Table 1.
The accuracy and reliability of the developed spirometer in pulmonary function tests.
| Waveform | FVC14 | FVC16 | FVC24 | PEF5 | PEF11 | PEF12 |
|---|---|---|---|---|---|---|
| Error | 1.70% | −2.60% | 1.30% | −2.80% | −3.90% | 5.80% |
| RSD | 1.22% | 1.83% | 1.37% | 2.71% | 2.85% | 3.66% |
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