Research Article
A Wearable Contactless Sensor Suitable for Continuous Simultaneous Monitoring of Respiration and Cardiac Activity
Table 2
Test and calibration measurements values.
| Spirometer reading [mL] | Sensor reading [mL] | Error (%) |
| Test measurements after calibration | 1670 | 1620 | 3 | 2890 | 2775 | 4 | 3300 | 3040 | 8 | 1660 | 1670 | −1 |
| Test measurements trial 2 (see text) | 2000 | 2132 | −7 | 1610 | 1770 | −10 | 1660 | 1810 | −9 | 1750 | 1711 | 2 | 2210 | 2425 | −10 | 2880 | 3020 | −5 |
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