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Lung function parameters.
| Parameter | Mean | SD | Range |
|---|---|---|---|
| VC (%) | 70 | 23.3 | 22.2–128.6 |
| FEV1 (%) | 49.4 | 20.8 | 16.1–100.4 |
| FEV1%VC | 53.4 | 13 | 32.7–90.9 |
| RV (%) | 210.9 | 81.9 | 35.3–405.7 |
| TLC (%) | 125 | 31.6 | 54.4–205 |
| RV%TLC | 65 | 14.8 | 16.4–87.6 |
| sRtot (%) | 337.4 | 241 | 47.8–1054.8 |
VC: vital capacity; FEV1: forced expiratory volume in one second; FEV1%VC: Tiffeneau index; RV: residual volume; TLC: total lung capacity; sRtot: specific total airway resistance.
