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Spirometric parameters before and after terbutaline nebulization
| Spirometric parameters | Baseline spirometry | After terbutaline | |||
|---|---|---|---|---|---|
| Measured | % Predicted | Measured | % Predicted | % Changing | |
| FEF25-75 = FEF between 25% and 75% of the FVC; FEV1 = forced expiratory volume in 1 second; FVC = forced vital capacity. | |||||
| FEV 1 | 2.36 L | 74 | 1.41 L | 44 | −40 |
| FVC | 3.11 L | 79 | 2.82 L | 72 | −9 |
| FEV 1 /FVC | 75% | – | 40% | – | −35 |
| FEF25-75 | 2.22 L/s | 51 | 0.79 L/s | 18 | −64 |
