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评估时间低于范围作为严重低血糖的预测因素:来自六项临床试验的见解
Eslam Montaser1, Clarence Williams2, Viral N Shah1,3
1Division of Endocrinology and Metabolism, Indiana University School of Medicine, Indianapolis, IN.
持续血糖监测 (CGM) 时间低于范围 (TBR) 的指标显示,在1型糖尿病患者中预测严重低血糖 (SH) 的能力有限. 为了准确的SH风险分层,还需要进一步的临床因素.
科学领域:
- 内分泌学 在内分泌学.
- 代谢障碍 代谢障碍 代谢障碍
- 糖尿病管理 糖尿病管理
背景情况:
- 1型糖尿病 (T1D) 的管理依赖于监测葡萄糖水平.
- 严重的低血糖 (SH) 是T1D的一大风险.
- 持续血糖监测 (CGM) 提供了详细的血糖数据,包括时间低于范围 (TBR).
研究的目的:
- 评估基线CGM衍生时间低于范围 (TBR) 度量是否预测T1D患者的严重低血糖 (SH).
- 评估TBR一级 (TBR1) 和TBR二级 (TBR2) 作为SH的预测因素.
主要方法:
- 分析了来自6项临床试验的1,433名参与者的基线CGM TBR数据.
- 统计方法包括威尔科克森等级和和测试和斯皮尔曼相关性.
- 使用灵敏度,特异性和ROC分析来评估TBR值的预测准确性.
主要成果:
- 患有SH的参与者在基线时略高的TBR2 (0.41%对0.32%) 和TBR1 (2.58%对2.23%).
- 预测准确度有限,在较高的TBR切线时敏感度低.
- 接收器操作特征分析表明,对于TBR1和TBR2都存在适度的歧视.
结论:
- 基线TBR1和TBR2指标表明T1D中严重低血糖的预测价值有限.
- 目前的TBR值无法实现对SH风险的强烈歧视.
- 为了在T1D管理中进行强大的SH风险分层,需要额外的临床因素.
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