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Spirometry performed for outpatient follow-up appointment. Predicted values calculated as per the European Respiratory Society calculator (gli-calculator.ersnet.org/index.html) using a height of 150 cm
| Spirometry | Predicted values | Sat up | Supine |
| FEV1 | 1.65 L | 1.46 L | 1.0 L |
| FVC | 2.14 L | 1.8 L | 1.36 L |
FEV1, forced expiratory volume in 1 s; FVC, forced vital capacity.
