What precision does 3DGait claim for angular and spatial-temporal metrics?

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3DGait Claims High Precision in Angular and Spatial-Temporal Measurements

The 3DGait application asserts a high degree of accuracy in its gait analysis, claiming to be within three degrees for angular measurements and within three centimeters and 0.03 seconds for spatial-temporal metrics when compared to established motion analysis laboratory standards. This level of precision is achieved through video analysis captured by an iPad, requiring no direct physical contact with the individual. The development of the 3DGait app took approximately two to three years from its initial concept to its first functional version.
Angular Measurement Accuracy

In terms of angular measurements, 3DGait demonstrates a precision that aligns with the recognized gold standard in motion analysis. The application is reported to be within three degrees of these established benchmarks. This allows for the quantitative assessment of joint movements and body positioning during a walk.
Spatial-Temporal Measurement Accuracy

For spatial-temporal metrics, which encompass aspects like speed, stride length, and timing, 3DGait claims an accuracy within three centimeters and 0.03 seconds. This temporal accuracy is equivalent to a single video frame, indicating a high resolution in capturing the nuances of movement over time and space. These measurements are crucial for identifying gait abnormalities and assessing mobility.
Comparison to Motion Analysis Labs

When benchmarked against traditional motion analysis studios, 3DGait's overall accuracy is reported to be approximately 95 percent. This suggests that the application offers a reliable and accessible alternative to more complex and costly laboratory-based gait assessments. The ability to achieve such accuracy using a common device like an iPad, without the need for extensive sensor setups or internet connectivity, marks a significant advancement in accessible healthcare technology.

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What precision does 3DGait claim for angular and spatial-temporal metrics?

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