验证PD临床试验中以患者为中心的结果衡量新症状出现的有效性
Haotian Zou1, Glenn T Stebbins2, Tanya Simuni3
1Department of Biostatistics & Bioinformatics, Duke University, Durham, NC, 27705, USA.
Parkinsonism & related disorders
|October 1, 2024
概括
在新发帕金森病 (PD) 中使用MDS-UPDRS尺度追踪新出现的症状 (ES) 对临床试验有希望. 然而,症状不稳定性需要进一步验证,以可靠地测量结果.
科学领域:
- 神经学 神经学
- 临床试验设计 临床试验设计
- 生物统计学 生物统计学
背景情况:
- 在新的帕金森病 (PD) 中使用MDS-UPDRS尺度追踪新出现的症状 (ES) 是临床试验的拟议结果衡量标准.
- 从STEADY-PD3试验的先前观察表明这种方法的实用性.
研究的目的:
- 用MDS-UPDRS尺度验证ES跟踪的使用,作为PD临床试验中的结果测量.
- 分析来自SURE-PD3研究的数据,以确认来自Steady-PD3试验的发现.
主要方法:
- 从SURE-PD3研究中提取了单个项目级数据.
- 分析了3期临床试验 (SURE-PD3) 的数据,频繁进行MDS-UPDRS评估.
- 将ES频率和样本大小要求与传统的MDS-UPDRS总分数进行比较.
主要成果:
- 广泛验证了ES的频率和症状药物的缺乏影响.
- 证明了显示疾病进展减缓所需的样本大小的潜在减少.
- 观察到ES计数和总结的MDS-UPDRS得分之间的适度相关性.
- 在最初的6个月内,在个别项目响应中注意到不稳定性,这使时间评估复杂化.
结论:
- 需要进一步验证具有频繁MDS-UPDRS管理的数据集.
- 作为PD临床试验的结果指标,ES跟踪的价值需要额外的评估.
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