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Rehabilitation Research and Practice
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Rehabilitation Research and Practice
/
2011
/
Article
/
Tab 4
/
Research Article
Validation of a Biofeedback System for Wheelchair Propulsion Training
Table 4
Validation of torque measurements.
Variable
Actual torque (Nm)
Measured torque (Nm)
Error (%)
√
(
𝑇
2
𝑥
+
𝑇
2
𝑦
)
6.03
5.99 ± 0.09
−0.56
17.61
17.45 ± 0.10
−0.89
𝑇
𝑍
6.03
6.08 ± 0.07
0.87
17.61
17.97 ± 0.07
2.04
Measured values are mean ± 1 standard deviation.