Evidence⁃based practices of public health will benefit from quantification of passive physical activity assessment.This study aims to investigate the reliability of marker⁃free system(MFS)such as Microsoft Kinect in m...Evidence⁃based practices of public health will benefit from quantification of passive physical activity assessment.This study aims to investigate the reliability of marker⁃free system(MFS)such as Microsoft Kinect in measuring upper extremity motion from different angles.Ten healthy participants performed elbow and shoulder extension/flexion along frontal and median anatomical planes for ten pace⁃controlled repetitions,during which the spatiotemporal positions of upper extremity joints were concurrently recorded by two sensors from 0°and 45°viewing angles.Reliability between the two sensors were evaluated using Pearson correlation coefficient,intra⁃class correlation coefficients,and 95%limits of agreement and coefficient of variation.Worse reliability was observed when possibility of occlusion was higher.However,better reliability was found when longer observation interval(10 s)was used as elementary measuring unit than shorter observation interval(2 s).The overall angular reliability of activity as displacement or changes in angle was not satisfactory.The results are expected to inform the industry for the extension of MFS to clinic applications.展开更多
目的观察电针透刺和Mulligan动态关节松动术治疗轻中度膝骨关节炎(knee osteoarthfitis,KOA)的临床疗效,探寻安全有效的中西医结合治疗方案。方法将90例来自长沙市中心医院的轻中度KOA患者随机分为电针透刺组、关节松动组和联合组,每组3...目的观察电针透刺和Mulligan动态关节松动术治疗轻中度膝骨关节炎(knee osteoarthfitis,KOA)的临床疗效,探寻安全有效的中西医结合治疗方案。方法将90例来自长沙市中心医院的轻中度KOA患者随机分为电针透刺组、关节松动组和联合组,每组30例。电针透刺组即在透刺基础上连接电针仪,关节松动组采用Mulligan动态关节松动术治疗,联合组即电针透刺结合Mulligan动态关节松动术。各组均每天治疗1次,每周治疗5次,共治疗6周。在治疗前及治疗6周后,通过疼痛视觉模拟评分(visual analogue scale,VAS)、西安大略和麦克马斯特大学骨关节炎指数(Western Ontario and McMaster Universities arthritis index,WOMAC)、Lysholm膝关节功能评估量表、膝关节最大主动关节活动度(active range of motion,AROM)、髌上囊积液及关节间隙角等指标综合评定疗效。结果治疗后,3组患者的VAS、WOMAC评分较治疗前均有下降,Lysholm评分、AROM较治疗前均有提高,关节间隙角较治疗前减小,髌上囊积液量较治疗前减少(P<0.05);联合组的上述指标较电针透刺组、关节松动组改善更明显(P<0.05);电针透刺组在减少髌上囊积液方面优于关节松动组(P<0.05);关节松动组在增加膝关节AROM、缩小关节间隙角方面优于电针透刺组(P<0.05)。结论电针透刺及Mulligan动态关节松动术均能不同程度缓解轻中度KOA患者疼痛症状,降低髌上囊积液量,缩小关节间隙角,改善膝关节整体功能,且二者联合疗效更佳。展开更多
基金Sponsored by the National Natural Science Foundation of China(Grant No.51708152)the Science and Technology Innovation Committee of Shenzhen Municipality(Grant No.JCYJ20170811155435737).
文摘Evidence⁃based practices of public health will benefit from quantification of passive physical activity assessment.This study aims to investigate the reliability of marker⁃free system(MFS)such as Microsoft Kinect in measuring upper extremity motion from different angles.Ten healthy participants performed elbow and shoulder extension/flexion along frontal and median anatomical planes for ten pace⁃controlled repetitions,during which the spatiotemporal positions of upper extremity joints were concurrently recorded by two sensors from 0°and 45°viewing angles.Reliability between the two sensors were evaluated using Pearson correlation coefficient,intra⁃class correlation coefficients,and 95%limits of agreement and coefficient of variation.Worse reliability was observed when possibility of occlusion was higher.However,better reliability was found when longer observation interval(10 s)was used as elementary measuring unit than shorter observation interval(2 s).The overall angular reliability of activity as displacement or changes in angle was not satisfactory.The results are expected to inform the industry for the extension of MFS to clinic applications.
文摘目的观察电针透刺和Mulligan动态关节松动术治疗轻中度膝骨关节炎(knee osteoarthfitis,KOA)的临床疗效,探寻安全有效的中西医结合治疗方案。方法将90例来自长沙市中心医院的轻中度KOA患者随机分为电针透刺组、关节松动组和联合组,每组30例。电针透刺组即在透刺基础上连接电针仪,关节松动组采用Mulligan动态关节松动术治疗,联合组即电针透刺结合Mulligan动态关节松动术。各组均每天治疗1次,每周治疗5次,共治疗6周。在治疗前及治疗6周后,通过疼痛视觉模拟评分(visual analogue scale,VAS)、西安大略和麦克马斯特大学骨关节炎指数(Western Ontario and McMaster Universities arthritis index,WOMAC)、Lysholm膝关节功能评估量表、膝关节最大主动关节活动度(active range of motion,AROM)、髌上囊积液及关节间隙角等指标综合评定疗效。结果治疗后,3组患者的VAS、WOMAC评分较治疗前均有下降,Lysholm评分、AROM较治疗前均有提高,关节间隙角较治疗前减小,髌上囊积液量较治疗前减少(P<0.05);联合组的上述指标较电针透刺组、关节松动组改善更明显(P<0.05);电针透刺组在减少髌上囊积液方面优于关节松动组(P<0.05);关节松动组在增加膝关节AROM、缩小关节间隙角方面优于电针透刺组(P<0.05)。结论电针透刺及Mulligan动态关节松动术均能不同程度缓解轻中度KOA患者疼痛症状,降低髌上囊积液量,缩小关节间隙角,改善膝关节整体功能,且二者联合疗效更佳。
