Standing postural stability assessment and signal stationarity in children with cerebral palsy

1993 ◽  
Vol 1 (1) ◽  
pp. 35-42 ◽  
Author(s):  
G.F. Harris ◽  
S.A. Riedel ◽  
D. Matesi ◽  
P. Smith
2014 ◽  
Vol 26 (3) ◽  
pp. 332-337 ◽  
Author(s):  
Katharine Elizabeth Randall ◽  
Doreen J. Bartlett ◽  
Sarah Westcott McCoy

2003 ◽  
Vol 96 (3_suppl) ◽  
pp. 1173-1184 ◽  
Author(s):  
Hua-Fang Liao ◽  
Ai-Wen Hwang

To investigate the relations between the balance function and gross motor ability, we recruited 15 children with cerebral palsy from 5 to 12 years in age. Balance function was tested by the Smart Balance Master System and by clinical tests. The Motor Age test was used to test gross motor ability. Analysis showed that postural stability in eyes open, eyes closed, and swaying vision conditions (visual surrounding swaying with body sway), the duration of one leg standing, and the duration of maintaining a heel-to-toe position were significantly correlated with gross motor ability. Postural stability in the eyes-closed condition was the best predicting factor and could explain 64% of the variability of gross motor ability. Whether the training of postural stability in eyes-closed condition can improve the gross motor function needs further study.


2016 ◽  
Vol 33 (3) ◽  
pp. 271-282 ◽  
Author(s):  
Matthew J. Leineweber ◽  
Dominik Wyss ◽  
Sophie-Krystale Dufour ◽  
Claire Gane ◽  
Karl Zabjek ◽  
...  

This study evaluated the effects of intense physical exercise on postural stability of children with cerebral palsy (CP). Center of pressure (CoP) was measured in 9 typically developing (TD) children and 8 with CP before and after a maximal aerobic shuttle-run test (SRT) using a single force plate. Anteroposterior and mediolateral sway velocities, sway area, and sway regularity were calculated from the CoP data and compared between pre- and postexercise levels and between groups. Children with CP demonstrated significantly higher pre-SRT CoP velocities than TD children in the sagittal (18.6 ± 7.6 vs. 6.75 1.78 m/s) and frontal planes (15.4 ± 5.3 vs. 8.04 ± 1.51 m/s). Post-SRT, CoP velocities significantly increased for children with CP in the sagittal plane (27.0 ± 1.2 m/s), with near-significant increases in the frontal plane (25.0 ± 1.5m/s). Similarly, children with CP evidenced larger sway areas than the TD children both pre- and postexercise. The diminished postural stability in children with CP after short but intense physical exercise may have important implications including increased risk of falls and injury.


Sensors ◽  
2021 ◽  
Vol 21 (6) ◽  
pp. 2104
Author(s):  
Yunru Ma ◽  
Kumar Mithraratne ◽  
Nichola Wilson ◽  
Yanxin Zhang ◽  
Xiangbin Wang

Children with cerebral palsy (CP) have high risks of falling. It is necessary to evaluate gait stability for children with CP. In comparison to traditional motion capture techniques, the Kinect has the potential to be utilised as a cost-effective gait stability assessment tool, ensuring frequent and uninterrupted gait monitoring. To evaluate the validity and reliability of this measurement, in this study, ten children with CP performed two testing sessions, of which gait data were recorded by a Kinect V2 sensor and a referential Motion Analysis system. The margin of stability (MOS) and gait spatiotemporal metrics were examined. For the spatiotemporal parameters, intraclass correlation coefficient (ICC2,k) values were from 0.83 to 0.99 between two devices and from 0.78 to 0.88 between two testing sessions. For the MOS outcomes, ICC2,k values ranged from 0.42 to 0.99 between two devices and 0.28 to 0.69 between two test sessions. The Kinect V2 was able to provide valid and reliable spatiotemporal gait parameters, and it could also offer accurate outcome measures for the minimum MOS. The reliability of the Kinect V2 when assessing time-specific MOS variables was limited. The Kinect V2 shows the potential to be used as a cost-effective tool for CP gait stability assessment.


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