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A comparison of mean PFT values for patients with and without noted ventilation defects.
| Ventilation defect present (mean ± standard deviation) | No ventilation defect present (mean ± standard deviation) | ttest p value | |
|---|---|---|---|
| FEV1 | 60.3±22.8 | 70.8±25.1 | 0.034 |
| FEV1/FVC | 61.0±15.3 | 66.5±15.6 | 0.086 |
Abbreviations: PFT: Pulmonary function test, FEV1 – Forced expiratory volume in 1 second, FVC = Forced vital capacity.
