一个项目响应理论的可靠性,有效性和效率 基于平衡的信心 患者报告的结果 衡量结果
Daniel Deutscher1,2, Michael A Kallen3, Mark W Werneke1
1Net Health Systems, Inc., Pittsburgh, Pennsylvania, USA.
Physical therapy
|June 2, 2023
概括
这项研究使用项目响应理论开发了一种可靠和有效的平衡信心指标. 新工具为临床使用和研究提供了高效的管理模式.
科学领域:
- 康复科学是康复的科学.
- 心理测量 心理测量 心理测量
- 健康研究成果研究结果
背景情况:
- 活动特定余额信心 (ABC) 尺度被广泛使用,但可能很长.
- 像物品响应理论 (IRT) 这样的现代测量方法可以提高效率和准确性.
- 需要开发一个基于IRT的项目银行,并为平衡信心制定评分指标.
研究的目的:
- 将原来的16项ABC尺度校准为基于IRT的项目银行和平衡信心 (BC) 的评分指标.
- 为了评估计算机化适应性测试 (BC-CAT) 和6项简短形式 (BC-SF) 管理模式的心理测量特性.
主要方法:
- 从门诊康复诊所回顾分析了20354名患者的病历.
- 评估IRT模型假设,包括单维性,局部项目独立性,项目合适性和差异性项目功能 (DIF).
- 对BC-CAT和BC-SF的可靠性,有效性和效率的评估.
主要成果:
- 所有16个项目都保留在基于IRT的项目银行中,具有良好的模型匹配性,并且没有DIF.
- 在BC-SF (0.95),BC-CAT (0.96) 和完整项目银行 (0.98) 中发现了高可靠性估计.
- 使用4项中位数有效生成BC-CAT分数,与全银行分数高度相关 (0.99).
结论:
- 基于IRT的BC患者报告结果测量 (PROM) 是可靠的,有效的和有效的.
- BC-CAT和BC-SF为研究和常规临床实践提供了可行的注射方式.
- 这项研究支持采用现代测量方法来评估平衡信心.
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