Longitudinal Change in Quality of Life in Neurological Disorders Measures Over 3 Years in Patients with Early Parkinson's Disease.
Longitudinal Change in Quality of Life in Neurological Disorders Measures Over 3 Years in Patients with Early Parkinson's Disease.
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DOI:
10.1002/mds.28641
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发表时间:
2021-08
期刊:
影响因子:
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通讯作者:
Simuni T
中科院分区:
文献类型:
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作者:
Marras C;Mills KA;Eberly S;Oakes D;Chou KL;Halverson M;Parashos SA;Tarolli CG;Lai JS;Nowinsky CJ;Suchowersky O;Farbman ES;Shulman LM;Simuni T
The Quality of Life in Neurological Disorders (Neuro-QoL) is a publicly available health-related quality of life measurement system. To evaluate utility of Neuro-QoL item banks as outcome measures for clinical trials in Parkinson’s disease. An analysis of Neuro-QoL responsiveness to change and construct validity in a multicenter clinical trial cohort. Among 310 participants over 3 years, changes in five of eight Neuro-QoL domains were significant (p<0.05) but very modest. The largest effect sizes were seen in the cognition and mobility domains (0.35–0.39). The largest effect size for change over the year in which levodopa was initiated was −0.19 for lower extremity function - mobility. For a similarly designed clinical trial, estimated sample size required to demonstrate a 50% reduction in worsening ranged from 420 to over 1000 participants per group. To serve as an outcome measure in early Parkinson’s disease more sensitive tools will be required.