Table 6. Accuracy of wearable devices compared to the reference accelerometer (percent difference).
| 0.1g | 0.5g | 1.0g | 3.0g | |
|---|---|---|---|---|
| X-direction | 22.3% | 4.1% | 2.6% | 2.4% |
| Y-direction | 23.5% | 4.8% | 2.6% | 1.8% |
| Z-direction | 4.9% | 1.9% | 1.0% | 1.0% |
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