在中等海拔地区对儿童和青少年进行心肺运动测试:新的规范值
Julie C Fernie1, Lori J Silveira2, Roni Jacobsen3
1Children's Hospital Colorado Heart Institute, Aurora, CO, USA.
International journal of cardiology
|January 12, 2025
概括
在中等海拔地区的儿童和青少年,新的心肺运动测试 (CPET) 数据优于海平面模型. 在这个人群中,高度是CPET准确解释的关键因素.
科学领域:
- 儿童运动生理学 运动生理学
- 心肺功能的评估评估.
- 高度生理学 高度生理学
背景情况:
- 标准心肺运动测试 (CPET) 的规范数据集可能不准确地反映在中等高度的运动参数.
- 现有的模型 (Cooper,Bruce,Burstein) 可能导致错误解释高度收集的CPET数据.
- 需要为儿科CPET提供最新的,高度特定的规范性数据.
研究的目的:
- 建立适度高度居住的健康儿童和青少年的现代规范性心肺运动测试 (CPET) 值.
- 开发和验证中等高度CPET参数的新预测方程.
- 将新的高度特定模型的性能与已建立的海平面模型 (库珀,伯斯坦,布鲁斯) 进行比较.
主要方法:
- 在1154名儿童和青少年 (6-18岁) 中进行的最大心肺运动测试 (CPET) 的回顾性分析.
- 为各种运动变量开发多项式回归模型,单独用于循环人体表和跑步机数据.
- 开发模型的验证,使用单独的100名儿科CPET队列.
主要成果:
- 与现有数据集相比,新开发的模型在循环人体表 (5.5) 上显示出更高的性能,在循环人体表 (5.5) 上的峰值氧气消耗 (VO2峰值) 上,具有较低的根平均平方误差 (RMSE),比现有数据集 (Burstein: 7.4,Cooper: 9.6).
- 与伯斯坦方程相比,新模型在大多数参数上显示了RMSE的改进,这表明预测准确度提高.
- 这些发现突出了基于海平面的模型在中等海拔地区解释CPET数据的局限性.
结论:
- 已经建立了适度高度儿童和青少年心肺运动测试 (CPET) 的新规范数据和预测方程.
- 这些高度特定的模型与传统的海平面模型相比,显示出更高的性能.
- 在报告和解释儿科CPET数据时,高度必须被视为一个关键变量,以避免误诊.
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