Table 1. Preoperative pulmonary function test .
Findings are consistent with severe restrictive lung disease.
FVC: forced vital capacity; FEV₁: forced expiratory volume in one second; FEF: forced expiratory flow
| Parameter | Actual | Predicted | % Predicted |
| FVC (L) | 1.26 | 3.91 | 32% |
| FEV1 (L) | 0.93 | 3.41 | 27% |
| FEV1/FVC (%) | 74 | 85 | 86% |
| FEF 25% (L/s) | 2.67 | 8.04 | 33% |
| FEF 75% (L/s) | 0.18 | 3.52 | 4% |
| FEF 25-75% (L/s) | 0.65 | 3.89 | 16% |
| FEF Max (L/s) | 2.77 | 7.40 | 37% |