Table 5.
Demographic, PFT, and CT volume information of the selected normal and severely asthmatic subjects
| Selected Normal Subject | Selected Severely Asthmatic Subject | |
|---|---|---|
| Age, yr | 57.3 | 47.7 |
| BMI | 19.7 | 23.9 |
| Asthma duration | 19.7 | |
| Sex | Female | Female |
| Race | White nonhispanic | White nonhispanic |
| TLC, %predicted | 93 | 127 |
| FRC, %predicted | 92 | 115 |
| RV, %predicted | 88 | 151 |
| FVC, %predicted | 92 | 80 |
| FEV1, %predicted | 95 | 40 |
| FEV1/FVC × 100 | 80 | 40 |
| RV/TLC × 100 | 36 | 42 |
| AVTLC (CT)/TLC (PFT) × 100 | 78 | 78 |
| AVFRC (CT)/FRC (PFT) × 100 | 56 | 62 |
| IC (CT)/IC (PFT) × 100 | 105 | 95 |
RV, residual volume; FEV1, forced expiratory volume in 1 s.