid intake, maintaining nutrition, and educating patients.
The nurse must practice strict medical asepsis and adhere to infection control guidelines to minimize healthcare-associated infections.
Enhance airway patency
Position the patient correctly to facilitate drainage of the affected lung segments. Manual or mechanical percussion and vibration can also be employed....
The nurse must practice strict medical asepsis and adhere to infection control guidelines to minimize healthcare-associated infections.
Enhance airway patency
Position the patient correctly to facilitate drainage of the affected lung segments. Manual or mechanical percussion and vibration can also be employed....
2.0K
