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相关概念视频

Regression Toward the Mean01:52

Regression Toward the Mean

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Regression toward the mean (“RTM”) is a phenomenon in which extremely high or low values—for example, and individual’s blood pressure at a particular moment—appear closer to a group’s average upon remeasuring. Although this statistical peculiarity is the result of random error and chance, it has been problematic across various medical, scientific, financial and psychological applications. In particular, RTM, if not taken into account, can interfere when...
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What are Estimates?01:06

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It isn't easy to measure a parameter such as the mean height or the mean weight of a population. So, we draw samples from the population and calculate the mean height or mean weight of the individuals in the sample. This sample data acts as a representative measure of the population parameter. These sample statistics are known as estimates. 
The estimate for the mean of a sample is denoted by ͞x, whereas the mean of the population is designated as μ. Further, parameters such...
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相关实验视频

Updated: Jun 26, 2025

Assessment of Child Anthropometry in a Large Epidemiologic Study
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Assessment of Child Anthropometry in a Large Epidemiologic Study

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对比儿科体重估计方法的性能.

Andrew Shieh1, Alexander J Rogers2, Chiu-Mei Chen1

  • 1Department of Emergency Medicine, University of Michigan, 1500 E. Medical Center Dr., Ann Arbor, MI 48109, United States of America.

The American journal of emergency medicine
|May 17, 2024
PubMed
概括

布罗斯洛带是估计儿科体重的最准确方法,特别是对于有医疗复杂性的儿童. 在儿童的体重估计中,Antevy公式是基于年龄的最佳选择.

关键词:
体重指数 (Body Mass Index) 是一个指数.身体重量 体重 体重复杂的慢性疾病复杂的慢性疾病.应急部门的紧急情况.估计 估计 估计儿科 儿科 儿科

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相关实验视频

Last Updated: Jun 26, 2025

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科学领域:

  • 儿科医学 儿科医学 儿科医学
  • 临床药理学 临床药理学
  • 生物统计学 生物统计学

背景情况:

  • 准确的体重估计对于儿科患者的护理至关重要,特别是对于有医疗复杂性的儿童,他们面临更高的药物不良事件风险.
  • 当直接测量不可行时,可靠的重量数据至关重要,这会影响治疗的有效性和安全性.

研究的目的:

  • 为了比较各种儿童体重估计方法的准确性.
  • 通过医学复杂性和身体质量指数 (BMI) 的存在来分层评估这些方法.

主要方法:

  • 一项回顾性横截面研究分析了从2013年至2022年期间在急诊室和诊所的361,755名儿童 (<18岁) 的数据.
  • 九种基于年龄的公式和两种基于长度的方法使用平均平均误差 (MAE),根平均平方误差 (RMSE) 和测量重量的10%和20%内的一致性进行了比较.
  • 分析根据BMI和医疗复杂性进行了分层.

主要成果:

  • 布罗斯洛磁带表现出卓越的准确性,达到50.7%的估计值在测量重量的10%以内,以及最低的MAE (2.5公斤) 和RMSE (4.5公斤).
  • 安特维公式是最准确的基于年龄的方法 (49.2%在10%,MAE 2.8公斤,RMSE 4.7公斤).
  • 准确性随着BMI和估计体重的增加而下降;布罗斯洛带对于有医疗复杂性的儿童仍然是最准确的.

结论:

  • 布罗斯洛带是儿童体重估计在一个大,多样化的患者群体中最准确的方法,包括那些有医疗复杂性的患者.
  • 安特维公式是最准确的以年龄为基础的方法来估计儿童的体重.