Table 4. Spirometry results of total subjects by the radiologic change.
| TB scar (+) (N=167) | TB scar (–) (N=1,217) | P | |
|---|---|---|---|
| FEV1 (L) | 2.77±0.78 | 2.88±0.70 | 0.064 |
| FEV1 (% of predicted value) | 90.02±17.05 | 96.51±13.53 | <0.001 |
| FVC (L) | 3.75±0.95 | 3.66±0.88 | 0.236 |
| FVC (% of predicted value) | 95.01±14.10 | 97.65±12.24 | 0.022 |
| FEV1/FVC | 73.81±10.21 | 78.90±6.70 | <0.001 |
TB, tuberculosis; FEV1, forced expiratory volume in one second; FVC, forced vital capacity.