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随机对照试验的行为干预身体活动在多发性硬化症项目:社会认知理论变量作为调解者
Robert W Motl1, Ariel Kidwell-Chandler2, Brian M Sandroff3
1Department of Kinesiology and Nutrition, University of Illinois Chicago, 506 J AHSB, Chicago, IL 60612, USA.
Multiple sclerosis and related disorders
|August 16, 2023
概括
运动自我效能调解了基于互联网的行为干预对患有多发性硬化症 (MS) 的人体活动的积极影响. 这一发现强调了自我效能作为改善MS患者运动的关键目标.
科学领域:
- 神经学 神经学
- 康复科学 康复科学 康复科学
- 行为科学 行为科学
背景情况:
- 之前的一项III期随机对照试验表明,基于社会认知理论 (SCT) 的互联网行为干预显著增加了多发性硬化症 (MS) 患者的中度至强度体力活动 (MVPA).
- 这次干预使用了电子学习方法,并在6个月的时间内进行.
研究的目的:
- 调查特定的社会认知理论 (SCT) 变量是否作为行为干预后设备测量的MVPA观察到的增加的调解者.
- 分析干预措施影响MS患者身体活动水平的途径.
主要方法:
- 共有318名患有多发性硬化症的人被随机分配到行为干预组 (n=159) 或注意力/社交接触控制组 (n=159).
- 关于MVPA和SCT变量的数据是在基线和6个月干预期后收集的.
- 统计分析包括线性混合建模和潜变得分建模,以评估调解效应.
主要成果:
- 对于MVPA和SCT变量观察到显著的分组时间相互作用,包括运动自我有效性,障碍自我有效性,目标设定和规划.
- 隐性变化得分建模证实,运动的自我有效性显著介导了干预措施对增加MVPA的影响.
结论:
- 这项研究提供了强有力的证据,表明运动自我有效性是行为干预对MS患者体育活动影响的关键调解者.
- 这些发现强调了在设计未来的干预措施时,针对自我有效性的重要性,以促进MS患者的运动.
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