Table 1.
Mean (SD) fit % and model orders for each biomarker’s state-space model.
| Metric | Heart rate | PPGa amplitude |
| Fit % | 76.67 (6.96) | 81.64 (7.07) |
| Model order | 9.52 (0.38) | 9.39 (0.34) |
aPPG: photoplethysmogram.
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