预测意外的潜伏震荡的早期预测在紧急部门使用生命体征
Hansol Chang, Weon Jung1, Juhyung Ha2
1Smart Health Lab, Research Institute of Future Medicine, Samsung Medical Center, Seoul, South Korea.
Shock (Augusta, Ga.)
|July 31, 2023
概括
使用顺序生命体征数据,可以预测患者的潜在休克. 机器学习模型,特别是随机森林,在预测这些关键事件时提前数小时时显示出高准确度.
科学领域:
- 紧急医疗 紧急医疗
- 临床信息学 临床信息学
- 预测分析是一种预测分析.
背景情况:
- 顺序生命体征数据为患者状态变化提供了宝贵的见解.
- 早期预测潜在的冲击对于及时干预至关重要.
研究的目的:
- 开发和验证使用顺序生命体征的潜在休克的预测模型.
- 评估各种机器学习模型在隐性冲击预测中的性能.
主要方法:
- 对93,194次急诊室访问的回顾性分析 (MIMIC-IV-ED数据).
- 使用后勤回归,随机森林,多层感知子和循环神经网络开发预测模型.
- 使用MIMIC-IV-ED数据进行的外部验证.
主要成果:
- 随机森林模型实现了0.852的接收器操作特征曲线 (AUROC) 下的最高面积,用于预测3小时前的隐性冲击.
- 所有测试的模型都超过了传统的冲击指数指标.
- 这些模型成功地根据24小时生命体征趋势预测了潜在的冲击.
结论:
- 成功开发了一种利用顺序生命体征数据的新型隐性冲击预测模型.
- 机器学习方法,特别是随机森林,在紧急情况下显示出早期潜伏冲击检测的巨大潜力.
- 该模型分析时间性生命体征变化的能力为临床决策支持提供了有前途的工具.
相关概念视频
01:25Introduction to Vital Signs
2.4K
Vital signs are physiological measurements that help key into the status of the body's essential functions. These include body temperature, pulse rate, respiratory rate, and blood pressure, commonly abbreviated as T, P, R, and BP. Some healthcare settings also consider oxygen saturation (SpO2) and, in specific contexts, pain and level of consciousness as additional vital signs.
Vital signs help healthcare professionals assess an individual's well-being and detect any functional changes...
Vital signs help healthcare professionals assess an individual's well-being and detect any functional changes...
2.4K
01:17Measurement of Blood Pressure
1.0K
Assessing blood pressure is a standard procedure executed in virtually all medical environments. The method utilized today was established over a hundred years ago by an innovative Russian doctor, Dr. Nikolai Korotkoff. The soft ticking noise, known as Korotkoff sounds, heard while taking blood pressure readings results from turbulent blood flow within the vessels. The apparatus required for this procedure includes a sphygmomanometer, a blood pressure cuff attached to a gauge, and a...
1.0K
01:28Special considerations while measuring blood pressure
759
When assessing blood pressure (BP), healthcare professionals must consider various factors and potential unexpected outcomes to ensure accurate readings and provide proper patient care. Adhering to these guidelines is essential to achieving the most reliable results.
Monitoring Both Arms:
Monitoring BP in both arms during the initial assessment is advisable, as the systolic value may differ by five to ten mm Hg between arms. For subsequent BP assessments, use the arm with the higher reading.
Monitoring Both Arms:
Monitoring BP in both arms during the initial assessment is advisable, as the systolic value may differ by five to ten mm Hg between arms. For subsequent BP assessments, use the arm with the higher reading.
759
01:19Guidelines For Measuring Vital Signs
1.7K
Following these guidelines can help nurses accurately measure vital signs, assess changes in patient conditions, and provide timely treatment when necessary. Adhering closely to the guidelines ensures the accuracy and reliability of the results.
Before taking a patient's vital signs, a nurse would consider and assess the patient's comfort level and ensure appropriate equipment is available.
Before taking a patient's vital signs, a nurse would consider and assess the patient's comfort level and ensure appropriate equipment is available.
1.7K
01:23Cardiopulmonary Resuscitation III: AED Use
38
Introduction to AEDAn Automated External Defibrillator (AED) is a portable medical device that analyzes the heart's rhythm and, if necessary, delivers an electrical shock to help the heart re-establish an effective rhythm during sudden cardiac arrest (SCA). SCA occurs when the heart suddenly and unexpectedly stops beating, leading to a loss of blood flow to the brain and other vital organs. In such emergencies, time is of the essence, and using an AED, combined with Cardiopulmonary...
38
01:24Blood Pressure Imbalances and Circulatory Shock
812
Disorders affecting blood volume, vascular tone, or vascular function can disrupt vascular homeostasis, including conditions like hypertension, hemorrhage, and shock.
Blood Pressure: Hypertension and Hypotension
Normal blood pressure is 120/80 mm Hg. Elevated blood pressure is 120-129/under 80 mm Hg. Hypertension, warranting treatment at 130/80 mm Hg, is often asymptomatic and can lead to severe cardiovascular events, aneurysms, peripheral arterial disease, chronic renal disease, or cardiac...
Blood Pressure: Hypertension and Hypotension
Normal blood pressure is 120/80 mm Hg. Elevated blood pressure is 120-129/under 80 mm Hg. Hypertension, warranting treatment at 130/80 mm Hg, is often asymptomatic and can lead to severe cardiovascular events, aneurysms, peripheral arterial disease, chronic renal disease, or cardiac...
812